#337A30
Closest named color: Tree Green (#2A7E19). oklch(51.7% 0.13 142.7), rgb(51, 122, 48).
Aa
White text reads best on this color (5.29:1).
About this color
#337A30 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.130 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.027 away. White text reads best on it, at 5.29:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.96:1 |
| White text | 5.29:1 |
Values
| HEX | #337A30 |
| RGB | rgb(51, 122, 48) |
| HSL | hsl(118, 44%, 33%) |
| OKLCH | oklch(51.7% 0.13 142.7) |
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 #337A30 | 5.29:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #337A30 | 3.96:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #337A30 text on white | 5.29:1 | AA | Lc 76.0 | Fine for body text |
| #337A30 text on black | 3.96:1 | AA large text | Lc -25.7 | 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
#CCDFCA
oklch(88.4% 0.035 142.6)
-
Step 300
300
#AACCA7
oklch(81% 0.063 142.8)
-
Step 400
400
#7BB177
oklch(70.8% 0.1 142.8)
-
Step 500
500
#579D53
oklch(63.2% 0.128 142.8)
-
Step 600
600
#398736
oklch(55.6% 0.14 142.8)
-
Step 700
700 (this color)
#337A30
oklch(51.7% 0.13 142.7)
-
Step 800
800
#255D23
oklch(42.6% 0.107 142.8)
-
Step 900
900
#244D21
oklch(37.9% 0.085 142.4)
-
Step 950
950
#162D14
oklch(27% 0.053 142.3)
#337A30 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) | #7D6F28 | 0.094 |
| Deuteranopia (no green cones) | #736936 | 0.093 |
| Tritanopia (no blue cones) | #28776A | 0.083 |
| Achromatopsia (no color) | #6B6B6B | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337A30
#337A30
oklch(51.7% 0.13 142.7)
- #8A4B93
#8A4B93
oklch(51.6% 0.13 322.5)
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 #337A30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.027
- Jungle Green #048243 ΔE 0.029
- Dark Grass Green #388004 ΔE 0.037
- Green #008000 ΔE 0.047
- Dark Olive Green #556B2F ΔE 0.055
- Forest Green #228B22 ΔE 0.057
- Olive Green #677A04 ΔE 0.058
- Muddy Green #657432 ΔE 0.059
Use #337A30 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.