#281A04

Closest named color: Dark Brown (#341C02). oklch(23% 0.042 76.5), rgb(40, 26, 4).

Aa

White text reads best on this color (16.93:1).

About this color

#281A04 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.042 and its hue 76°. 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 16.93:1.

Hue familyBrowns
Lightnessvery dark (23%)
Chromamuted (0.042)
Temperaturewarm
Nearest nameDark Brown (#341C02)
Black text1.23:1
White text16.93:1

Values

HEX#281A04
RGBrgb(40, 26, 4)
HSLhsl(37, 82%, 9%)
OKLCHoklch(23% 0.042 76.5)

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 #281A04 16.93:1 AAA Lc -106.2 Preferred for body text
Black text on #281A04 1.23:1 Fails Lc 0.0 Not readable
#281A04 text on white 16.93:1 AAA Lc 103.8 Preferred for body text
#281A04 text on black 1.23:1 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

    #EFE9E0

    oklch(93.6% 0.014 78.3)

  3. Step 200

    200

    #E4D7C6

    oklch(88.5% 0.027 74.7)

  4. Step 300

    300

    #D3BD9E

    oklch(80.9% 0.049 76.4)

  5. Step 400

    400

    #BD9A67

    oklch(70.6% 0.08 76.3)

  6. Step 500

    500

    #AC813C

    oklch(63.2% 0.101 76.9)

  7. Step 600

    600

    #976914

    oklch(55.5% 0.11 76.5)

  8. Step 700

    700

    #815702

    oklch(49% 0.102 76.1)

  9. Step 800

    800

    #69480A

    oklch(42.8% 0.085 76.8)

  10. Step 900

    900

    #553C13

    oklch(37.6% 0.066 76.4)

  11. Step 950

    950 (this color)

    #281A04

    oklch(23% 0.042 76.5)

Export this scale for Tailwind in the Tailwind colors tool

#281A04 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)#1F1B020.020
Deuteranopia (no green cones)#231E050.016
Tritanopia (no blue cones)#2C16150.035
Achromatopsia (no color)#1D1D1D0.042

Harmonies

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

Complementary

The opposite hue (180°).

  • #281A04

    #281A04

    oklch(23% 0.042 76.5)

  • #101D30

    #101D30

    oklch(22.9% 0.041 257.8)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #281A04

    #281A04

    oklch(23% 0.042 76.5)

  • #2D160B

    #2D160B

    oklch(23% 0.042 45.6)

  • #1F1E05

    #1F1E05

    oklch(23% 0.041 107.1)

Open the analogous palette in the generator

Split complementary

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

  • #281A04

    #281A04

    oklch(23% 0.042 76.5)

  • #02212C

    #02212C

    oklch(23.1% 0.042 225.6)

  • #1C1A30

    #1C1A30

    oklch(23.2% 0.042 286.8)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #281A04

    #281A04

    oklch(23% 0.042 76.5)

  • #002323

    #002323

    oklch(23.2% 0.04 194.8)

  • #25172A

    #25172A

    oklch(23.2% 0.041 316.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #281A04

    #281A04

    oklch(23% 0.042 76.5)

  • #052319

    #052319

    oklch(23% 0.041 167.4)

  • #101D30

    #101D30

    oklch(22.9% 0.041 257.8)

  • #2B1421

    #2B1421

    oklch(23% 0.043 346)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #281A04, closest first.

Similar named colors

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

Use #281A04 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.