#183703
Closest named color: Hunter Green (#0B4008). oklch(30.1% 0.085 135.9), rgb(24, 55, 3).
Aa
White text reads best on this color (13.23:1).
About this color
#183703 is a dark, moderately saturated green. In OKLCH its lightness is 30%, its chroma 0.085 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 0.030 away. White text reads best on it, at 13.23:1.
| Hue family | Greens |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.58:1 |
| White text | 13.23:1 |
Values
| HEX | #183703 |
| RGB | rgb(24, 55, 3) |
| HSL | hsl(96, 90%, 11%) |
| OKLCH | oklch(30.1% 0.085 135.9) |
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 #183703 | 13.23:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #183703 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #183703 text on white | 13.23:1 | AAA | Lc 99.4 | Preferred for body text |
| #183703 text on black | 1.58:1 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDB
oklch(93.6% 0.03 136.1)
-
Step 200
200
#C9E2BE
oklch(88.5% 0.055 136.1)
-
Step 300
300
#A3D08E
oklch(80.9% 0.101 136)
-
Step 400
400
#70B648
oklch(70.6% 0.161 135.8)
-
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)
#183703
oklch(30.1% 0.085 135.9)
#183703 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) | #393100 | 0.052 |
| Deuteranopia (no green cones) | #352F08 | 0.052 |
| Tritanopia (no blue cones) | #17352D | 0.060 |
| Achromatopsia (no color) | #303030 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183703
#183703
oklch(30.1% 0.085 135.9)
- #3E1E4A
#3E1E4A
oklch(30% 0.085 316)
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 #183703, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.030
- Pakistan Green #283618 ΔE 0.035
- Very Dark Green #062E03 ΔE 0.039
- Forrest Green #154406 ΔE 0.044
- Dark Forest Green #002D04 ΔE 0.045
- Racing Green #014600 ΔE 0.052
- Dark Olive #373E02 ΔE 0.052
- British Racing Green #05480D ΔE 0.056
Use #183703 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.