#337631
Closest named color: Jungle Green (#048243). oklch(50.6% 0.123 143), rgb(51, 118, 49).
Aa
White text reads best on this color (5.56:1).
About this color
#337631 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.123 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.037 away. White text reads best on it, at 5.56:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 3.77:1 |
| White text | 5.56:1 |
Values
| HEX | #337631 |
| RGB | rgb(51, 118, 49) |
| HSL | hsl(118, 41%, 33%) |
| OKLCH | oklch(50.6% 0.123 143) |
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 #337631 | 5.56:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #337631 | 3.77:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #337631 text on white | 5.56:1 | AA | Lc 77.5 | Fine for body text |
| #337631 text on black | 3.77:1 | AA large text | Lc -24.2 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CDDFCB
oklch(88.5% 0.033 142.5)
-
Step 300
300
#ABCBA8
oklch(80.9% 0.059 142.7)
-
Step 400
400
#7DB079
oklch(70.7% 0.095 142.8)
-
Step 500
500
#5A9C56
oklch(63.1% 0.122 142.8)
-
Step 600
600
#3D863B
oklch(55.5% 0.132 143.1)
-
Step 700
700 (this color)
#337631
oklch(50.6% 0.123 143)
-
Step 800
800
#285D26
oklch(42.8% 0.103 142.9)
-
Step 900
900
#254C24
oklch(37.7% 0.079 143.3)
-
Step 950
950
#172D15
oklch(27.1% 0.051 142.2)
#337631 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) | #786C2A | 0.089 |
| Deuteranopia (no green cones) | #706636 | 0.089 |
| Tritanopia (no blue cones) | #297367 | 0.079 |
| Achromatopsia (no color) | #686868 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337631
#337631
oklch(50.6% 0.123 143)
- #864A8D
#864A8D
oklch(50.7% 0.123 323.3)
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 #337631, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.037
- Tree Green #2A7E19 ΔE 0.037
- Dark Olive Green #556B2F ΔE 0.047
- Dark Grass Green #388004 ΔE 0.047
- Green #008000 ΔE 0.055
- Camo Green #526525 ΔE 0.056
- Muddy Green #657432 ΔE 0.058
- Dark Moss Green #606C38 ΔE 0.061
Use #337631 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.