#681F0D

Closest named color: Reddy Brown (#6E1005). oklch(35.3% 0.108 34.8), rgb(104, 31, 13).

Aa

White text reads best on this color (11.72:1).

About this color

#681F0D is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.108 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.023 away. White text reads best on it, at 11.72:1.

Hue familyReds
Lightnessdark (35%)
Chromamoderately saturated (0.108)
Temperaturewarm
Nearest nameReddy Brown (#6E1005)
Black text1.79:1
White text11.72:1

Values

HEX#681F0D
RGBrgb(104, 31, 13)
HSLhsl(12, 78%, 23%)
OKLCHoklch(35.3% 0.108 34.8)

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 #681F0D 11.72:1 AAA Lc -99.8 Preferred for body text
Black text on #681F0D 1.79:1 Fails Lc 7.8 Not readable
#681F0D text on white 11.72:1 AAA Lc 96.1 Preferred for body text
#681F0D text on black 1.79:1 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

    #FDF3F1

    oklch(97.1% 0.011 31.1)

  2. Step 100

    100

    #F9E5E0

    oklch(93.7% 0.023 34.3)

  3. Step 200

    200

    #F5CFC5

    oklch(88.4% 0.045 35.1)

  4. Step 300

    300

    #F0AE9E

    oklch(80.9% 0.081 34.1)

  5. Step 400

    400

    #E58168

    oklch(70.7% 0.129 35)

  6. Step 500

    500

    #DB5C3E

    oklch(63.1% 0.166 34.6)

  7. Step 600

    600

    #C63C19

    oklch(55.5% 0.18 34.6)

  8. Step 700

    700

    #AB2D08

    oklch(49.2% 0.168 34.9)

  9. Step 800

    800

    #8B270D

    oklch(42.7% 0.139 34.7)

  10. Step 900

    900 (this color)

    #681F0D

    oklch(35.3% 0.108 34.8)

  11. Step 950

    950

    #42170D

    oklch(27% 0.07 34.5)

Export this scale for Tailwind in the Tailwind colors tool

#681F0D 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)#342E0A0.112
Deuteranopia (no green cones)#463E090.102
Tritanopia (no blue cones)#73081C0.042
Achromatopsia (no color)#3838380.109

Harmonies

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

Complementary

The opposite hue (180°).

  • #681F0D

    #681F0D

    oklch(35.3% 0.108 34.8)

  • #00434F

    #00434F

    oklch(35.2% 0.062 214.5)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #681F0D

    #681F0D

    oklch(35.3% 0.108 34.8)

  • #661B34

    #661B34

    oklch(35.2% 0.109 4.4)

  • #573100

    #573100

    oklch(35.3% 0.079 65)

Open the analogous palette in the generator

Split complementary

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

  • #681F0D

    #681F0D

    oklch(35.3% 0.108 34.8)

  • #00463F

    #00463F

    oklch(35.4% 0.063 183.6)

  • #003E66

    #003E66

    oklch(35.2% 0.089 245.3)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #681F0D

    #681F0D

    oklch(35.3% 0.108 34.8)

  • #004826

    #004826

    oklch(35.3% 0.087 155)

  • #2C3372

    #2C3372

    oklch(35.2% 0.108 274.7)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #681F0D

    #681F0D

    oklch(35.3% 0.108 34.8)

  • #314200

    #314200

    oklch(35.1% 0.088 124.4)

  • #00434F

    #00434F

    oklch(35.2% 0.062 214.5)

  • #482968

    #482968

    oklch(35.3% 0.108 304.1)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #681F0D, closest first.

Similar named colors

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

Use #681F0D 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.