#211B09

Closest named color: Dark Brown (#341C02). oklch(22.4% 0.032 91.3), rgb(33, 27, 9).

Aa

White text reads best on this color (17.13:1).

About this color

#211B09 is a very dark, muted brown. In OKLCH its lightness is 22%, its chroma 0.032 and its hue 91°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.042 away. White text reads best on it, at 17.13:1.

Hue familyBrowns
Lightnessvery dark (22%)
Chromamuted (0.032)
Temperaturewarm
Nearest nameDark Brown (#341C02)
Black text1.22:1
White text17.13:1

Values

HEX#211B09
RGBrgb(33, 27, 9)
HSLhsl(45, 57%, 8%)
OKLCHoklch(22.4% 0.032 91.3)

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 #211B09 17.13:1 AAA Lc -106.3 Preferred for body text
Black text on #211B09 1.22:1 Fails Lc 0.0 Not readable
#211B09 text on white 17.13:1 AAA Lc 104.0 Preferred for body text
#211B09 text on black 1.22:1 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

    #F7F5F2

    oklch(97.1% 0.005 78.3)

  2. Step 100

    100

    #ECEAE2

    oklch(93.6% 0.011 95.2)

  3. Step 200

    200

    #DED9CA

    oklch(88.5% 0.021 91.6)

  4. Step 300

    300

    #C9C0A6

    oklch(80.8% 0.037 91.2)

  5. Step 400

    400

    #AEA075

    oklch(70.7% 0.061 92.2)

  6. Step 500

    500

    #9B8851

    oklch(63.1% 0.077 91)

  7. Step 600

    600

    #857135

    oklch(55.5% 0.083 91.1)

  8. Step 700

    700

    #715F27

    oklch(49.1% 0.078 91.4)

  9. Step 800

    800

    #5C4E22

    oklch(42.8% 0.065 91.8)

  10. Step 900

    900

    #4B4121

    oklch(37.7% 0.05 92.5)

  11. Step 950

    950 (this color)

    #211B09

    oklch(22.4% 0.032 91.3)

Export this scale for Tailwind in the Tailwind colors tool

#211B09 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)#1E1A080.008
Deuteranopia (no green cones)#201C0A0.004
Tritanopia (no blue cones)#2418170.030
Achromatopsia (no color)#1B1B1B0.032

Harmonies

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

Complementary

The opposite hue (180°).

  • #211B09

    #211B09

    oklch(22.4% 0.032 91.3)

  • #161B2B

    #161B2B

    oklch(22.5% 0.032 270.4)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #211B09

    #211B09

    oklch(22.4% 0.032 91.3)

  • #26180B

    #26180B

    oklch(22.4% 0.032 62.9)

  • #191E0D

    #191E0D

    oklch(22.5% 0.031 122.3)

Open the analogous palette in the generator

Split complementary

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

  • #211B09

    #211B09

    oklch(22.4% 0.032 91.3)

  • #0D1D29

    #0D1D29

    oklch(22.3% 0.032 242.5)

  • #1E1828

    #1E1828

    oklch(22.4% 0.032 301.1)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #211B09

    #211B09

    oklch(22.4% 0.032 91.3)

  • #061F24

    #061F24

    oklch(22.2% 0.032 212.9)

  • #241622

    #241622

    oklch(22.4% 0.031 331.6)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #211B09

    #211B09

    oklch(22.4% 0.032 91.3)

  • #08201C

    #08201C

    oklch(22.3% 0.031 180.8)

  • #161B2B

    #161B2B

    oklch(22.5% 0.032 270.4)

  • #28151B

    #28151B

    oklch(22.4% 0.032 359.6)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #211B09, closest first.

Similar named colors

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

Use #211B09 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.