#183F19
Closest named color: Hunter Green (#0B4008). oklch(32.9% 0.078 144), rgb(24, 63, 25).
Aa
White text reads best on this color (11.90:1).
About this color
#183F19 is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.078 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hunter Green (#0B4008), ΔE 0.023 away. White text reads best on it, at 11.90:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Hunter Green (#0B4008) |
| Black text | 1.76:1 |
| White text | 11.90:1 |
Values
| HEX | #183F19 |
| RGB | rgb(24, 63, 25) |
| HSL | hsl(122, 45%, 17%) |
| OKLCH | oklch(32.9% 0.078 144) |
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 #183F19 | 11.90:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #183F19 | 1.76:1 | Fails | Lc 0.0 | Not readable |
| #183F19 text on white | 11.90:1 | AAA | Lc 97.1 | Preferred for body text |
| #183F19 text on black | 1.76:1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CDDFCC
oklch(88.5% 0.032 143.8)
-
Step 300
300
#ABCBA9
oklch(80.9% 0.058 143.5)
-
Step 400
400
#7CB07B
oklch(70.7% 0.094 144.1)
-
Step 500
500
#599C59
oklch(63.1% 0.12 144)
-
Step 600
600
#3C863E
oklch(55.5% 0.13 144.1)
-
Step 700
700
#2E7230
oklch(49.2% 0.121 144)
-
Step 800
800
#275D29
oklch(42.8% 0.1 144.2)
-
Step 900
900 (this color)
#183F19
oklch(32.9% 0.078 144)
-
Step 950
950
#162D16
oklch(27.1% 0.051 144)
#183F19 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) | #403916 | 0.058 |
| Deuteranopia (no green cones) | #3B361C | 0.057 |
| Tritanopia (no blue cones) | #123D36 | 0.048 |
| Achromatopsia (no color) | #373737 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183F19
#183F19
oklch(32.9% 0.078 144)
- #48264B
#48264B
oklch(32.9% 0.076 324.1)
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 #183F19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hunter Green #0B4008 ΔE 0.023
- Forrest Green #154406 ΔE 0.028
- Evergreen #05472A ΔE 0.029
- Pine Green #0A481E ΔE 0.029
- Pakistan Green #283618 ΔE 0.034
- British Racing Green #05480D ΔE 0.038
- Dark Olive #373E02 ΔE 0.040
- Racing Green #014600 ΔE 0.040
Use #183F19 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.