#183F0F
Closest named color: Hunter Green (#0B4008). oklch(32.8% 0.087 140.2), rgb(24, 63, 15).
Aa
White text reads best on this color (11.95:1).
About this color
#183F0F is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.087 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hunter Green (#0B4008), ΔE 0.013 away. White text reads best on it, at 11.95:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.75:1 |
| White text | 11.95:1 |
Values
| HEX | #183F0F |
| RGB | rgb(24, 63, 15) |
| HSL | hsl(109, 62%, 15%) |
| OKLCH | oklch(32.8% 0.087 140.2) |
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 #183F0F | 11.95:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #183F0F | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #183F0F text on white | 11.95:1 | AAA | Lc 97.1 | Preferred for body text |
| #183F0F text on black | 1.75:1 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CDDFC9
oklch(88.4% 0.035 140)
-
Step 300
300
#ABCCA4
oklch(81% 0.066 140.2)
-
Step 400
400
#7DB172
oklch(70.8% 0.105 140.1)
-
Step 500
500
#5A9D4B
oklch(63.2% 0.135 140)
-
Step 600
600
#3D872C
oklch(55.6% 0.146 140.1)
-
Step 700
700
#2F721F
oklch(49.1% 0.135 140.1)
-
Step 800
800
#285D1C
oklch(42.7% 0.112 140.2)
-
Step 900
900 (this color)
#183F0F
oklch(32.8% 0.087 140.2)
-
Step 950
950
#172D12
oklch(27.1% 0.055 139.9)
#183F0F 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) | #413909 | 0.059 |
| Deuteranopia (no green cones) | #3C3513 | 0.060 |
| Tritanopia (no blue cones) | #143D35 | 0.058 |
| Achromatopsia (no color) | #373737 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183F0F
#183F0F
oklch(32.8% 0.087 140.2)
- #482350
#482350
oklch(32.7% 0.088 320.3)
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 #183F0F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.013
- Forrest Green #154406 ΔE 0.020
- Pine Green #0A481E ΔE 0.030
- British Racing Green #05480D ΔE 0.032
- Racing Green #014600 ΔE 0.032
- Evergreen #05472A ΔE 0.036
- Darkgreen #054907 ΔE 0.037
- Dark Olive #373E02 ΔE 0.039
Use #183F0F 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.