#21522C
Closest named color: Navy Green (#35530A). oklch(39.4% 0.083 148.7), rgb(33, 82, 44).
Aa
White text reads best on this color (9.09:1).
About this color
#21522C is a dark, moderately saturated green. In OKLCH its lightness is 39%, its chroma 0.083 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.037 away. White text reads best on it, at 9.09:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #21522C |
| RGB | rgb(33, 82, 44) |
| HSL | hsl(133, 43%, 23%) |
| OKLCH | oklch(39.4% 0.083 148.7) |
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 #21522C | 9.09:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #21522C | 2.30:1 | Fails | Lc 13.2 | Not readable |
| #21522C text on white | 9.09:1 | AAA | Lc 90.7 | Preferred for body text |
| #21522C text on black | 2.30:1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CAE0CD
oklch(88.5% 0.035 149.3)
-
Step 300
300
#A6CCAB
oklch(80.9% 0.061 148.6)
-
Step 400
400
#74B27E
oklch(70.7% 0.099 148.5)
-
Step 500
500
#4B9E5D
oklch(63.1% 0.126 148.8)
-
Step 600
600
#278942
oklch(55.7% 0.139 148.6)
-
Step 700
700
#187434
oklch(49.2% 0.129 148.6)
-
Step 800
800
#185E2C
oklch(42.6% 0.106 148.9)
-
Step 900
900 (this color)
#21522C
oklch(39.4% 0.083 148.7)
-
Step 950
950
#122D18
oklch(26.9% 0.051 149.2)
#21522C 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) | #534B29 | 0.068 |
| Deuteranopia (no green cones) | #4C472E | 0.065 |
| Tritanopia (no blue cones) | #165049 | 0.048 |
| Achromatopsia (no color) | #484848 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21522C
#21522C
oklch(39.4% 0.083 148.7)
- #5E355C
#5E355C
oklch(39.5% 0.082 328.7)
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 #21522C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.037
- Pine #2B5D34 ΔE 0.038
- Spruce #0A5F38 ΔE 0.040
- Pine Green #0A481E ΔE 0.042
- Forest #0B5509 ΔE 0.044
- Evergreen #05472A ΔE 0.044
- Dark Blue Green #005249 ΔE 0.046
- Deep Green #02590F ΔE 0.048
Use #21522C 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.