#0A571C
Closest named color: Forest (#0B5509). oklch(40% 0.115 146.2), rgb(10, 87, 28).
Aa
White text reads best on this color (8.77:1).
About this color
#0A571C is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.115 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.015 away. White text reads best on it, at 8.77:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.39:1 |
| White text | 8.77:1 |
Values
| HEX | #0A571C |
| RGB | rgb(10, 87, 28) |
| HSL | hsl(134, 79%, 19%) |
| OKLCH | oklch(40% 0.115 146.2) |
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 #0A571C | 8.77:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #0A571C | 2.39:1 | Fails | Lc 14.4 | Not readable |
| #0A571C text on white | 8.77:1 | AAA | Lc 89.6 | Fine for body text |
| #0A571C text on black | 2.39:1 | Fails | Lc -12.7 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE0
oklch(93.7% 0.026 145.4)
-
Step 200
200
#C6E2C7
oklch(88.5% 0.047 146.1)
-
Step 300
300
#9DD09F
oklch(80.9% 0.086 145.7)
-
Step 400
400
#61B76A
oklch(70.6% 0.139 146.2)
-
Step 500
500
#25A440
oklch(63.1% 0.176 146.3)
-
Step 600
600
#008C2C
oklch(55.7% 0.169 146.1)
-
Step 700
700
#007624
oklch(49.2% 0.15 146.2)
-
Step 800
800
#00601C
oklch(42.6% 0.129 146.3)
-
Step 900
900 (this color)
#0A571C
oklch(40% 0.115 146.2)
-
Step 950
950
#072F0E
oklch(26.9% 0.072 146.1)
#0A571C 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) | #584E15 | 0.087 |
| Deuteranopia (no green cones) | #504821 | 0.088 |
| Tritanopia (no blue cones) | #00554B | 0.070 |
| Achromatopsia (no color) | #4B4B4B | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A571C
#0A571C
oklch(40% 0.115 146.2)
- #662D68
#662D68
oklch(39.9% 0.115 326.2)
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 #0A571C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.015
- Deep Green #02590F ΔE 0.015
- Navy Green #35530A ΔE 0.033
- Spruce #0A5F38 ΔE 0.038
- Pine #2B5D34 ΔE 0.044
- Bottle Green #044A05 ΔE 0.045
- Darkgreen #054907 ΔE 0.047
- Dark Green #006400 ΔE 0.050
Use #0A571C 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.