#281B09

Closest named color: Dark Brown (#341C02). oklch(23.4% 0.036 73.4), rgb(40, 27, 9).

Aa

White text reads best on this color (16.78:1).

About this color

#281B09 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.036 and its hue 73°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.028 away. White text reads best on it, at 16.78:1.

Hue familyBrowns
Lightnessvery dark (23%)
Chromamuted (0.036)
Temperaturewarm
Nearest nameDark Brown (#341C02)
Black text1.25:1
White text16.78:1

Values

HEX#281B09
RGBrgb(40, 27, 9)
HSLhsl(35, 63%, 10%)
OKLCHoklch(23.4% 0.036 73.4)

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 #281B09 16.78:1 AAA Lc -106.1 Preferred for body text
Black text on #281B09 1.25:1 Fails Lc 0.0 Not readable
#281B09 text on white 16.78:1 AAA Lc 103.7 Preferred for body text
#281B09 text on black 1.25:1 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

    #F8F5F1

    oklch(97.1% 0.006 75.4)

  2. Step 100

    100

    #EFE9E1

    oklch(93.7% 0.013 75.4)

  3. Step 200

    200

    #E3D7C8

    oklch(88.5% 0.024 73.6)

  4. Step 300

    300

    #D2BDA3

    oklch(80.9% 0.043 73.1)

  5. Step 400

    400

    #BB9A71

    oklch(70.6% 0.068 72.4)

  6. Step 500

    500

    #A9814B

    oklch(63% 0.087 73.4)

  7. Step 600

    600

    #956A2C

    oklch(55.7% 0.095 73.3)

  8. Step 700

    700

    #7F581F

    oklch(49.1% 0.088 73)

  9. Step 800

    800

    #67481C

    oklch(42.7% 0.073 72.9)

  10. Step 900

    900

    #543D1D

    oklch(37.8% 0.057 73.7)

  11. Step 950

    950 (this color)

    #281B09

    oklch(23.4% 0.036 73.4)

Export this scale for Tailwind in the Tailwind colors tool

#281B09 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)#201C070.018
Deuteranopia (no green cones)#231F090.017
Tritanopia (no blue cones)#2C18170.029
Achromatopsia (no color)#1D1D1D0.036

Harmonies

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

Complementary

The opposite hue (180°).

  • #281B09

    #281B09

    oklch(23.4% 0.036 73.4)

  • #111F2E

    #111F2E

    oklch(23.4% 0.035 251.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #281B09

    #281B09

    oklch(23.4% 0.036 73.4)

  • #2C1810

    #2C1810

    oklch(23.4% 0.036 42.5)

  • #211F09

    #211F09

    oklch(23.6% 0.036 104.1)

Open the analogous palette in the generator

Split complementary

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

  • #281B09

    #281B09

    oklch(23.4% 0.036 73.4)

  • #07212A

    #07212A

    oklch(23.3% 0.036 224.3)

  • #1B1B2E

    #1B1B2E

    oklch(23.2% 0.036 283.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #281B09

    #281B09

    oklch(23.4% 0.036 73.4)

  • #042323

    #042323

    oklch(23.4% 0.036 195)

  • #24192A

    #24192A

    oklch(23.5% 0.035 313.2)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #281B09

    #281B09

    oklch(23.4% 0.036 73.4)

  • #0B2319

    #0B2319

    oklch(23.3% 0.036 163.9)

  • #111F2E

    #111F2E

    oklch(23.4% 0.035 251.1)

  • #2A1722

    #2A1722

    oklch(23.5% 0.036 344.5)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #281B09, closest first.

Similar named colors

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

Use #281B09 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.