#6C1D1C

Closest named color: Reddy Brown (#6E1005). oklch(36% 0.112 25.4), rgb(108, 29, 28).

Aa

White text reads best on this color (11.47:1).

About this color

#6C1D1C is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.112 and its hue 25°. 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 11.47:1.

Hue familyReds
Lightnessdark (36%)
Chromamoderately saturated (0.112)
Temperaturewarm
Nearest nameReddy Brown (#6E1005)
Black text1.83:1
White text11.47:1

Values

HEX#6C1D1C
RGBrgb(108, 29, 28)
HSLhsl(1, 59%, 27%)
OKLCHoklch(36% 0.112 25.4)

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 #6C1D1C 11.47:1 AAA Lc -99.3 Preferred for body text
Black text on #6C1D1C 1.83:1 Fails Lc 8.4 Not readable
#6C1D1C text on white 11.47:1 AAA Lc 95.5 Preferred for body text
#6C1D1C text on black 1.83:1 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

    #FDF3F2

    oklch(97.2% 0.011 24.3)

  2. Step 100

    100

    #FAE4E2

    oklch(93.6% 0.024 23.9)

  3. Step 200

    200

    #F7CECA

    oklch(88.5% 0.047 24.6)

  4. Step 300

    300

    #F2ACA5

    oklch(80.9% 0.084 25.5)

  5. Step 400

    400

    #E87D75

    oklch(70.7% 0.133 25.5)

  6. Step 500

    500

    #DE5651

    oklch(63.1% 0.171 25.4)

  7. Step 600

    600

    #CA3435

    oklch(55.7% 0.187 25.4)

  8. Step 700

    700

    #AE2427

    oklch(49.1% 0.174 25.5)

  9. Step 800

    800

    #8D2122

    oklch(42.7% 0.144 25.3)

  10. Step 900

    900 (this color)

    #6C1D1C

    oklch(36% 0.112 25.4)

  11. Step 950

    950

    #431514

    oklch(27% 0.072 24.4)

Export this scale for Tailwind in the Tailwind colors tool

#6C1D1C 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)#332F1B0.121
Deuteranopia (no green cones)#4740190.111
Tritanopia (no blue cones)#77051E0.033
Achromatopsia (no color)#3939390.113

Harmonies

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

Complementary

The opposite hue (180°).

  • #6C1D1C

    #6C1D1C

    oklch(36% 0.112 25.4)

  • #00464C

    #00464C

    oklch(36% 0.061 204.6)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #6C1D1C

    #6C1D1C

    oklch(36% 0.112 25.4)

  • #671C40

    #671C40

    oklch(35.9% 0.113 354.8)

  • #5F2E00

    #5F2E00

    oklch(36% 0.088 55.6)

Open the analogous palette in the generator

Split complementary

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

  • #6C1D1C

    #6C1D1C

    oklch(36% 0.112 25.4)

  • #00483B

    #00483B

    oklch(35.9% 0.067 175.4)

  • #00425F

    #00425F

    oklch(35.8% 0.077 235.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #6C1D1C

    #6C1D1C

    oklch(36% 0.112 25.4)

  • #004B11

    #004B11

    oklch(35.9% 0.111 145.5)

  • #203877

    #203877

    oklch(36% 0.112 265.4)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #6C1D1C

    #6C1D1C

    oklch(36% 0.112 25.4)

  • #3C4200

    #3C4200

    oklch(36.1% 0.082 115.4)

  • #00464C

    #00464C

    oklch(36% 0.061 204.6)

  • #432D70

    #432D70

    oklch(36% 0.111 295.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6C1D1C, closest first.

Similar named colors

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

Use #6C1D1C 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.