#681C2B

Closest named color: Claret (#680018). oklch(35.4% 0.108 13.1), rgb(104, 28, 43).

Aa

White text reads best on this color (11.73:1).

About this color

#681C2B is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.108 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.037 away. White text reads best on it, at 11.73:1.

Hue familyReds
Lightnessdark (35%)
Chromamoderately saturated (0.108)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.78:1
White text11.73:1

Values

HEX#681C2B
RGBrgb(104, 28, 43)
HSLhsl(348, 58%, 26%)
OKLCHoklch(35.4% 0.108 13.1)

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 #681C2B 11.73:1 AAA Lc -99.8 Preferred for body text
Black text on #681C2B 1.78:1 Fails Lc 7.8 Not readable
#681C2B text on white 11.73:1 AAA Lc 96.1 Preferred for body text
#681C2B text on black 1.78:1 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

    #FDF3F3

    oklch(97.2% 0.011 17.3)

  2. Step 100

    100

    #F9E4E5

    oklch(93.6% 0.023 14.3)

  3. Step 200

    200

    #F5CED1

    oklch(88.5% 0.044 12.8)

  4. Step 300

    300

    #F0ABB2

    oklch(80.8% 0.082 12.3)

  5. Step 400

    400

    #E57C89

    oklch(70.6% 0.13 13.1)

  6. Step 500

    500

    #DA566C

    oklch(63% 0.166 13.1)

  7. Step 600

    600

    #C53554

    oklch(55.5% 0.18 13.1)

  8. Step 700

    700

    #AA2645

    oklch(49.1% 0.167 12.9)

  9. Step 800

    800

    #8A2239

    oklch(42.7% 0.139 12.8)

  10. Step 900

    900 (this color)

    #681C2B

    oklch(35.4% 0.108 13.1)

  11. Step 950

    950

    #41161D

    oklch(27% 0.067 12.8)

Export this scale for Tailwind in the Tailwind colors tool

#681C2B 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)#2F2E2B0.119
Deuteranopia (no green cones)#433E290.110
Tritanopia (no blue cones)#720C220.027
Achromatopsia (no color)#3838380.109

Harmonies

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

Complementary

The opposite hue (180°).

  • #681C2B

    #681C2B

    oklch(35.4% 0.108 13.1)

  • #004544

    #004544

    oklch(35.3% 0.06 193.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #681C2B

    #681C2B

    oklch(35.4% 0.108 13.1)

  • #601F4A

    #601F4A

    oklch(35.5% 0.108 343.4)

  • #662300

    #662300

    oklch(35.4% 0.105 42.8)

Open the analogous palette in the generator

Split complementary

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

  • #681C2B

    #681C2B

    oklch(35.4% 0.108 13.1)

  • #004830

    #004830

    oklch(35.5% 0.077 163)

  • #004355

    #004355

    oklch(35.5% 0.066 223)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #681C2B

    #681C2B

    oklch(35.4% 0.108 13.1)

  • #254600

    #254600

    oklch(35.5% 0.1 133.1)

  • #023B72

    #023B72

    oklch(35.3% 0.109 253.5)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #681C2B

    #681C2B

    oklch(35.4% 0.108 13.1)

  • #433D00

    #433D00

    oklch(35.5% 0.075 103.3)

  • #004544

    #004544

    oklch(35.3% 0.06 193.1)

  • #363071

    #363071

    oklch(35.3% 0.108 283.5)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #681C2B, closest first.

Similar named colors

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

Use #681C2B 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.