#183801
Closest named color: Hunter Green (#0B4008). oklch(30.4% 0.089 135.6), rgb(24, 56, 1).
Aa
White text reads best on this color (13.08:1).
About this color
#183801 is a dark, moderately saturated green. In OKLCH its lightness is 30%, its chroma 0.089 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 0.026 away. White text reads best on it, at 13.08:1.
| Hue family | Greens |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.60:1 |
| White text | 13.08:1 |
Values
| HEX | #183801 |
| RGB | rgb(24, 56, 1) |
| HSL | hsl(95, 96%, 11%) |
| OKLCH | oklch(30.4% 0.089 135.6) |
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 #183801 | 13.08:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #183801 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #183801 text on white | 13.08:1 | AAA | Lc 99.1 | Preferred for body text |
| #183801 text on black | 1.60:1 | 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
#E1EFDB
oklch(93.6% 0.03 136.1)
-
Step 200
200
#C8E2BC
oklch(88.4% 0.058 135.8)
-
Step 300
300
#A2D08C
oklch(80.8% 0.104 135.9)
-
Step 400
400
#6EB742
oklch(70.7% 0.168 135.7)
-
Step 500
500
#50A100
oklch(63.2% 0.187 135.6)
-
Step 600
600
#428700
oklch(55.6% 0.164 135.6)
-
Step 700
700
#367200
oklch(49.2% 0.146 135.8)
-
Step 800
800
#2B5D00
oklch(42.6% 0.126 135.7)
-
Step 900
900
#234E00
oklch(37.8% 0.112 135.7)
-
Step 950
950 (this color)
#183801
oklch(30.4% 0.089 135.6)
#183801 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) | #3A3200 | 0.054 |
| Deuteranopia (no green cones) | #363006 | 0.053 |
| Tritanopia (no blue cones) | #17352E | 0.065 |
| Achromatopsia (no color) | #313131 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183801
#183801
oklch(30.4% 0.089 135.6)
- #3F1E4C
#3F1E4C
oklch(30.3% 0.088 315.5)
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 #183801, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.026
- Pakistan Green #283618 ΔE 0.037
- Forrest Green #154406 ΔE 0.040
- Very Dark Green #062E03 ΔE 0.042
- Racing Green #014600 ΔE 0.048
- Dark Forest Green #002D04 ΔE 0.048
- Dark Olive #373E02 ΔE 0.051
- British Racing Green #05480D ΔE 0.052
Use #183801 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.