#183B29
Closest named color: Pakistan Green (#283618). oklch(32% 0.052 159), rgb(24, 59, 41).
Aa
White text reads best on this color (12.37:1).
About this color
#183B29 is a dark, muted green. In OKLCH its lightness is 32%, its chroma 0.052 and its hue 159°. 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 12.37:1.
| Hue family | Greens |
| Lightness | dark (32%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.69:1 |
| White text | 12.37:1 |
Values
| HEX | #183B29 |
| RGB | rgb(24, 59, 41) |
| HSL | hsl(149, 42%, 16%) |
| OKLCH | oklch(32% 0.052 159) |
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 #183B29 | 12.37:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #183B29 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #183B29 text on white | 12.37:1 | AAA | Lc 98.0 | Preferred for body text |
| #183B29 text on black | 1.69:1 | 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
#C7E1D1
oklch(88.6% 0.035 158.6)
-
Step 300
300
#9FCDB2
oklch(80.8% 0.062 158.9)
-
Step 400
400
#66B48A
oklch(70.8% 0.1 158.9)
-
Step 500
500
#31A06D
oklch(63% 0.126 159.1)
-
Step 600
600
#008957
oklch(55.5% 0.128 159.1)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#005F3B
oklch(42.8% 0.098 159.1)
-
Step 900
900
#084E31
oklch(37.6% 0.082 159.2)
-
Step 950
950 (this color)
#183B29
oklch(32% 0.052 159)
#183B29 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) | #3A3728 | 0.048 |
| Deuteranopia (no green cones) | #35332A | 0.047 |
| Tritanopia (no blue cones) | #0D3B36 | 0.023 |
| Achromatopsia (no color) | #343434 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183B29
#183B29
oklch(32% 0.052 159)
- #44283C
#44283C
oklch(32% 0.052 338.1)
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 #183B29, 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 0.042
- Hunter Green #0B4008 ΔE 0.052
- Pine Green #0A481E ΔE 0.053
- Dark Olive #373E02 ΔE 0.058
- Onyx #343A40 ΔE 0.059
- Forrest Green #154406 ΔE 0.060
- Midnight Green #073B4C ΔE 0.062
Use #183B29 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.