#21552A
Closest named color: Pine (#2B5D34). oklch(40.2% 0.09 147.2), rgb(33, 85, 42).
Aa
White text reads best on this color (8.75:1).
About this color
#21552A is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.090 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.030 away. White text reads best on it, at 8.75:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.39:1 |
| White text | 8.75:1 |
Values
| HEX | #21552A |
| RGB | rgb(33, 85, 42) |
| HSL | hsl(130, 44%, 23%) |
| OKLCH | oklch(40.2% 0.09 147.2) |
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 #21552A | 8.75:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #21552A | 2.39:1 | Fails | Lc 14.2 | Not readable |
| #21552A text on white | 8.75:1 | AAA | Lc 89.8 | Fine for body text |
| #21552A text on black | 2.39:1 | Fails | Lc -12.5 | 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 800.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#ABCAAD
oklch(80.8% 0.052 146.8)
-
Step 400
400
#7DAF82
oklch(70.6% 0.084 147.2)
-
Step 500
500
#5A9B63
oklch(63.1% 0.107 147.4)
-
Step 600
600
#3E8549
oklch(55.5% 0.116 147.1)
-
Step 700
700
#2F713A
oklch(49.1% 0.109 147.1)
-
Step 800
800 (this color)
#21552A
oklch(40.2% 0.09 147.2)
-
Step 900
900
#264C2B
oklch(37.9% 0.071 146.9)
-
Step 950
950
#172C19
oklch(26.9% 0.044 146.4)
#21552A 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) | #564E27 | 0.071 |
| Deuteranopia (no green cones) | #4F492D | 0.070 |
| Tritanopia (no blue cones) | #16534B | 0.053 |
| Achromatopsia (no color) | #4B4B4B | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21552A
#21552A
oklch(40.2% 0.09 147.2)
- #613561
#613561
oklch(40.1% 0.09 327.1)
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 #21552A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.030
- Navy Green #35530A ΔE 0.031
- Spruce #0A5F38 ΔE 0.032
- Forest #0B5509 ΔE 0.038
- Deep Green #02590F ΔE 0.040
- Pine Green #0A481E ΔE 0.049
- Dark Blue Green #005249 ΔE 0.053
- Evergreen #05472A ΔE 0.054
Use #21552A 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.