#211800

Closest named color: Dark Brown (#341C02). oklch(21.4% 0.044 90.2), rgb(33, 24, 0).

Aa

White text reads best on this color (17.56:1).

About this color

#211800 is a very dark, muted brown. In OKLCH its lightness is 21%, its chroma 0.044 and its hue 90°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.046 away. White text reads best on it, at 17.56:1.

Hue familyBrowns
Lightnessvery dark (21%)
Chromamuted (0.044)
Temperaturewarm
Nearest nameDark Brown (#341C02)
Black text1.19:1
White text17.56:1

Values

HEX#211800
RGBrgb(33, 24, 0)
HSLhsl(44, 100%, 6%)
OKLCHoklch(21.4% 0.044 90.2)

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 #211800 17.56:1 AAA Lc -106.6 Preferred for body text
Black text on #211800 1.19:1 Fails Lc 0.0 Not readable
#211800 text on white 17.56:1 AAA Lc 104.3 Preferred for body text
#211800 text on black 1.19:1 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

    #F7F5F0

    oklch(97% 0.007 88.6)

  2. Step 100

    100

    #EEEADF

    oklch(93.7% 0.015 90.2)

  3. Step 200

    200

    #E0D9C4

    oklch(88.5% 0.029 91.7)

  4. Step 300

    300

    #CDC09B

    oklch(80.9% 0.052 91)

  5. Step 400

    400

    #B49F63

    oklch(70.7% 0.083 90.8)

  6. Step 500

    500

    #A28634

    oklch(63% 0.105 90)

  7. Step 600

    600

    #8D6F00

    oklch(55.5% 0.113 89.9)

  8. Step 700

    700

    #775D00

    oklch(49.1% 0.1 89.6)

  9. Step 800

    800

    #614C00

    oklch(42.6% 0.087 90.4)

  10. Step 900

    900

    #50400D

    oklch(37.8% 0.07 90.5)

  11. Step 950

    950 (this color)

    #211800

    oklch(21.4% 0.044 90.2)

Export this scale for Tailwind in the Tailwind colors tool

#211800 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)#1C18000.011
Deuteranopia (no green cones)#1F1A010.007
Tritanopia (no blue cones)#2515130.040
Achromatopsia (no color)#1919190.044

Harmonies

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

Complementary

The opposite hue (180°).

  • #211800

    #211800

    oklch(21.4% 0.044 90.2)

  • #11182D

    #11182D

    oklch(21.4% 0.043 268.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #211800

    #211800

    oklch(21.4% 0.044 90.2)

  • #281403

    #281403

    oklch(21.5% 0.044 60.3)

  • #171C03

    #171C03

    oklch(21.4% 0.044 119.3)

Open the analogous palette in the generator

Split complementary

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

  • #211800

    #211800

    oklch(21.4% 0.044 90.2)

  • #031B2B

    #031B2B

    oklch(21.2% 0.044 240.8)

  • #1C142A

    #1C142A

    oklch(21.3% 0.043 299.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #211800

    #211800

    oklch(21.4% 0.044 90.2)

  • #001E23

    #001E23

    oklch(21.5% 0.037 210.1)

  • #241123

    #241123

    oklch(21.3% 0.044 328.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #211800

    #211800

    oklch(21.4% 0.044 90.2)

  • #001F1A

    #001F1A

    oklch(21.4% 0.039 180.2)

  • #11182D

    #11182D

    oklch(21.4% 0.043 268.7)

  • #291018

    #291018

    oklch(21.4% 0.043 1)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #211800, closest first.

Similar named colors

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

Use #211800 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.