#156D31
Closest named color: Dark Green (#006400). oklch(47.1% 0.123 148.9), rgb(21, 109, 49).
Aa
White text reads best on this color (6.43:1).
About this color
#156D31 is a medium-dark, moderately saturated green. In OKLCH its lightness is 47%, its chroma 0.123 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.046 away. White text reads best on it, at 6.43:1.
| Hue family | Greens |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 3.26:1 |
| White text | 6.43:1 |
Values
| HEX | #156D31 |
| RGB | rgb(21, 109, 49) |
| HSL | hsl(139, 68%, 25%) |
| OKLCH | oklch(47.1% 0.123 148.9) |
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 #156D31 | 6.43:1 | AA | Lc -86.6 | Fine for body text |
| Black text on #156D31 | 3.26:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #156D31 text on white | 6.43:1 | AA | Lc 81.5 | Fine for body text |
| #156D31 text on black | 3.26:1 | AA large text | Lc -20.4 | Dividers and decoration only |
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 700.
-
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
#CBE0CD
oklch(88.6% 0.034 148)
-
Step 300
300
#A7CCAC
oklch(81% 0.06 148.8)
-
Step 400
400
#76B180
oklch(70.7% 0.094 148.9)
-
Step 500
500
#4E9D5F
oklch(63% 0.121 148.9)
-
Step 600
600
#2D8845
oklch(55.7% 0.133 148.8)
-
Step 700
700 (this color)
#156D31
oklch(47.1% 0.123 148.9)
-
Step 800
800
#1C5E2E
oklch(42.8% 0.102 149)
-
Step 900
900
#1E4D29
oklch(37.7% 0.08 148.9)
-
Step 950
950
#132D18
oklch(27% 0.05 148.5)
#156D31 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) | #6E632C | 0.099 |
| Deuteranopia (no green cones) | #645C35 | 0.097 |
| Tritanopia (no blue cones) | #006B5F | 0.069 |
| Achromatopsia (no color) | #5F5F5F | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #156D31
#156D31
oklch(47.1% 0.123 148.9)
- #7F3E7C
#7F3E7C
oklch(47% 0.122 329)
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 #156D31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.046
- Spruce #0A5F38 ΔE 0.050
- Camouflage Green #4B6113 ΔE 0.053
- Pine #2B5D34 ΔE 0.053
- Camo Green #526525 ΔE 0.056
- Dark Olive Green #556B2F ΔE 0.059
- Army Green #4B5D16 ΔE 0.060
- Jungle Green #048243 ΔE 0.064
Use #156D31 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.