#337C54
Closest named color: Jungle Green (#048243). oklch(52.9% 0.097 156.7), rgb(51, 124, 84).
Aa
White text reads best on this color (5.05:1).
About this color
#337C54 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.097 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.041 away. White text reads best on it, at 5.05:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #337C54 |
| RGB | rgb(51, 124, 84) |
| HSL | hsl(147, 42%, 34%) |
| OKLCH | oklch(52.9% 0.097 156.7) |
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 #337C54 | 5.05:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #337C54 | 4.15:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #337C54 text on white | 5.05:1 | AA | Lc 74.7 | Content text, not long reading |
| #337C54 text on black | 4.15:1 | AA large text | Lc -27.0 | 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 600.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3ECE6
oklch(93.5% 0.012 157)
-
Step 200
200
#CDDED3
oklch(88.5% 0.024 157.5)
-
Step 300
300
#ABCAB5
oklch(81% 0.044 155.7)
-
Step 400
400
#7CAE8F
oklch(70.7% 0.07 156.9)
-
Step 500
500
#599A73
oklch(63.2% 0.09 156.3)
-
Step 600
600 (this color)
#337C54
oklch(52.9% 0.097 156.7)
-
Step 700
700
#2D704B
oklch(49.1% 0.091 156.4)
-
Step 800
800
#275B3E
oklch(42.7% 0.074 156.7)
-
Step 900
900
#254B35
oklch(37.8% 0.058 156.7)
-
Step 950
950
#162C1F
oklch(27% 0.037 156.8)
#337C54 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) | #7B7352 | 0.088 |
| Deuteranopia (no green cones) | #716C56 | 0.085 |
| Tritanopia (no blue cones) | #1A7B71 | 0.045 |
| Achromatopsia (no color) | #6F6F6F | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337C54
#337C54
oklch(52.9% 0.097 156.7)
- #8F5480
#8F5480
oklch(52.8% 0.098 337)
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 #337C54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.041
- Sea Green #2E8B57 ΔE 0.045
- Dark Sage #598556 ΔE 0.050
- Military Green #667C3E ΔE 0.057
- Muddy Green #657432 ΔE 0.059
- Dark Olive Green #556B2F ΔE 0.060
- Bluegreen #017A79 ΔE 0.060
- Viridian #1E9167 ΔE 0.061
Use #337C54 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.