#183E1D
Closest named color: Hunter Green (#0B4008). oklch(32.7% 0.072 146.3), rgb(24, 62, 29).
Aa
White text reads best on this color (12.03:1).
About this color
#183E1D is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.072 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hunter Green (#0B4008), ΔE 0.029 away. White text reads best on it, at 12.03:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.74:1 |
| White text | 12.03:1 |
Values
| HEX | #183E1D |
| RGB | rgb(24, 62, 29) |
| HSL | hsl(128, 44%, 17%) |
| OKLCH | oklch(32.7% 0.072 146.3) |
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 #183E1D | 12.03:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #183E1D | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #183E1D text on white | 12.03:1 | AAA | Lc 97.3 | Preferred for body text |
| #183E1D text on black | 1.74:1 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#ABCAAC
oklch(80.8% 0.053 145.9)
-
Step 400
400
#7DAF81
oklch(70.6% 0.085 146.6)
-
Step 500
500
#5A9B61
oklch(63.1% 0.109 146.6)
-
Step 600
600
#3E8547
oklch(55.5% 0.118 146.4)
-
Step 700
700
#2F7138
oklch(49.1% 0.111 146.3)
-
Step 800
800
#285C2F
oklch(42.7% 0.092 146.5)
-
Step 900
900 (this color)
#183E1D
oklch(32.7% 0.072 146.3)
-
Step 950
950
#172C19
oklch(26.9% 0.044 146.4)
#183E1D 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) | #3F381A | 0.056 |
| Deuteranopia (no green cones) | #3A351F | 0.055 |
| Tritanopia (no blue cones) | #113D36 | 0.042 |
| Achromatopsia (no color) | #363636 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183E1D
#183E1D
oklch(32.7% 0.072 146.3)
- #472648
#472648
oklch(32.6% 0.072 326)
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 #183E1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.029
- Pakistan Green #283618 ΔE 0.030
- Evergreen #05472A ΔE 0.030
- Pine Green #0A481E ΔE 0.034
- Forrest Green #154406 ΔE 0.036
- Dark Olive #373E02 ΔE 0.043
- British Racing Green #05480D ΔE 0.044
- Racing Green #014600 ΔE 0.047
Use #183E1D 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.