#337740
Closest named color: Jungle Green (#048243). oklch(51.1% 0.11 147.8), rgb(51, 119, 64).
Aa
White text reads best on this color (5.44:1).
About this color
#337740 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.110 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.036 away. White text reads best on it, at 5.44:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 3.85:1 |
| White text | 5.44:1 |
Values
| HEX | #337740 |
| RGB | rgb(51, 119, 64) |
| HSL | hsl(131, 40%, 33%) |
| OKLCH | oklch(51.1% 0.11 147.8) |
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 #337740 | 5.44:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #337740 | 3.85:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #337740 text on white | 5.44:1 | AA | Lc 76.9 | Fine for body text |
| #337740 text on black | 3.85:1 | AA large text | Lc -24.8 | 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
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#AACBAD
oklch(81% 0.055 147.5)
-
Step 400
400
#7CAF82
oklch(70.6% 0.085 147.6)
-
Step 500
500
#589B63
oklch(63% 0.108 148)
-
Step 600
600
#3B8649
oklch(55.7% 0.119 147.7)
-
Step 700
700 (this color)
#337740
oklch(51.1% 0.11 147.8)
-
Step 800
800
#275C31
oklch(42.7% 0.09 147.8)
-
Step 900
900
#254C2B
oklch(37.8% 0.071 147.4)
-
Step 950
950
#162C1A
oklch(26.9% 0.044 148.7)
#337740 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) | #786D3C | 0.088 |
| Deuteranopia (no green cones) | #6F6744 | 0.087 |
| Tritanopia (no blue cones) | #25756A | 0.063 |
| Achromatopsia (no color) | #696969 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337740
#337740
oklch(51.1% 0.11 147.8)
- #874E86
#874E86
oklch(51.1% 0.109 327.6)
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 #337740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.036
- Dark Olive Green #556B2F ΔE 0.045
- Tree Green #2A7E19 ΔE 0.050
- Muddy Green #657432 ΔE 0.055
- Dark Moss Green #606C38 ΔE 0.056
- Camo Green #526525 ΔE 0.057
- Dark Grass Green #388004 ΔE 0.060
- Sea Green #2E8B57 ΔE 0.060
Use #337740 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.