#183B0F
Closest named color: Hunter Green (#0B4008). oklch(31.5% 0.081 139.8), rgb(24, 59, 15).
Aa
White text reads best on this color (12.56:1).
About this color
#183B0F is a dark, moderately saturated green. In OKLCH its lightness is 32%, its chroma 0.081 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 0.022 away. White text reads best on it, at 12.56:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.67:1 |
| White text | 12.56:1 |
Values
| HEX | #183B0F |
| RGB | rgb(24, 59, 15) |
| HSL | hsl(108, 59%, 15%) |
| OKLCH | oklch(31.5% 0.081 139.8) |
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 #183B0F | 12.56:1 | AAA | Lc -101.7 | Preferred for body text |
| Black text on #183B0F | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #183B0F text on white | 12.56:1 | AAA | Lc 98.3 | Preferred for body text |
| #183B0F text on black | 1.67:1 | 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
#E1EFDD
oklch(93.7% 0.028 138.7)
-
Step 200
200
#C7E2C1
oklch(88.4% 0.053 140)
-
Step 300
300
#A0D095
oklch(80.9% 0.095 139.8)
-
Step 400
400
#69B756
oklch(70.7% 0.154 139.7)
-
Step 500
500
#38A40F
oklch(63.2% 0.197 139.7)
-
Step 600
600
#2A8A00
oklch(55.5% 0.178 139.8)
-
Step 700
700
#227400
oklch(49% 0.157 139.8)
-
Step 800
800
#1A5F00
oklch(42.6% 0.136 139.8)
-
Step 900
900
#145000
oklch(37.8% 0.121 139.9)
-
Step 950
950 (this color)
#183B0F
oklch(31.5% 0.081 139.8)
#183B0F 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) | #3D350A | 0.055 |
| Deuteranopia (no green cones) | #383213 | 0.055 |
| Tritanopia (no blue cones) | #153932 | 0.055 |
| Achromatopsia (no color) | #333333 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183B0F
#183B0F
oklch(31.5% 0.081 139.8)
- #43224B
#43224B
oklch(31.5% 0.081 319.6)
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 #183B0F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.022
- Pakistan Green #283618 ΔE 0.031
- Forrest Green #154406 ΔE 0.034
- Pine Green #0A481E ΔE 0.042
- Racing Green #014600 ΔE 0.044
- Dark Olive #373E02 ΔE 0.044
- Evergreen #05472A ΔE 0.044
- British Racing Green #05480D ΔE 0.045
Use #183B0F 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.