#273D10
Closest named color: Dark Olive (#373E02). oklch(33% 0.074 131.6), rgb(39, 61, 16).
Aa
White text reads best on this color (11.92:1).
About this color
#273D10 is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.074 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.025 away. White text reads best on it, at 11.92:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.76:1 |
| White text | 11.92:1 |
Values
| HEX | #273D10 |
| RGB | rgb(39, 61, 16) |
| HSL | hsl(89, 58%, 15%) |
| OKLCH | oklch(33% 0.074 131.6) |
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 #273D10 | 11.92:1 | AAA | Lc -100.8 | Preferred for body text |
| Black text on #273D10 | 1.76:1 | Fails | Lc 0.0 | Not readable |
| #273D10 text on white | 11.92:1 | AAA | Lc 97.2 | Preferred for body text |
| #273D10 text on black | 1.76:1 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D2DEC9
oklch(88.6% 0.031 131.6)
-
Step 300
300
#B4C9A4
oklch(81% 0.056 131.7)
-
Step 400
400
#8CAC72
oklch(70.6% 0.088 131.8)
-
Step 500
500
#70984B
oklch(63.2% 0.115 131.6)
-
Step 600
600
#58822D
oklch(55.7% 0.124 131.7)
-
Step 700
700
#486D1F
oklch(49% 0.114 131.4)
-
Step 800
800
#3B591C
oklch(42.6% 0.095 131.6)
-
Step 900
900 (this color)
#273D10
oklch(33% 0.074 131.6)
-
Step 950
950
#1E2B12
oklch(27% 0.047 131.4)
#273D10 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) | #40380A | 0.041 |
| Deuteranopia (no green cones) | #3D3614 | 0.043 |
| Tritanopia (no blue cones) | #283A34 | 0.057 |
| Achromatopsia (no color) | #373737 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #273D10
#273D10
oklch(33% 0.074 131.6)
- #422951
#422951
oklch(33% 0.075 311.7)
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 #273D10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.025
- Pakistan Green #283618 ΔE 0.028
- Hunter Green #0B4008 ΔE 0.031
- Forrest Green #154406 ΔE 0.033
- Pine Green #0A481E ΔE 0.039
- Evergreen #05472A ΔE 0.041
- British Racing Green #05480D ΔE 0.044
- Racing Green #014600 ΔE 0.046
Use #273D10 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.