#183D27
Closest named color: Pakistan Green (#283618). oklch(32.6% 0.058 155.2), rgb(24, 61, 39).
Aa
White text reads best on this color (12.09:1).
About this color
#183D27 is a dark, muted green. In OKLCH its lightness is 33%, its chroma 0.058 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.029 away. White text reads best on it, at 12.09:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.73:1 |
| White text | 12.09:1 |
Values
| HEX | #183D27 |
| RGB | rgb(24, 61, 39) |
| HSL | hsl(144, 44%, 17%) |
| OKLCH | oklch(32.6% 0.058 155.2) |
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 #183D27 | 12.09:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #183D27 | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #183D27 text on white | 12.09:1 | AAA | Lc 97.5 | Preferred for body text |
| #183D27 text on black | 1.73:1 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CDDED2
oklch(88.4% 0.024 155.1)
-
Step 300
300
#ABC9B5
oklch(80.8% 0.043 156.1)
-
Step 400
400
#7EAE8E
oklch(70.8% 0.069 155.1)
-
Step 500
500
#5B9A72
oklch(63.2% 0.089 155.1)
-
Step 600
600
#3E845A
oklch(55.6% 0.097 155.1)
-
Step 700
700
#2F704A
oklch(49.2% 0.091 155.3)
-
Step 800
800
#295B3D
oklch(42.7% 0.074 155.2)
-
Step 900
900 (this color)
#183D27
oklch(32.6% 0.058 155.2)
-
Step 950
950
#172C1F
oklch(27.1% 0.037 155.9)
#183D27 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) | #3D3826 | 0.053 |
| Deuteranopia (no green cones) | #383428 | 0.052 |
| Tritanopia (no blue cones) | #0E3C37 | 0.029 |
| Achromatopsia (no color) | #363636 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183D27
#183D27
oklch(32.6% 0.058 155.2)
- #472840
#472840
oklch(32.6% 0.059 335.6)
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 #183D27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.029
- Evergreen #05472A ΔE 0.034
- Pine Green #0A481E ΔE 0.045
- Hunter Green #0B4008 ΔE 0.045
- Forrest Green #154406 ΔE 0.051
- Dark Olive #373E02 ΔE 0.052
- British Racing Green #05480D ΔE 0.058
- Racing Green #014600 ΔE 0.063
Use #183D27 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.