#21860B
Closest named color: Forest Green (#228B22). oklch(54.2% 0.174 141.1), rgb(33, 134, 11).
Aa
White text reads best on this color (4.68:1).
About this color
#21860B is a medium-dark, vivid green. In OKLCH its lightness is 54%, its chroma 0.174 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.017 away. White text reads best on it, at 4.68:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.47:1 |
| White text | 4.68:1 |
Values
| HEX | #21860B |
| RGB | rgb(33, 134, 11) |
| HSL | hsl(109, 85%, 28%) |
| OKLCH | oklch(54.2% 0.174 141.1) |
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 #21860B | 4.68:1 | AA | Lc -77.5 | Fine for body text |
| Black text on #21860B | 4.47:1 | AA large text | Lc 32.1 | Non-text elements, placeholder text |
| #21860B text on white | 4.68:1 | AA | Lc 72.0 | Content text, not long reading |
| #21860B text on black | 4.47:1 | AA large text | Lc -29.7 | 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 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE0
oklch(93.6% 0.023 141.2)
-
Step 200
200
#CAE1C6
oklch(88.5% 0.044 141)
-
Step 300
300
#A5CE9E
oklch(80.9% 0.079 141)
-
Step 400
400
#73B469
oklch(70.8% 0.125 141.1)
-
Step 500
500
#4AA03D
oklch(63.1% 0.16 141.1)
-
Step 600
600 (this color)
#21860B
oklch(54.2% 0.174 141.1)
-
Step 700
700
#177501
oklch(49% 0.161 141.1)
-
Step 800
800
#18600A
oklch(42.9% 0.134 141.1)
-
Step 900
900
#1C4E14
oklch(37.6% 0.103 141.1)
-
Step 950
950
#122E0D
oklch(27% 0.066 140.7)
#21860B 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) | #8A7900 | 0.120 |
| Deuteranopia (no green cones) | #7E711E | 0.118 |
| Tritanopia (no blue cones) | #018171 | 0.115 |
| Achromatopsia (no color) | #747474 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21860B
#21860B
oklch(54.2% 0.174 141.1)
- #9B44AB
#9B44AB
oklch(54.2% 0.174 321.2)
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 #21860B, closest first.
No curated palette has a color within ΔE 0.04 of #21860B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.017
- Dark Grass Green #388004 ΔE 0.021
- Green #008000 ΔE 0.023
- Emerald Green #028F1E ΔE 0.026
- Tree Green #2A7E19 ΔE 0.027
- Kelley Green #009337 ΔE 0.041
- True Green #089404 ΔE 0.042
- Irish Green #019529 ΔE 0.043
Use #21860B 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.