#155A2E
Closest named color: Spruce (#0A5F38). oklch(41.4% 0.099 151.1), rgb(21, 90, 46).
Aa
White text reads best on this color (8.28:1).
About this color
#155A2E is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.099 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.017 away. White text reads best on it, at 8.28:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.53:1 |
| White text | 8.28:1 |
Values
| HEX | #155A2E |
| RGB | rgb(21, 90, 46) |
| HSL | hsl(142, 62%, 22%) |
| OKLCH | oklch(41.4% 0.099 151.1) |
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 #155A2E | 8.28:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #155A2E | 2.53:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #155A2E text on white | 8.28:1 | AAA | Lc 88.3 | Fine for body text |
| #155A2E text on black | 2.53:1 | Fails | Lc -13.9 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CBE0CF
oklch(88.6% 0.032 151.1)
-
Step 300
300
#A6CCAE
oklch(80.9% 0.058 151.2)
-
Step 400
400
#74B183
oklch(70.6% 0.092 151.2)
-
Step 500
500
#4C9D64
oklch(63% 0.117 151.4)
-
Step 600
600
#2A884A
oklch(55.7% 0.129 150.9)
-
Step 700
700
#1B733B
oklch(49.1% 0.12 150.8)
-
Step 800
800 (this color)
#155A2E
oklch(41.4% 0.099 151.1)
-
Step 900
900
#1D4D2C
oklch(37.7% 0.077 151.3)
-
Step 950
950
#122D1A
oklch(27% 0.049 151.5)
#155A2E 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) | #5A522B | 0.082 |
| Deuteranopia (no green cones) | #524C31 | 0.081 |
| Tritanopia (no blue cones) | #00584F | 0.053 |
| Achromatopsia (no color) | #4E4E4E | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #155A2E
#155A2E
oklch(41.4% 0.099 151.1)
- #693564
#693564
oklch(41.4% 0.099 330.8)
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 #155A2E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.017
- Pine #2B5D34 ΔE 0.023
- Deep Green #02590F ΔE 0.035
- Navy Green #35530A ΔE 0.038
- Forest #0B5509 ΔE 0.038
- Dark Blue Green #005249 ΔE 0.057
- Dark Green #006400 ΔE 0.057
- Army Green #4B5D16 ΔE 0.059
Use #155A2E 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.