#21522F
Closest named color: Pine (#2B5D34). oklch(39.5% 0.079 150.6), rgb(33, 82, 47).
Aa
White text reads best on this color (9.08:1).
About this color
#21522F is a dark, moderately saturated green. In OKLCH its lightness is 39%, its chroma 0.079 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.038 away. White text reads best on it, at 9.08:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.31:1 |
| White text | 9.08:1 |
Values
| HEX | #21522F |
| RGB | rgb(33, 82, 47) |
| HSL | hsl(137, 43%, 23%) |
| OKLCH | oklch(39.5% 0.079 150.6) |
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 #21522F | 9.08:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #21522F | 2.31:1 | Fails | Lc 13.3 | Not readable |
| #21522F text on white | 9.08:1 | AAA | Lc 90.7 | Preferred for body text |
| #21522F text on black | 2.31:1 | Fails | Lc -11.6 | 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 900.
-
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
#CAE0CE
oklch(88.5% 0.034 150.8)
-
Step 300
300
#A6CCAD
oklch(80.9% 0.059 150.3)
-
Step 400
400
#73B282
oklch(70.8% 0.096 150.9)
-
Step 500
500
#4B9E62
oklch(63.2% 0.121 150.6)
-
Step 600
600
#278848
oklch(55.5% 0.132 150.6)
-
Step 700
700
#177339
oklch(49% 0.123 150.6)
-
Step 800
800
#185E30
oklch(42.7% 0.101 150.7)
-
Step 900
900 (this color)
#21522F
oklch(39.5% 0.079 150.6)
-
Step 950
950
#122D19
oklch(26.9% 0.05 150.3)
#21522F 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) | #524B2D | 0.066 |
| Deuteranopia (no green cones) | #4C4731 | 0.065 |
| Tritanopia (no blue cones) | #155149 | 0.042 |
| Achromatopsia (no color) | #484848 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21522F
#21522F
oklch(39.5% 0.079 150.6)
- #5E355A
#5E355A
oklch(39.4% 0.08 330.6)
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 #21522F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.038
- Navy Green #35530A ΔE 0.040
- Spruce #0A5F38 ΔE 0.040
- Dark Blue Green #005249 ΔE 0.042
- Pine Green #0A481E ΔE 0.043
- Evergreen #05472A ΔE 0.044
- Forest #0B5509 ΔE 0.048
- Deep Green #02590F ΔE 0.052
Use #21522F 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.