#331A0A

Closest named color: Dark Brown (#341C02). oklch(24.9% 0.048 51.5), rgb(51, 26, 10).

Aa

White text reads best on this color (16.24:1).

About this color

#331A0A is a very dark, muted brown. In OKLCH its lightness is 25%, its chroma 0.048 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.014 away. White text reads best on it, at 16.24:1.

Hue familyBrowns
Lightnessvery dark (25%)
Chromamuted (0.048)
Temperaturewarm
Nearest nameDark Brown (#341C02)
Black text1.29:1
White text16.24:1

Values

HEX#331A0A
RGBrgb(51, 26, 10)
HSLhsl(23, 67%, 12%)
OKLCHoklch(24.9% 0.048 51.5)

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 #331A0A 16.24:1 AAA Lc -105.6 Preferred for body text
Black text on #331A0A 1.29:1 Fails Lc 0.0 Not readable
#331A0A text on white 16.24:1 AAA Lc 103.0 Preferred for body text
#331A0A text on black 1.29:1 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

    #FAF4F1

    oklch(97.1% 0.008 48.7)

  2. Step 100

    100

    #F3E7E0

    oklch(93.6% 0.016 52.6)

  3. Step 200

    200

    #EBD4C7

    oklch(88.5% 0.031 51.5)

  4. Step 300

    300

    #DFB7A0

    oklch(80.9% 0.056 51.5)

  5. Step 400

    400

    #CE906C

    oklch(70.6% 0.09 50.9)

  6. Step 500

    500

    #C07443

    oklch(63.2% 0.115 52)

  7. Step 600

    600

    #AB5B22

    oklch(55.6% 0.125 52)

  8. Step 700

    700

    #934A14

    oklch(49.1% 0.117 51.5)

  9. Step 800

    800

    #773D14

    oklch(42.6% 0.096 51.7)

  10. Step 900

    900

    #603518

    oklch(37.7% 0.075 52.4)

  11. Step 950

    950 (this color)

    #331A0A

    oklch(24.9% 0.048 51.5)

Export this scale for Tailwind in the Tailwind colors tool

#331A0A 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)#211D080.040
Deuteranopia (no green cones)#27220A0.035
Tritanopia (no blue cones)#3915160.030
Achromatopsia (no color)#2020200.048

Harmonies

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

Complementary

The opposite hue (180°).

  • #331A0A

    #331A0A

    oklch(24.9% 0.048 51.5)

  • #032534

    #032534

    oklch(24.9% 0.047 231.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #331A0A

    #331A0A

    oklch(24.9% 0.048 51.5)

  • #351717

    #351717

    oklch(24.9% 0.048 21.1)

  • #2D1F03

    #2D1F03

    oklch(25% 0.047 81.7)

Open the analogous palette in the generator

Split complementary

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

  • #331A0A

    #331A0A

    oklch(24.9% 0.048 51.5)

  • #00272A

    #00272A

    oklch(24.8% 0.042 202.5)

  • #142138

    #142138

    oklch(24.9% 0.048 261.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #331A0A

    #331A0A

    oklch(24.9% 0.048 51.5)

  • #01281E

    #01281E

    oklch(24.7% 0.047 171.4)

  • #221D36

    #221D36

    oklch(25% 0.047 291.8)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #331A0A

    #331A0A

    oklch(24.9% 0.048 51.5)

  • #132711

    #132711

    oklch(24.9% 0.048 142.1)

  • #032534

    #032534

    oklch(24.9% 0.047 231.9)

  • #2C192F

    #2C192F

    oklch(24.9% 0.048 321.9)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #331A0A, closest first.

Similar named colors

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

Use #331A0A 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.