#78211D

Closest named color: Chestnut (#742802). oklch(38.7% 0.122 27.1), rgb(120, 33, 29).

Aa

White text reads best on this color (10.32:1).

About this color

#78211D is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.122 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.031 away. White text reads best on it, at 10.32:1.

Hue familyReds
Lightnessdark (39%)
Chromamoderately saturated (0.122)
Temperaturewarm
Nearest nameChestnut (#742802)
Black text2.03:1
White text10.32:1

Values

HEX#78211D
RGBrgb(120, 33, 29)
HSLhsl(3, 61%, 29%)
OKLCHoklch(38.7% 0.122 27.1)

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 #78211D 10.32:1 AAA Lc -97.1 Preferred for body text
Black text on #78211D 2.03:1 Fails Lc 11.0 Not readable
#78211D text on white 10.32:1 AAA Lc 93.0 Preferred for body text
#78211D text on black 2.03:1 Fails Lc -9.5 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

    #FEF3F1

    oklch(97.2% 0.012 29.9)

  2. Step 100

    100

    #FBE4E0

    oklch(93.6% 0.026 29.4)

  3. Step 200

    200

    #F9CDC7

    oklch(88.5% 0.051 27.2)

  4. Step 300

    300

    #F6AAA1

    oklch(80.9% 0.091 26.8)

  5. Step 400

    400

    #EE796E

    oklch(70.8% 0.146 26.9)

  6. Step 500

    500

    #E44F47

    oklch(63.1% 0.186 26.9)

  7. Step 600

    600

    #D02828

    oklch(55.7% 0.203 26.9)

  8. Step 700

    700

    #B3161A

    oklch(49.1% 0.188 27.1)

  9. Step 800

    800

    #911918

    oklch(42.6% 0.155 27.2)

  10. Step 900

    900 (this color)

    #78211D

    oklch(38.7% 0.122 27.1)

  11. Step 950

    950

    #451310

    oklch(27% 0.078 27)

Export this scale for Tailwind in the Tailwind colors tool

#78211D 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)#3A341C0.129
Deuteranopia (no green cones)#50471A0.118
Tritanopia (no blue cones)#8404210.037
Achromatopsia (no color)#4040400.123

Harmonies

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

Complementary

The opposite hue (180°).

  • #78211D

    #78211D

    oklch(38.7% 0.122 27.1)

  • #004E56

    #004E56

    oklch(38.7% 0.066 206.6)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #78211D

    #78211D

    oklch(38.7% 0.122 27.1)

  • #732045

    #732045

    oklch(38.7% 0.121 357)

  • #683500

    #683500

    oklch(38.7% 0.093 57.7)

Open the analogous palette in the generator

Split complementary

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

  • #78211D

    #78211D

    oklch(38.7% 0.122 27.1)

  • #005043

    #005043

    oklch(38.6% 0.072 176.9)

  • #004A6B

    #004A6B

    oklch(38.7% 0.084 236.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #78211D

    #78211D

    oklch(38.7% 0.122 27.1)

  • #00541A

    #00541A

    oklch(38.8% 0.116 147)

  • #273E84

    #273E84

    oklch(38.7% 0.121 266.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #78211D

    #78211D

    oklch(38.7% 0.122 27.1)

  • #414A00

    #414A00

    oklch(38.7% 0.09 117.4)

  • #004E56

    #004E56

    oklch(38.7% 0.066 206.6)

  • #4C327C

    #4C327C

    oklch(38.7% 0.121 296.5)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #78211D, closest first.

Similar named colors

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

Use #78211D 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.