#273F10
Closest named color: Dark Olive (#373E02). oklch(33.6% 0.078 132.4), rgb(39, 63, 16).
Aa
White text reads best on this color (11.63:1).
About this color
#273F10 is a dark, moderately saturated green. In OKLCH its lightness is 34%, its chroma 0.078 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 0.023 away. White text reads best on it, at 11.63:1.
| Hue family | Greens |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.80:1 |
| White text | 11.63:1 |
Values
| HEX | #273F10 |
| RGB | rgb(39, 63, 16) |
| HSL | hsl(91, 59%, 15%) |
| OKLCH | oklch(33.6% 0.078 132.4) |
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 #273F10 | 11.63:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #273F10 | 1.80:1 | Fails | Lc 0.0 | Not readable |
| #273F10 text on white | 11.63:1 | AAA | Lc 96.6 | Preferred for body text |
| #273F10 text on black | 1.80:1 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D1DEC8
oklch(88.5% 0.033 132.3)
-
Step 300
300
#B3C9A3
oklch(80.9% 0.057 132.2)
-
Step 400
400
#8BAD70
oklch(70.7% 0.093 132.1)
-
Step 500
500
#6D9849
oklch(63% 0.119 132.5)
-
Step 600
600
#558229
oklch(55.5% 0.129 132.3)
-
Step 700
700
#456E1B
oklch(49% 0.12 132.4)
-
Step 800
800
#395A1A
oklch(42.7% 0.099 132.6)
-
Step 900
900 (this color)
#273F10
oklch(33.6% 0.078 132.4)
-
Step 950
950
#1D2B11
oklch(26.9% 0.048 132.2)
#273F10 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) | #423A0A | 0.044 |
| Deuteranopia (no green cones) | #3F3814 | 0.045 |
| Tritanopia (no blue cones) | #273C35 | 0.058 |
| Achromatopsia (no color) | #393939 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #273F10
#273F10
oklch(33.6% 0.078 132.4)
- #442A53
#442A53
oklch(33.6% 0.076 312.1)
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 #273F10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.023
- Forrest Green #154406 ΔE 0.028
- Hunter Green #0B4008 ΔE 0.029
- Pine Green #0A481E ΔE 0.033
- Pakistan Green #283618 ΔE 0.035
- Evergreen #05472A ΔE 0.038
- British Racing Green #05480D ΔE 0.039
- Racing Green #014600 ΔE 0.042
Use #273F10 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.