#0B5303
Closest named color: Forest (#0B5509). oklch(38.5% 0.126 141.7), rgb(11, 83, 3).
Aa
White text reads best on this color (9.32:1).
About this color
#0B5303 is a dark, moderately saturated green. In OKLCH its lightness is 39%, its chroma 0.126 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.007 away. White text reads best on it, at 9.32:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #0B5303 |
| RGB | rgb(11, 83, 3) |
| HSL | hsl(114, 93%, 17%) |
| OKLCH | oklch(38.5% 0.126 141.7) |
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 #0B5303 | 9.32:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #0B5303 | 2.25:1 | Fails | Lc 13.0 | Not readable |
| #0B5303 text on white | 9.32:1 | AAA | Lc 91.0 | Preferred for body text |
| #0B5303 text on black | 2.25:1 | Fails | Lc -11.3 | 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
#E0EFDE
oklch(93.6% 0.028 142)
-
Step 200
200
#C6E2C2
oklch(88.4% 0.052 141.7)
-
Step 300
300
#9ED097
oklch(80.8% 0.094 141.5)
-
Step 400
400
#65B85B
oklch(70.8% 0.152 141.6)
-
Step 500
500
#2FA422
oklch(63% 0.193 141.7)
-
Step 600
600
#148C00
oklch(55.7% 0.186 141.7)
-
Step 700
700
#0F7600
oklch(49.2% 0.164 141.7)
-
Step 800
800
#0A6100
oklch(42.8% 0.143 141.7)
-
Step 900
900 (this color)
#0B5303
oklch(38.5% 0.126 141.7)
-
Step 950
950
#092F06
oklch(26.9% 0.079 141.9)
#0B5303 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) | #554A00 | 0.088 |
| Deuteranopia (no green cones) | #4E450E | 0.087 |
| Tritanopia (no blue cones) | #005045 | 0.083 |
| Achromatopsia (no color) | #474747 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B5303
#0B5303
oklch(38.5% 0.126 141.7)
- #61276B
#61276B
oklch(38.6% 0.125 321.5)
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 #0B5303, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.007
- Deep Green #02590F ΔE 0.019
- Bottle Green #044A05 ΔE 0.031
- Darkgreen #054907 ΔE 0.035
- Navy Green #35530A ΔE 0.037
- British Racing Green #05480D ΔE 0.040
- Racing Green #014600 ΔE 0.045
- Pine Green #0A481E ΔE 0.048
Use #0B5303 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.