#005A18
Closest named color: Deep Green (#02590F). oklch(40.7% 0.125 145.9), rgb(0, 90, 24).
Aa
White text reads best on this color (8.48:1).
About this color
#005A18 is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.125 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.007 away. White text reads best on it, at 8.48:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.47:1 |
| White text | 8.48:1 |
Values
| HEX | #005A18 |
| RGB | rgb(0, 90, 24) |
| HSL | hsl(136, 100%, 18%) |
| OKLCH | oklch(40.7% 0.125 145.9) |
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 #005A18 | 8.48:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #005A18 | 2.47:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #005A18 text on white | 8.48:1 | AAA | Lc 88.6 | Fine for body text |
| #005A18 text on black | 2.47:1 | Fails | Lc -13.6 | 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 800.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C9E1C9
oklch(88.5% 0.041 145.2)
-
Step 300
300
#A3CEA5
oklch(81% 0.073 146.1)
-
Step 400
400
#6EB473
oklch(70.7% 0.117 145.8)
-
Step 500
500
#42A04E
oklch(63% 0.148 145.9)
-
Step 600
600
#168B30
oklch(55.7% 0.162 145.9)
-
Step 700
700
#007622
oklch(49.2% 0.151 145.8)
-
Step 800
800 (this color)
#005A18
oklch(40.7% 0.125 145.9)
-
Step 900
900
#164F1F
oklch(37.8% 0.097 146)
-
Step 950
950
#0F2E13
oklch(27% 0.061 146.2)
#005A18 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) | #5B510F | 0.093 |
| Deuteranopia (no green cones) | #534A1E | 0.095 |
| Tritanopia (no blue cones) | #00584D | 0.077 |
| Achromatopsia (no color) | #4D4D4D | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005A18
#005A18
oklch(40.7% 0.125 145.9)
- #6A2C6D
#6A2C6D
oklch(40.7% 0.125 325.8)
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 #005A18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.007
- Forest #0B5509 ΔE 0.017
- Navy Green #35530A ΔE 0.038
- Dark Green #006400 ΔE 0.038
- Spruce #0A5F38 ΔE 0.040
- Pine #2B5D34 ΔE 0.046
- Bottle Green #044A05 ΔE 0.052
- Darkgreen #054907 ΔE 0.055
Use #005A18 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.