#255D3B
Closest named color: Pine (#2B5D34). oklch(43.1% 0.082 154.3), rgb(37, 93, 59).
Aa
White text reads best on this color (7.75:1).
About this color
#255D3B is a dark, moderately saturated green. In OKLCH its lightness is 43%, its chroma 0.082 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.010 away. White text reads best on it, at 7.75:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #255D3B |
| RGB | rgb(37, 93, 59) |
| HSL | hsl(144, 43%, 25%) |
| OKLCH | oklch(43.1% 0.082 154.3) |
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 #255D3B | 7.75:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #255D3B | 2.70:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #255D3B text on white | 7.75:1 | AAA | Lc 86.7 | Fine for body text |
| #255D3B text on black | 2.70:1 | Fails | Lc -15.4 | 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 800.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CCDFD1
oklch(88.6% 0.028 153.8)
-
Step 300
300
#A9CAB3
oklch(80.8% 0.048 154.8)
-
Step 400
400
#7AAF8B
oklch(70.7% 0.077 154.3)
-
Step 500
500
#569B6E
oklch(63.1% 0.098 154)
-
Step 600
600
#388556
oklch(55.5% 0.106 154.1)
-
Step 700
700
#297146
oklch(49.2% 0.1 154)
-
Step 800
800 (this color)
#255D3B
oklch(43.1% 0.082 154.3)
-
Step 900
900
#234B32
oklch(37.6% 0.063 154.5)
-
Step 950
950
#152C1D
oklch(26.9% 0.041 154.1)
#255D3B 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) | #5D5639 | 0.073 |
| Deuteranopia (no green cones) | #55503D | 0.071 |
| Tritanopia (no blue cones) | #145C54 | 0.041 |
| Achromatopsia (no color) | #525252 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255D3B
#255D3B
oklch(43.1% 0.082 154.3)
- #6B3E62
#6B3E62
oklch(43.1% 0.081 334.6)
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 #255D3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.010
- Spruce #0A5F38 ΔE 0.017
- Dark Green Blue #1F6357 ΔE 0.041
- Navy Green #35530A ΔE 0.051
- Army Green #4B5D16 ΔE 0.053
- Dark Blue Green #005249 ΔE 0.054
- Deep Green #02590F ΔE 0.058
- Camouflage Green #4B6113 ΔE 0.059
Use #255D3B 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.