#681B2B

Closest named color: Claret (#680018). oklch(35.3% 0.109 12.7), rgb(104, 27, 43).

Aa

White text reads best on this color (11.79:1).

About this color

#681B2B is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.109 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.036 away. White text reads best on it, at 11.79:1.

Hue familyReds
Lightnessdark (35%)
Chromamoderately saturated (0.109)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.78:1
White text11.79:1

Values

HEX#681B2B
RGBrgb(104, 27, 43)
HSLhsl(348, 59%, 26%)
OKLCHoklch(35.3% 0.109 12.7)

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 #681B2B 11.79:1 AAA Lc -99.9 Preferred for body text
Black text on #681B2B 1.78:1 Fails Lc 7.7 Not readable
#681B2B text on white 11.79:1 AAA Lc 96.2 Preferred for body text
#681B2B 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

    #F6CDD1

    oklch(88.4% 0.047 11.4)

  4. Step 300

    300

    #F0ABB2

    oklch(80.8% 0.082 12.3)

  5. Step 400

    400

    #E67C8A

    oklch(70.8% 0.131 12.6)

  6. Step 500

    500

    #DB556D

    oklch(63.1% 0.168 12.5)

  7. Step 600

    600

    #C63455

    oklch(55.6% 0.182 12.6)

  8. Step 700

    700

    #AB2545

    oklch(49.2% 0.169 12.9)

  9. Step 800

    800

    #8B2139

    oklch(42.8% 0.141 12.7)

  10. Step 900

    900 (this color)

    #681B2B

    oklch(35.3% 0.109 12.7)

  11. Step 950

    950

    #42151D

    oklch(27% 0.07 12.3)

Export this scale for Tailwind in the Tailwind colors tool

#681B2B 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)#2E2E2B0.122
Deuteranopia (no green cones)#423D290.110
Tritanopia (no blue cones)#720A210.027
Achromatopsia (no color)#3838380.110

Harmonies

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

Complementary

The opposite hue (180°).

  • #681B2B

    #681B2B

    oklch(35.3% 0.109 12.7)

  • #004544

    #004544

    oklch(35.3% 0.06 193.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #681B2B

    #681B2B

    oklch(35.3% 0.109 12.7)

  • #5F1E4A

    #5F1E4A

    oklch(35.2% 0.109 342.7)

  • #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°).

  • #681B2B

    #681B2B

    oklch(35.3% 0.109 12.7)

  • #00472F

    #00472F

    oklch(35.2% 0.076 162.7)

  • #004254

    #004254

    oklch(35.2% 0.066 223.3)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #681B2B

    #681B2B

    oklch(35.3% 0.109 12.7)

  • #264500

    #264500

    oklch(35.2% 0.098 132.4)

  • #003B71

    #003B71

    oklch(35.2% 0.108 252.8)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #681B2B

    #681B2B

    oklch(35.3% 0.109 12.7)

  • #433C00

    #433C00

    oklch(35.2% 0.074 102.1)

  • #004544

    #004544

    oklch(35.3% 0.06 193.1)

  • #353071

    #353071

    oklch(35.3% 0.108 282.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #681B2B, closest first.

Similar named colors

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

Use #681B2B 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.