#21580F
Closest named color: Deep Green (#02590F). oklch(40.8% 0.118 139.4), rgb(33, 88, 15).
Aa
White text reads best on this color (8.51:1).
About this color
#21580F is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.118 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.016 away. White text reads best on it, at 8.51:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.46:1 |
| White text | 8.51:1 |
Values
| HEX | #21580F |
| RGB | rgb(33, 88, 15) |
| HSL | hsl(105, 71%, 20%) |
| OKLCH | oklch(40.8% 0.118 139.4) |
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 #21580F | 8.51:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #21580F | 2.46:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #21580F text on white | 8.51:1 | AAA | Lc 89.0 | Fine for body text |
| #21580F text on black | 2.46:1 | Fails | Lc -13.2 | 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 800.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CDE0C8
oklch(88.6% 0.038 139.2)
-
Step 300
300
#AACCA2
oklch(80.9% 0.068 139.7)
-
Step 400
400
#7CB16E
oklch(70.6% 0.11 139.2)
-
Step 500
500
#589D46
oklch(63% 0.14 139.5)
-
Step 600
600
#3B8724
oklch(55.5% 0.153 139.4)
-
Step 700
700
#2D7316
oklch(49.2% 0.143 139.4)
-
Step 800
800 (this color)
#21580F
oklch(40.8% 0.118 139.4)
-
Step 900
900
#254D1A
oklch(37.8% 0.091 139.4)
-
Step 950
950
#162D10
oklch(27% 0.058 139.5)
#21580F 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) | #5B4F01 | 0.078 |
| Deuteranopia (no green cones) | #544B17 | 0.078 |
| Tritanopia (no blue cones) | #1B554A | 0.079 |
| Achromatopsia (no color) | #4D4D4D | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21580F
#21580F
oklch(40.8% 0.118 139.4)
- #643171
#643171
oklch(40.8% 0.117 319.1)
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 #21580F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.016
- Forest #0B5509 ΔE 0.019
- Navy Green #35530A ΔE 0.023
- Dark Green #006400 ΔE 0.042
- Pine #2B5D34 ΔE 0.042
- Spruce #0A5F38 ΔE 0.043
- Bottle Green #044A05 ΔE 0.053
- Army Green #4B5D16 ΔE 0.055
Use #21580F 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.