#183D18
Closest named color: Hunter Green (#0B4008). oklch(32.3% 0.075 143.6), rgb(24, 61, 24).
Aa
White text reads best on this color (12.21:1).
About this color
#183D18 is a dark, moderately saturated green. In OKLCH its lightness is 32%, its chroma 0.075 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hunter Green (#0B4008), ΔE 0.025 away. White text reads best on it, at 12.21:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.71:1 |
| White text | 12.21:1 |
Values
| HEX | #183D18 |
| RGB | rgb(24, 61, 24) |
| HSL | hsl(120, 44%, 17%) |
| OKLCH | oklch(32.3% 0.075 143.6) |
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 #183D18 | 12.21:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #183D18 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #183D18 text on white | 12.21:1 | AAA | Lc 97.7 | Preferred for body text |
| #183D18 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 950.
-
Step 50
50
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C6E2C5
oklch(88.4% 0.049 144.2)
-
Step 300
300
#9ED09C
oklch(80.9% 0.089 143.8)
-
Step 400
400
#65B763
oklch(70.7% 0.143 143.4)
-
Step 500
500
#2EA433
oklch(63.1% 0.183 143.6)
-
Step 600
600
#008C15
oklch(55.5% 0.183 143.5)
-
Step 700
700
#007610
oklch(49.1% 0.161 143.5)
-
Step 800
800
#00610B
oklch(42.7% 0.141 143.5)
-
Step 900
900
#06500D
oklch(37.6% 0.119 143.7)
-
Step 950
950 (this color)
#183D18
oklch(32.3% 0.075 143.6)
#183D18 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) | #3E3715 | 0.056 |
| Deuteranopia (no green cones) | #39341B | 0.055 |
| Tritanopia (no blue cones) | #123B35 | 0.049 |
| Achromatopsia (no color) | #353535 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183D18
#183D18
oklch(32.3% 0.075 143.6)
- #462549
#462549
oklch(32.3% 0.075 324.1)
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 #183D18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.025
- Pakistan Green #283618 ΔE 0.029
- Forrest Green #154406 ΔE 0.033
- Evergreen #05472A ΔE 0.035
- Pine Green #0A481E ΔE 0.036
- Dark Olive #373E02 ΔE 0.042
- British Racing Green #05480D ΔE 0.043
- Racing Green #014600 ΔE 0.045
Use #183D18 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.