#273B0B
Closest named color: Pakistan Green (#283618). oklch(32.4% 0.075 129.6), rgb(39, 59, 11).
Aa
White text reads best on this color (12.23:1).
About this color
#273B0B is a dark, moderately saturated green. In OKLCH its lightness is 32%, its chroma 0.075 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.026 away. White text reads best on it, at 12.23:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.71:1 |
| White text | 12.23:1 |
Values
| HEX | #273B0B |
| RGB | rgb(39, 59, 11) |
| HSL | hsl(85, 69%, 14%) |
| OKLCH | oklch(32.4% 0.075 129.6) |
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 #273B0B | 12.23:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #273B0B | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #273B0B text on white | 12.23:1 | AAA | Lc 97.8 | Preferred for body text |
| #273B0B text on black | 1.71:1 | Fails | Lc 0.0 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D2DEC8
oklch(88.5% 0.032 130.6)
-
Step 300
300
#B5C8A2
oklch(80.8% 0.056 129.3)
-
Step 400
400
#8EAC6F
oklch(70.7% 0.091 129.8)
-
Step 500
500
#739748
oklch(63.1% 0.115 129.4)
-
Step 600
600
#5B8127
oklch(55.6% 0.126 129.5)
-
Step 700
700
#4B6D19
oklch(49.1% 0.117 129.4)
-
Step 800
800
#3D5918
oklch(42.7% 0.097 129.8)
-
Step 900
900 (this color)
#273B0B
oklch(32.4% 0.075 129.6)
-
Step 950
950
#1F2B11
oklch(27% 0.047 129.5)
#273B0B 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) | #3E3604 | 0.039 |
| Deuteranopia (no green cones) | #3B350F | 0.038 |
| Tritanopia (no blue cones) | #283832 | 0.059 |
| Achromatopsia (no color) | #353535 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #273B0B
#273B0B
oklch(32.4% 0.075 129.6)
- #3F2851
#3F2851
oklch(32.5% 0.075 308.6)
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 #273B0B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.026
- Dark Olive #373E02 ΔE 0.028
- Hunter Green #0B4008 ΔE 0.031
- Forrest Green #154406 ΔE 0.036
- Pine Green #0A481E ΔE 0.044
- Evergreen #05472A ΔE 0.047
- British Racing Green #05480D ΔE 0.048
- Racing Green #014600 ΔE 0.049
Use #273B0B 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.