#337B2C
Closest named color: Tree Green (#2A7E19). oklch(51.9% 0.135 141.9), rgb(51, 123, 44).
Aa
White text reads best on this color (5.23:1).
About this color
#337B2C is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.135 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.021 away. White text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #337B2C |
| RGB | rgb(51, 123, 44) |
| HSL | hsl(115, 47%, 33%) |
| OKLCH | oklch(51.9% 0.135 141.9) |
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 #337B2C | 5.23:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #337B2C | 4.01:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #337B2C text on white | 5.23:1 | AA | Lc 75.7 | Fine for body text |
| #337B2C text on black | 4.01:1 | AA large text | Lc -26.0 | 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
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CCE0CA
oklch(88.6% 0.037 142.7)
-
Step 300
300
#A9CCA5
oklch(80.9% 0.066 142.2)
-
Step 400
400
#7AB174
oklch(70.6% 0.104 142.1)
-
Step 500
500
#569D4F
oklch(63% 0.133 142)
-
Step 600
600
#398731
oklch(55.5% 0.144 141.8)
-
Step 700
700 (this color)
#337B2C
oklch(51.9% 0.135 141.9)
-
Step 800
800
#255D1F
oklch(42.6% 0.111 141.7)
-
Step 900
900
#234D1F
oklch(37.8% 0.088 142)
-
Step 950
950
#152D13
oklch(27% 0.055 142.3)
#337B2C 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) | #7E7023 | 0.095 |
| Deuteranopia (no green cones) | #756A33 | 0.096 |
| Tritanopia (no blue cones) | #29776A | 0.088 |
| Achromatopsia (no color) | #6C6C6C | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337B2C
#337B2C
oklch(51.9% 0.135 141.9)
- #8C4A96
#8C4A96
oklch(51.9% 0.136 322.2)
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 #337B2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.021
- Jungle Green #048243 ΔE 0.029
- Dark Grass Green #388004 ΔE 0.031
- Green #008000 ΔE 0.042
- Forest Green #228B22 ΔE 0.052
- Olive Green #677A04 ΔE 0.057
- Dark Olive Green #556B2F ΔE 0.059
- Sea Green #2E8B57 ΔE 0.060
Use #337B2C 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.