#641A28

Closest named color: Claret (#680018). oklch(34.4% 0.106 13.8), rgb(100, 26, 40).

Aa

White text reads best on this color (12.20:1).

About this color

#641A28 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.106 and its hue 14°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.032 away. White text reads best on it, at 12.20:1.

Hue familyReds
Lightnessdark (34%)
Chromamoderately saturated (0.106)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.72:1
White text12.20:1

Values

HEX#641A28
RGBrgb(100, 26, 40)
HSLhsl(349, 59%, 25%)
OKLCHoklch(34.4% 0.106 13.8)

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 #641A28 12.20:1 AAA Lc -100.6 Preferred for body text
Black text on #641A28 1.72:1 Fails Lc 0.0 Not readable
#641A28 text on white 12.20:1 AAA Lc 97.0 Preferred for body text
#641A28 text on black 1.72:1 Fails Lc 0.0 Not readable

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 900.

  1. Step 50

    50

    #FCF3F3

    oklch(97.1% 0.01 17.3)

  2. Step 100

    100

    #F9E4E5

    oklch(93.6% 0.023 14.3)

  3. Step 200

    200

    #F5CED0

    oklch(88.5% 0.044 14.5)

  4. Step 300

    300

    #EFACB1

    oklch(80.9% 0.079 14)

  5. Step 400

    400

    #E47D89

    oklch(70.7% 0.127 13.5)

  6. Step 500

    500

    #D9586C

    oklch(63.1% 0.162 13.6)

  7. Step 600

    600

    #C43854

    oklch(55.6% 0.176 13.6)

  8. Step 700

    700

    #A92944

    oklch(49.2% 0.163 13.9)

  9. Step 800

    800

    #892438

    oklch(42.7% 0.135 13.8)

  10. Step 900

    900 (this color)

    #641A28

    oklch(34.4% 0.106 13.8)

  11. Step 950

    950

    #41161C

    oklch(27% 0.067 14.3)

Export this scale for Tailwind in the Tailwind colors tool

#641A28 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)#2D2C280.116
Deuteranopia (no green cones)#403B260.107
Tritanopia (no blue cones)#6E09200.026
Achromatopsia (no color)#3535350.107

Harmonies

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

Complementary

The opposite hue (180°).

  • #641A28

    #641A28

    oklch(34.4% 0.106 13.8)

  • #004242

    #004242

    oklch(34.3% 0.059 194.8)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #641A28

    #641A28

    oklch(34.4% 0.106 13.8)

  • #5C1D46

    #5C1D46

    oklch(34.4% 0.105 344.1)

  • #612200

    #612200

    oklch(34.3% 0.1 43.6)

Open the analogous palette in the generator

Split complementary

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

  • #641A28

    #641A28

    oklch(34.4% 0.106 13.8)

  • #00442E

    #00442E

    oklch(34.2% 0.073 163.9)

  • #004051

    #004051

    oklch(34.5% 0.064 222.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #641A28

    #641A28

    oklch(34.4% 0.106 13.8)

  • #224300

    #224300

    oklch(34.4% 0.098 133.7)

  • #03386E

    #03386E

    oklch(34.3% 0.107 254.2)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #641A28

    #641A28

    oklch(34.4% 0.106 13.8)

  • #3F3A00

    #3F3A00

    oklch(34.3% 0.072 104.2)

  • #004242

    #004242

    oklch(34.3% 0.059 194.8)

  • #342E6D

    #342E6D

    oklch(34.5% 0.106 283.7)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #641A28, closest first.

Similar named colors

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

Use #641A28 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.