#21490F

Closest named color: British Racing Green (#05480D). oklch(36.3% 0.097 137.8), rgb(33, 73, 15).

Aa

White text reads best on this color (10.37:1).

About this color

#21490F is a dark, moderately saturated green. In OKLCH its lightness is 36%, its chroma 0.097 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is British Racing Green (#05480D), ΔE 0.021 away. White text reads best on it, at 10.37:1.

Hue familyGreens
Lightnessdark (36%)
Chromamoderately saturated (0.097)
Temperaturein between
Nearest nameBritish Racing Green (#05480D)
Black text2.02:1
White text10.37:1

Values

HEX#21490F
RGBrgb(33, 73, 15)
HSLhsl(101, 66%, 17%)
OKLCHoklch(36.3% 0.097 137.8)

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 #21490F 10.37:1 AAA Lc -97.9 Preferred for body text
Black text on #21490F 2.02:1 Fails Lc 10.1 Not readable
#21490F text on white 10.37:1 AAA Lc 93.8 Preferred for body text
#21490F text on black 2.02:1 Fails Lc -8.7 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 900.

  1. Step 50

    50

    #F2F7F1

    oklch(97.1% 0.01 140.5)

  2. Step 100

    100

    #E3EDE0

    oklch(93.5% 0.02 138.4)

  3. Step 200

    200

    #CDE0C6

    oklch(88.5% 0.041 137.2)

  4. Step 300

    300

    #AACC9E

    oklch(80.8% 0.073 137.6)

  5. Step 400

    400

    #7CB269

    oklch(70.8% 0.117 137.9)

  6. Step 500

    500

    #599E3D

    oklch(63.2% 0.149 137.8)

  7. Step 600

    600

    #3C8814

    oklch(55.7% 0.162 137.8)

  8. Step 700

    700

    #2E7301

    oklch(49.1% 0.15 137.7)

  9. Step 800

    800

    #275E0A

    oklch(42.8% 0.125 137.9)

  10. Step 900

    900 (this color)

    #21490F

    oklch(36.3% 0.097 137.8)

  11. Step 950

    950

    #162D0D

    oklch(26.9% 0.062 137.8)

Export this scale for Tailwind in the Tailwind colors tool

#21490F 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)#4C42060.063
Deuteranopia (no green cones)#463F150.062
Tritanopia (no blue cones)#1E463E0.069
Achromatopsia (no color)#4040400.098

Harmonies

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

Complementary

The opposite hue (180°).

  • #21490F

    #21490F

    oklch(36.3% 0.097 137.8)

  • #522B5E

    #522B5E

    oklch(36.3% 0.096 317.8)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #21490F

    #21490F

    oklch(36.3% 0.097 137.8)

  • #424000

    #424000

    oklch(36.2% 0.078 107.7)

  • #004A36

    #004A36

    oklch(36.3% 0.074 167.5)

Open the analogous palette in the generator

Split complementary

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

  • #21490F

    #21490F

    oklch(36.3% 0.097 137.8)

  • #3C336D

    #3C336D

    oklch(36.2% 0.097 287.7)

  • #612547

    #612547

    oklch(36.4% 0.097 347.9)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #21490F

    #21490F

    oklch(36.3% 0.097 137.8)

  • #193D70

    #193D70

    oklch(36.3% 0.097 257.6)

  • #67242A

    #67242A

    oklch(36.3% 0.096 18)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #21490F

    #21490F

    oklch(36.3% 0.097 137.8)

  • #00445B

    #00445B

    oklch(36.1% 0.071 228.8)

  • #522B5E

    #522B5E

    oklch(36.3% 0.096 317.8)

  • #652A02

    #652A02

    oklch(36.3% 0.097 47.9)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #21490F, closest first.

Similar named colors

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

Use #21490F 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.