#21641D
Closest named color: Dark Green (#006400). oklch(44.5% 0.124 142.3), rgb(33, 100, 29).
Aa
White text reads best on this color (7.22:1).
About this color
#21641D is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.124 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.026 away. White text reads best on it, at 7.22:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #21641D |
| RGB | rgb(33, 100, 29) |
| HSL | hsl(117, 55%, 25%) |
| OKLCH | oklch(44.5% 0.124 142.3) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #21641D | 7.22:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #21641D | 2.90:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #21641D text on white | 7.22:1 | AAA | Lc 84.7 | Fine for body text |
| #21641D text on black | 2.90:1 | Fails | Lc -17.3 | Dividers and decoration only |
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 800.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#CBE0C8
oklch(88.4% 0.039 141.7)
-
Step 300
300
#A6CDA2
oklch(80.9% 0.073 142.4)
-
Step 400
400
#75B36F
oklch(70.7% 0.116 142.2)
-
Step 500
500
#4D9F47
oklch(63% 0.148 142.3)
-
Step 600
600
#2B8926
oklch(55.5% 0.161 142.4)
-
Step 700
700
#1C7418
oklch(49% 0.149 142.4)
-
Step 800
800 (this color)
#21641D
oklch(44.5% 0.124 142.3)
-
Step 900
900
#1D4E1A
oklch(37.7% 0.097 142.4)
-
Step 950
950
#132E10
oklch(27.1% 0.062 141.8)
#21641D 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #665A13 | 0.088 |
| Deuteranopia (no green cones) | #5E5523 | 0.087 |
| Tritanopia (no blue cones) | #146155 | 0.079 |
| Achromatopsia (no color) | #575757 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21641D
#21641D
oklch(44.5% 0.124 142.3)
- #73387B
#73387B
oklch(44.4% 0.124 322.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #21641D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.026
- Spruce #0A5F38 ΔE 0.040
- Pine #2B5D34 ΔE 0.041
- Deep Green #02590F ΔE 0.042
- Camouflage Green #4B6113 ΔE 0.043
- Army Green #4B5D16 ΔE 0.046
- Navy Green #35530A ΔE 0.052
- Forest #0B5509 ΔE 0.053
Use #21641D 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.