#0A510D
Closest named color: Forest (#0B5509). oklch(38% 0.119 143.2), rgb(10, 81, 13).
Aa
White text reads best on this color (9.56:1).
About this color
#0A510D is a dark, moderately saturated green. In OKLCH its lightness is 38%, its chroma 0.119 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.014 away. White text reads best on it, at 9.56:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.19:1 |
| White text | 9.56:1 |
Values
| HEX | #0A510D |
| RGB | rgb(10, 81, 13) |
| HSL | hsl(123, 78%, 18%) |
| OKLCH | oklch(38% 0.119 143.2) |
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 #0A510D | 9.56:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #0A510D | 2.19:1 | Fails | Lc 12.3 | Not readable |
| #0A510D text on white | 9.56:1 | AAA | Lc 91.6 | Preferred for body text |
| #0A510D text on black | 2.19:1 | Fails | Lc -10.7 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C7E2C5
oklch(88.5% 0.049 143.3)
-
Step 300
300
#9FD09B
oklch(80.9% 0.089 142.8)
-
Step 400
400
#66B763
oklch(70.7% 0.143 143.2)
-
Step 500
500
#31A433
oklch(63.2% 0.182 143.3)
-
Step 600
600
#008C0F
oklch(55.5% 0.185 143.2)
-
Step 700
700
#00760B
oklch(49.1% 0.163 143.2)
-
Step 800
800
#006107
oklch(42.7% 0.142 143.1)
-
Step 900
900 (this color)
#0A510D
oklch(38% 0.119 143.2)
-
Step 950
950
#0A2F0A
oklch(26.9% 0.075 143.1)
#0A510D 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) | #534801 | 0.085 |
| Deuteranopia (no green cones) | #4B4315 | 0.085 |
| Tritanopia (no blue cones) | #004E44 | 0.076 |
| Achromatopsia (no color) | #454545 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A510D
#0A510D
oklch(38% 0.119 143.2)
- #5F2766
#5F2766
oklch(38% 0.119 323.1)
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 #0A510D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.014
- Bottle Green #044A05 ΔE 0.024
- Deep Green #02590F ΔE 0.026
- Darkgreen #054907 ΔE 0.027
- British Racing Green #05480D ΔE 0.031
- Racing Green #014600 ΔE 0.038
- Navy Green #35530A ΔE 0.038
- Pine Green #0A481E ΔE 0.039
Use #0A510D 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.