#21822F
Closest named color: Tree Green (#2A7E19). oklch(53.3% 0.149 145.2), rgb(33, 130, 47).
Aa
White text reads best on this color (4.88:1).
About this color
#21822F is a medium-dark, vivid green. In OKLCH its lightness is 53%, its chroma 0.149 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.018 away. White text reads best on it, at 4.88:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.29:1 |
| White text | 4.88:1 |
Values
| HEX | #21822F |
| RGB | rgb(33, 130, 47) |
| HSL | hsl(129, 60%, 32%) |
| OKLCH | oklch(53.3% 0.149 145.2) |
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 #21822F | 4.88:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #21822F | 4.29:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #21822F text on white | 4.88:1 | AA | Lc 73.4 | Content text, not long reading |
| #21822F text on black | 4.29:1 | AA large text | Lc -28.3 | 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 600.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#CBE0CA
oklch(88.5% 0.037 144)
-
Step 300
300
#A6CDA7
oklch(81% 0.067 145.6)
-
Step 400
400
#74B277
oklch(70.6% 0.106 145.5)
-
Step 500
500
#4C9F53
oklch(63.2% 0.137 145.4)
-
Step 600
600 (this color)
#21822F
oklch(53.3% 0.149 145.2)
-
Step 700
700
#1B7428
oklch(49.1% 0.138 145.2)
-
Step 800
800
#1A5F23
oklch(42.8% 0.115 145.3)
-
Step 900
900
#1D4E21
oklch(37.8% 0.09 145)
-
Step 950
950
#122E14
oklch(27.1% 0.058 145.2)
#21822F 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) | #847626 | 0.111 |
| Deuteranopia (no green cones) | #796E36 | 0.111 |
| Tritanopia (no blue cones) | #007F70 | 0.090 |
| Achromatopsia (no color) | #717171 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21822F
#21822F
oklch(53.3% 0.149 145.2)
- #96499B
#96499B
oklch(53.3% 0.148 325.1)
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 #21822F, closest first.
No curated palette has a color within ΔE 0.04 of #21822F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.018
- Jungle Green #048243 ΔE 0.022
- Dark Grass Green #388004 ΔE 0.024
- Green #008000 ΔE 0.032
- Forest Green #228B22 ΔE 0.032
- Emerald Green #028F1E ΔE 0.045
- Kelley Green #009337 ΔE 0.050
- Sea Green #2E8B57 ΔE 0.051
Use #21822F 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.