#331C06

Closest named color: Dark Brown (#341C02). oklch(25.3% 0.049 61.3), rgb(51, 28, 6).

Aa

White text reads best on this color (16.03:1).

About this color

#331C06 is a dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.049 and its hue 61°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.006 away. White text reads best on it, at 16.03:1.

Hue familyBrowns
Lightnessdark (25%)
Chromamuted (0.049)
Temperaturewarm
Nearest nameDark Brown (#341C02)
Black text1.30:1
White text16.03:1

Values

HEX#331C06
RGBrgb(51, 28, 6)
HSLhsl(29, 79%, 11%)
OKLCHoklch(25.3% 0.049 61.3)

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 #331C06 16.03:1 AAA Lc -105.4 Preferred for body text
Black text on #331C06 1.30:1 Fails Lc 0.0 Not readable
#331C06 text on white 16.03:1 AAA Lc 102.8 Preferred for body text
#331C06 text on black 1.30:1 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 950.

  1. Step 50

    50

    #F9F4F0

    oklch(97% 0.008 61.5)

  2. Step 100

    100

    #F3E8DF

    oklch(93.7% 0.017 62)

  3. Step 200

    200

    #EAD5C4

    oklch(88.6% 0.033 61.4)

  4. Step 300

    300

    #DDB99B

    oklch(81% 0.058 61.7)

  5. Step 400

    400

    #CB9362

    oklch(70.7% 0.094 61.6)

  6. Step 500

    500

    #BD7733

    oklch(63.2% 0.12 61.5)

  7. Step 600

    600

    #A85E00

    oklch(55.6% 0.129 60.9)

  8. Step 700

    700

    #8E4F00

    oklch(49.2% 0.114 61.3)

  9. Step 800

    800

    #754000

    oklch(42.8% 0.099 61.2)

  10. Step 900

    900

    #5F370D

    oklch(37.8% 0.078 61.8)

  11. Step 950

    950 (this color)

    #331C06

    oklch(25.3% 0.049 61.3)

Export this scale for Tailwind in the Tailwind colors tool

#331C06 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)#231E040.035
Deuteranopia (no green cones)#2923060.030
Tritanopia (no blue cones)#3917170.036
Achromatopsia (no color)#2121210.050

Harmonies

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

Complementary

The opposite hue (180°).

  • #331C06

    #331C06

    oklch(25.3% 0.049 61.3)

  • #082538

    #082538

    oklch(25.4% 0.049 241.5)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #331C06

    #331C06

    oklch(25.3% 0.049 61.3)

  • #361813

    #361813

    oklch(25.1% 0.049 30.7)

  • #2B2102

    #2B2102

    oklch(25.3% 0.049 91)

Open the analogous palette in the generator

Split complementary

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

  • #331C06

    #331C06

    oklch(25.3% 0.049 61.3)

  • #00282E

    #00282E

    oklch(25.4% 0.044 209.8)

  • #1A203A

    #1A203A

    oklch(25.2% 0.05 272.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #331C06

    #331C06

    oklch(25.3% 0.049 61.3)

  • #002924

    #002924

    oklch(25.2% 0.045 182.7)

  • #261C36

    #261C36

    oklch(25.2% 0.049 300.6)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #331C06

    #331C06

    oklch(25.3% 0.049 61.3)

  • #0D2916

    #0D2916

    oklch(25.3% 0.049 151.8)

  • #082538

    #082538

    oklch(25.4% 0.049 241.5)

  • #30192D

    #30192D

    oklch(25.3% 0.049 331.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #331C06, closest first.

Similar named colors

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

Use #331C06 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.