#6494DD

Closest named color: Cornflower Blue (#6495ED). oklch(66.4% 0.121 258.5), rgb(100, 148, 221).

Aa

Black text reads best on this color (6.82:1).

About this color

#6494DD is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.121 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.024 away. Black text reads best on it, at 6.82:1.

Hue familyBlues
Lightnessmedium-light (66%)
Chromamoderately saturated (0.121)
Temperaturecool
Nearest nameCornflower Blue (#6495ED)
Black text6.82:1
White text3.07:1

Values

HEX#6494DD
RGBrgb(100, 148, 221)
HSLhsl(216, 64%, 63%)
OKLCHoklch(66.4% 0.121 258.5)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #6494DD 3.07:1 AA large text Lc -62.9 Content text, not long reading
Black text on #6494DD 6.82:1 AA Lc 46.5 Large or bold text, headings
#6494DD text on white 3.07:1 AA large text Lc 57.5 Large or bold text, headings
#6494DD text on black 6.82:1 AA Lc -44.2 Non-text elements, placeholder text

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.

  1. Step 50

    50

    #F2F6FB

    oklch(97.2% 0.008 253.9)

  2. Step 100

    100

    #E3EAF6

    oklch(93.5% 0.018 261.3)

  3. Step 200

    200

    #CCDAEF

    oklch(88.4% 0.033 258.4)

  4. Step 300

    300

    #AAC2E7

    oklch(80.9% 0.059 259)

  5. Step 400

    400

    #7CA2DC

    oklch(70.7% 0.095 258.6)

  6. Step 500

    500 (this color)

    #6494DD

    oklch(66.4% 0.121 258.5)

  7. Step 600

    600

    #4072BF

    oklch(55.5% 0.132 258.8)

  8. Step 700

    700

    #3260A5

    oklch(49.2% 0.122 258.4)

  9. Step 800

    800

    #2A4E86

    oklch(42.7% 0.102 259)

  10. Step 900

    900

    #26416B

    oklch(37.6% 0.08 258.9)

  11. Step 950

    950

    #17273F

    oklch(27.2% 0.05 258.3)

Export this scale for Tailwind in the Tailwind colors tool

#6494DD with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#7799E00.027
Deuteranopia (no green cones)#678EDB0.016
Tritanopia (no blue cones)#16A4AE0.108
Achromatopsia (no color)#9393930.121

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #6494DD

    #6494DD

    oklch(66.4% 0.121 258.5)

  • #BB892D

    #BB892D

    oklch(66.3% 0.121 78.5)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #6494DD

    #6494DD

    oklch(66.4% 0.121 258.5)

  • #25A1CE

    #25A1CE

    oklch(66.5% 0.121 228.5)

  • #9186D9

    #9186D9

    oklch(66.4% 0.121 288.7)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #6494DD

    #6494DD

    oklch(66.4% 0.121 258.5)

  • #CF7B4D

    #CF7B4D

    oklch(66.5% 0.121 48.4)

  • #9A9934

    #9A9934

    oklch(66.4% 0.122 108.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #6494DD

    #6494DD

    oklch(66.4% 0.121 258.5)

  • #D37376

    #D37376

    oklch(66.4% 0.12 18.9)

  • #6CA55A

    #6CA55A

    oklch(66.4% 0.121 138.5)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #6494DD

    #6494DD

    oklch(66.4% 0.121 258.5)

  • #C973A0

    #C973A0

    oklch(66.4% 0.121 348.2)

  • #BB892D

    #BB892D

    oklch(66.3% 0.121 78.5)

  • #2DAB86

    #2DAB86

    oklch(66.5% 0.121 168.5)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6494DD, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #6494DD in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.