#155A24
Closest named color: Deep Green (#02590F). oklch(41.2% 0.109 146.9), rgb(21, 90, 36).
Aa
White text reads best on this color (8.33:1).
About this color
#155A24 is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.109 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.023 away. White text reads best on it, at 8.33:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #155A24 |
| RGB | rgb(21, 90, 36) |
| HSL | hsl(133, 62%, 22%) |
| OKLCH | oklch(41.2% 0.109 146.9) |
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 #155A24 | 8.33:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #155A24 | 2.51:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #155A24 text on white | 8.33:1 | AAA | Lc 88.4 | Fine for body text |
| #155A24 text on black | 2.51:1 | Fails | Lc -13.8 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CBE0CC
oklch(88.6% 0.035 146.6)
-
Step 300
300
#A6CCA9
oklch(80.8% 0.063 147.1)
-
Step 400
400
#75B27B
oklch(70.7% 0.102 146.8)
-
Step 500
500
#4D9E59
oklch(63.1% 0.129 147)
-
Step 600
600
#2B883D
oklch(55.5% 0.141 146.8)
-
Step 700
700
#1B742F
oklch(49.2% 0.132 146.8)
-
Step 800
800 (this color)
#155A24
oklch(41.2% 0.109 146.9)
-
Step 900
900
#1D4D25
oklch(37.6% 0.085 147)
-
Step 950
950
#122D16
oklch(26.9% 0.054 147.1)
#155A24 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) | #5B511F | 0.085 |
| Deuteranopia (no green cones) | #534C28 | 0.083 |
| Tritanopia (no blue cones) | #00584E | 0.064 |
| Achromatopsia (no color) | #4E4E4E | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #155A24
#155A24
oklch(41.2% 0.109 146.9)
- #693269
#693269
oklch(41.2% 0.109 327.3)
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 #155A24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.023
- Spruce #0A5F38 ΔE 0.026
- Forest #0B5509 ΔE 0.028
- Pine #2B5D34 ΔE 0.030
- Navy Green #35530A ΔE 0.032
- Dark Green #006400 ΔE 0.047
- Army Green #4B5D16 ΔE 0.057
- Bottle Green #044A05 ΔE 0.058
Use #155A24 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.