#21803E
Closest named color: Jungle Green (#048243). oklch(53% 0.133 149.2), rgb(33, 128, 62).
Aa
White text reads best on this color (4.97:1).
About this color
#21803E is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.133 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.009 away. White text reads best on it, at 4.97:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.22:1 |
| White text | 4.97:1 |
Values
| HEX | #21803E |
| RGB | rgb(33, 128, 62) |
| HSL | hsl(138, 59%, 32%) |
| OKLCH | oklch(53% 0.133 149.2) |
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 #21803E | 4.97:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #21803E | 4.22:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #21803E text on white | 4.97:1 | AA | Lc 74.0 | Content text, not long reading |
| #21803E text on black | 4.22:1 | AA large text | Lc -27.7 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CBE0CE
oklch(88.6% 0.033 149.5)
-
Step 300
300
#A6CCAC
oklch(80.9% 0.06 149.5)
-
Step 400
400
#75B180
oklch(70.6% 0.095 149.3)
-
Step 500
500
#4D9E5F
oklch(63.2% 0.123 149)
-
Step 600
600 (this color)
#21803E
oklch(53% 0.133 149.2)
-
Step 700
700
#1C7337
oklch(49.1% 0.123 149.3)
-
Step 800
800
#1B5E2E
oklch(42.8% 0.102 149.2)
-
Step 900
900
#1E4D29
oklch(37.7% 0.08 148.9)
-
Step 950
950
#132D18
oklch(27% 0.05 148.5)
#21803E 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) | #817439 | 0.108 |
| Deuteranopia (no green cones) | #766D43 | 0.106 |
| Tritanopia (no blue cones) | #007D71 | 0.076 |
| Achromatopsia (no color) | #707070 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21803E
#21803E
oklch(53% 0.133 149.2)
- #944C91
#944C91
oklch(53% 0.132 328.8)
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 #21803E, closest first.
No curated palette has a color within ΔE 0.04 of #21803E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.009
- Tree Green #2A7E19 ΔE 0.032
- Dark Grass Green #388004 ΔE 0.041
- Sea Green #2E8B57 ΔE 0.043
- Forest Green #228B22 ΔE 0.048
- Green #008000 ΔE 0.049
- Kelley Green #009337 ΔE 0.061
- Emerald Green #028F1E ΔE 0.061
Use #21803E 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.