#337B56
Closest named color: Jungle Green (#048243). oklch(52.7% 0.094 158.3), rgb(51, 123, 86).
Aa
White text reads best on this color (5.11:1).
About this color
#337B56 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.094 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.045 away. White text reads best on it, at 5.11:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #337B56 |
| RGB | rgb(51, 123, 86) |
| HSL | hsl(149, 41%, 34%) |
| OKLCH | oklch(52.7% 0.094 158.3) |
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 #337B56 | 5.11:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #337B56 | 4.10:1 | AA large text | Lc 29.0 | Dividers and decoration only |
| #337B56 text on white | 5.11:1 | AA | Lc 75.0 | Fine for body text |
| #337B56 text on black | 4.10:1 | AA large text | Lc -26.7 | 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 600.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3ECE7
oklch(93.5% 0.012 162)
-
Step 200
200
#CDDED3
oklch(88.5% 0.024 157.5)
-
Step 300
300
#ABC9B6
oklch(80.8% 0.042 157.5)
-
Step 400
400
#7DAE91
oklch(70.8% 0.067 158.2)
-
Step 500
500
#599976
oklch(63% 0.085 158.7)
-
Step 600
600 (this color)
#337B56
oklch(52.7% 0.094 158.3)
-
Step 700
700
#2E704E
oklch(49.3% 0.087 158.2)
-
Step 800
800
#275B40
oklch(42.7% 0.072 158.5)
-
Step 900
900
#254B36
oklch(37.8% 0.057 157.9)
-
Step 950
950
#162C20
oklch(27% 0.036 158.9)
#337B56 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) | #7A7254 | 0.087 |
| Deuteranopia (no green cones) | #706B58 | 0.085 |
| Tritanopia (no blue cones) | #197A71 | 0.043 |
| Achromatopsia (no color) | #6E6E6E | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337B56
#337B56
oklch(52.7% 0.094 158.3)
- #8E557D
#8E557D
oklch(52.8% 0.093 338.9)
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 #337B56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.045
- Sea Green #2E8B57 ΔE 0.049
- Dark Sage #598556 ΔE 0.052
- Bluegreen #017A79 ΔE 0.056
- Dark Aquamarine #017371 ΔE 0.059
- Military Green #667C3E ΔE 0.059
- Dark Olive Green #556B2F ΔE 0.059
- Teal #008080 ΔE 0.061
Use #337B56 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.