#183A00
Closest named color: Hunter Green (#0B4008). oklch(31% 0.092 135.9), rgb(24, 58, 0).
Aa
White text reads best on this color (12.77:1).
About this color
#183A00 is a dark, moderately saturated green. In OKLCH its lightness is 31%, its chroma 0.092 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hunter Green (#0B4008), ΔE 0.020 away. White text reads best on it, at 12.77:1.
| Hue family | Greens |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.64:1 |
| White text | 12.77:1 |
Values
| HEX | #183A00 |
| RGB | rgb(24, 58, 0) |
| HSL | hsl(95, 100%, 11%) |
| OKLCH | oklch(31% 0.092 135.9) |
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 #183A00 | 12.77:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #183A00 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #183A00 text on white | 12.77:1 | AAA | Lc 98.6 | Preferred for body text |
| #183A00 text on black | 1.64:1 | 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
#F1F8EE
oklch(97.1% 0.015 136.1)
-
Step 100
100
#E1EFDA
oklch(93.6% 0.032 135)
-
Step 200
200
#C8E3BB
oklch(88.5% 0.061 135.5)
-
Step 300
300
#A1D18A
oklch(80.9% 0.109 135.9)
-
Step 400
400
#6BB83D
oklch(70.8% 0.174 135.9)
-
Step 500
500
#4EA100
oklch(63.1% 0.188 136)
-
Step 600
600
#418700
oklch(55.5% 0.165 135.8)
-
Step 700
700
#357200
oklch(49.1% 0.146 136)
-
Step 800
800
#2B5D00
oklch(42.6% 0.126 135.7)
-
Step 900
900
#224E00
oklch(37.7% 0.112 136.1)
-
Step 950
950 (this color)
#183A00
oklch(31% 0.092 135.9)
#183A00 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) | #3D3400 | 0.058 |
| Deuteranopia (no green cones) | #383106 | 0.057 |
| Tritanopia (no blue cones) | #163730 | 0.067 |
| Achromatopsia (no color) | #323232 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183A00
#183A00
oklch(31% 0.092 135.9)
- #421F4F
#421F4F
oklch(31.1% 0.091 316)
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 #183A00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.020
- Forrest Green #154406 ΔE 0.033
- Pakistan Green #283618 ΔE 0.040
- Racing Green #014600 ΔE 0.041
- British Racing Green #05480D ΔE 0.045
- Dark Olive #373E02 ΔE 0.047
- Pine Green #0A481E ΔE 0.048
- Very Dark Green #062E03 ΔE 0.049
Use #183A00 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.