#00381B
Closest named color: Pakistan Green (#283618). oklch(29.9% 0.075 154), rgb(0, 56, 27).
Aa
White text reads best on this color (13.27:1).
About this color
#00381B is a dark, moderately saturated green. In OKLCH its lightness is 30%, its chroma 0.075 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.037 away. White text reads best on it, at 13.27:1.
| Hue family | Greens |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.58:1 |
| White text | 13.27:1 |
Values
| HEX | #00381B |
| RGB | rgb(0, 56, 27) |
| HSL | hsl(149, 100%, 11%) |
| OKLCH | oklch(29.9% 0.075 154) |
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 #00381B | 13.27:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #00381B | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #00381B text on white | 13.27:1 | AAA | Lc 99.3 | Preferred for body text |
| #00381B 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
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DDEFE2
oklch(93.5% 0.026 154.5)
-
Step 200
200
#C1E3CA
oklch(88.4% 0.049 153.4)
-
Step 300
300
#93D2A6
oklch(80.9% 0.089 153.6)
-
Step 400
400
#49BA76
oklch(70.7% 0.143 153.9)
-
Step 500
500
#00A45A
oklch(63.1% 0.159 153.9)
-
Step 600
600
#008A4B
oklch(55.6% 0.14 154)
-
Step 700
700
#00743E
oklch(49% 0.124 153.9)
-
Step 800
800
#005F32
oklch(42.6% 0.107 154.1)
-
Step 900
900
#005029
oklch(37.8% 0.096 153.9)
-
Step 950
950 (this color)
#00381B
oklch(29.9% 0.075 154)
#00381B 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) | #383219 | 0.066 |
| Deuteranopia (no green cones) | #322E1D | 0.065 |
| Tritanopia (no blue cones) | #003731 | 0.039 |
| Achromatopsia (no color) | #303030 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00381B
#00381B
oklch(29.9% 0.075 154)
- #431D3D
#431D3D
oklch(29.8% 0.075 333.6)
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 #00381B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.037
- Very Dark Green #062E03 ΔE 0.040
- Hunter Green #0B4008 ΔE 0.040
- Dark Forest Green #002D04 ΔE 0.044
- Evergreen #05472A ΔE 0.053
- Forrest Green #154406 ΔE 0.055
- Pine Green #0A481E ΔE 0.057
- Racing Green #014600 ΔE 0.062
Use #00381B 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.