#183C28
Closest named color: Pakistan Green (#283618). oklch(32.3% 0.055 156.9), rgb(24, 60, 40).
Aa
White text reads best on this color (12.23:1).
About this color
#183C28 is a dark, muted green. In OKLCH its lightness is 32%, its chroma 0.055 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.028 away. White text reads best on it, at 12.23:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.71:1 |
| White text | 12.23:1 |
Values
| HEX | #183C28 |
| RGB | rgb(24, 60, 40) |
| HSL | hsl(147, 43%, 16%) |
| OKLCH | oklch(32.3% 0.055 156.9) |
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 #183C28 | 12.23:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #183C28 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #183C28 text on white | 12.23:1 | AAA | Lc 97.8 | Preferred for body text |
| #183C28 text on black | 1.71:1 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE5
oklch(93.6% 0.019 157.9)
-
Step 200
200
#C7E1D0
oklch(88.6% 0.036 156.9)
-
Step 300
300
#9ECEB0
oklch(80.9% 0.066 157.2)
-
Step 400
400
#65B486
oklch(70.6% 0.104 156.9)
-
Step 500
500
#2DA168
oklch(63.1% 0.134 157.1)
-
Step 600
600
#008A53
oklch(55.7% 0.133 157)
-
Step 700
700
#007445
oklch(49.2% 0.117 157)
-
Step 800
800
#005F37
oklch(42.7% 0.102 156.7)
-
Step 900
900
#054F2E
oklch(37.7% 0.087 156.9)
-
Step 950
950 (this color)
#183C28
oklch(32.3% 0.055 156.9)
#183C28 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) | #3C3727 | 0.052 |
| Deuteranopia (no green cones) | #363429 | 0.048 |
| Tritanopia (no blue cones) | #0E3C37 | 0.026 |
| Achromatopsia (no color) | #353535 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183C28
#183C28
oklch(32.3% 0.055 156.9)
- #45283E
#45283E
oklch(32.2% 0.055 336.2)
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 #183C28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.028
- Evergreen #05472A ΔE 0.038
- Hunter Green #0B4008 ΔE 0.049
- Pine Green #0A481E ΔE 0.049
- Dark Olive #373E02 ΔE 0.055
- Forrest Green #154406 ΔE 0.055
- Onyx #343A40 ΔE 0.061
- British Racing Green #05480D ΔE 0.062
Use #183C28 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.