#0B572A
Closest named color: Spruce (#0A5F38). oklch(40.2% 0.102 151.3), rgb(11, 87, 42).
Aa
White text reads best on this color (8.71:1).
About this color
#0B572A is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.102 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.028 away. White text reads best on it, at 8.71:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.41:1 |
| White text | 8.71:1 |
Values
| HEX | #0B572A |
| RGB | rgb(11, 87, 42) |
| HSL | hsl(144, 78%, 19%) |
| OKLCH | oklch(40.2% 0.102 151.3) |
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 #0B572A | 8.71:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #0B572A | 2.41:1 | Fails | Lc 14.6 | Not readable |
| #0B572A text on white | 8.71:1 | AAA | Lc 89.4 | Fine for body text |
| #0B572A text on black | 2.41:1 | Fails | Lc -12.8 | 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
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CAE0CE
oklch(88.5% 0.034 150.8)
-
Step 300
300
#A5CCAE
oklch(80.9% 0.059 151.9)
-
Step 400
400
#73B282
oklch(70.8% 0.096 150.9)
-
Step 500
500
#499E63
oklch(63.1% 0.121 151.4)
-
Step 600
600
#258849
oklch(55.5% 0.132 151.2)
-
Step 700
700
#15743A
oklch(49.2% 0.124 151)
-
Step 800
800 (this color)
#0B572A
oklch(40.2% 0.102 151.3)
-
Step 900
900
#1B4D2B
oklch(37.6% 0.079 151.2)
-
Step 950
950
#112D1A
oklch(26.9% 0.049 152.2)
#0B572A 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) | #574F26 | 0.084 |
| Deuteranopia (no green cones) | #4F492D | 0.084 |
| Tritanopia (no blue cones) | #00554C | 0.055 |
| Achromatopsia (no color) | #4B4B4B | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B572A
#0B572A
oklch(40.2% 0.102 151.3)
- #663161
#663161
oklch(40.2% 0.101 330.9)
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 #0B572A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.028
- Deep Green #02590F ΔE 0.031
- Forest #0B5509 ΔE 0.031
- Pine #2B5D34 ΔE 0.034
- Navy Green #35530A ΔE 0.037
- Pine Green #0A481E ΔE 0.050
- Bottle Green #044A05 ΔE 0.051
- Darkgreen #054907 ΔE 0.053
Use #0B572A 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.