#394ECF

Closest named color: Warm Blue (#4B57DB). oklch(49.1% 0.199 270.1), rgb(57, 78, 207).

Aa

White text reads best on this color (6.63:1).

About this color

#394ECF is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.199 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.038 away. White text reads best on it, at 6.63:1.

Hue familyBlues
Lightnessmedium-dark (49%)
Chromavivid (0.199)
Temperaturecool
Nearest nameWarm Blue (#4B57DB)
Black text3.16:1
White text6.63:1

Values

HEX#394ECF
RGBrgb(57, 78, 207)
HSLhsl(232, 61%, 52%)
OKLCHoklch(49.1% 0.199 270.1)

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 #394ECF 6.63:1 AA Lc -87.3 Fine for body text
Black text on #394ECF 3.16:1 AA large text Lc 21.9 Dividers and decoration only
#394ECF text on white 6.63:1 AA Lc 82.2 Fine for body text
#394ECF text on black 3.16:1 AA large text Lc -19.7 Dividers and decoration only

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 700.

  1. Step 50

    50

    #F2F5FE

    oklch(97% 0.012 271.3)

  2. Step 100

    100

    #E2E9FD

    oklch(93.5% 0.028 270.4)

  3. Step 200

    200

    #CBD8FE

    oklch(88.5% 0.054 270.4)

  4. Step 300

    300

    #A9BEFF

    oklch(80.9% 0.095 270.4)

  5. Step 400

    400

    #7C99FF

    oklch(70.6% 0.153 270.2)

  6. Step 500

    500

    #5D7CFF

    oklch(63.2% 0.197 269.9)

  7. Step 600

    600

    #4760EE

    oklch(55.6% 0.214 270.2)

  8. Step 700

    700 (this color)

    #394ECF

    oklch(49.1% 0.199 270.1)

  9. Step 800

    800

    #2F41A7

    oklch(42.7% 0.164 270.2)

  10. Step 900

    900

    #293985

    oklch(37.8% 0.129 270.2)

  11. Step 950

    950

    #18224E

    oklch(27.1% 0.082 270.4)

Export this scale for Tailwind in the Tailwind colors tool

#394ECF 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)#0064D30.055
Deuteranopia (no green cones)#0056CD0.036
Tritanopia (no blue cones)#006F870.158
Achromatopsia (no color)#5C5C5C0.200

Harmonies

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

Complementary

The opposite hue (180°).

  • #394ECF

    #394ECF

    oklch(49.1% 0.199 270.1)

  • #775D00

    #775D00

    oklch(49.1% 0.1 89.6)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #394ECF

    #394ECF

    oklch(49.1% 0.199 270.1)

  • #006799

    #006799

    oklch(49% 0.112 240)

  • #7537BE

    #7537BE

    oklch(49.1% 0.199 300)

Open the analogous palette in the generator

Split complementary

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

  • #394ECF

    #394ECF

    oklch(49.1% 0.199 270.1)

  • #8E4E00

    #8E4E00

    oklch(49% 0.114 60.5)

  • #586900

    #586900

    oklch(48.9% 0.116 120.1)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #394ECF

    #394ECF

    oklch(49.1% 0.199 270.1)

  • #B60D00

    #B60D00

    oklch(49.1% 0.196 30.1)

  • #007534

    #007534

    oklch(49.2% 0.135 150.2)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #394ECF

    #394ECF

    oklch(49.1% 0.199 270.1)

  • #B0005C

    #B0005C

    oklch(49% 0.199 360)

  • #775D00

    #775D00

    oklch(49.1% 0.1 89.6)

  • #007163

    #007163

    oklch(49.2% 0.089 180.3)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #394ECF, closest first.

No curated palette has a color within ΔE 0.04 of #394ECF.

Similar named colors

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

Use #394ECF 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.