#0A5B31
Closest named color: Spruce (#0A5F38). oklch(41.5% 0.1 153.8), rgb(10, 91, 49).
Aa
White text reads best on this color (8.22:1).
About this color
#0A5B31 is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.100 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.014 away. White text reads best on it, at 8.22:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #0A5B31 |
| RGB | rgb(10, 91, 49) |
| HSL | hsl(149, 80%, 20%) |
| OKLCH | oklch(41.5% 0.1 153.8) |
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 #0A5B31 | 8.22:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #0A5B31 | 2.55:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #0A5B31 text on white | 8.22:1 | AAA | Lc 88.0 | Fine for body text |
| #0A5B31 text on black | 2.55:1 | Fails | Lc -14.2 | 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
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#C9E0CF
oklch(88.5% 0.034 153.6)
-
Step 300
300
#A4CCAF
oklch(80.8% 0.059 153.5)
-
Step 400
400
#70B286
oklch(70.7% 0.094 154.2)
-
Step 500
500
#459E67
oklch(63% 0.12 153.9)
-
Step 600
600
#1C894E
oklch(55.7% 0.131 153.8)
-
Step 700
700
#09743F
oklch(49.2% 0.121 153.8)
-
Step 800
800 (this color)
#0A5B31
oklch(41.5% 0.1 153.8)
-
Step 900
900
#184D2E
oklch(37.6% 0.077 154.3)
-
Step 950
950
#102D1B
oklch(26.9% 0.049 154.2)
#0A5B31 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) | #5B532E | 0.087 |
| Deuteranopia (no green cones) | #524C34 | 0.087 |
| Tritanopia (no blue cones) | #005A51 | 0.051 |
| Achromatopsia (no color) | #4F4F4F | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A5B31
#0A5B31
oklch(41.5% 0.1 153.8)
- #6B3462
#6B3462
oklch(41.4% 0.1 333.7)
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 #0A5B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.014
- Pine #2B5D34 ΔE 0.024
- Deep Green #02590F ΔE 0.037
- Forest #0B5509 ΔE 0.041
- Navy Green #35530A ΔE 0.043
- Dark Blue Green #005249 ΔE 0.056
- Dark Green #006400 ΔE 0.058
- Dark Green Blue #1F6357 ΔE 0.061
Use #0A5B31 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.