#337240
Closest named color: Dark Olive Green (#556B2F). oklch(49.7% 0.102 148.4), rgb(51, 114, 64).
Aa
White text reads best on this color (5.79:1).
About this color
#337240 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.102 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.039 away. White text reads best on it, at 5.79:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.62:1 |
| White text | 5.79:1 |
Values
| HEX | #337240 |
| RGB | rgb(51, 114, 64) |
| HSL | hsl(132, 38%, 32%) |
| OKLCH | oklch(49.7% 0.102 148.4) |
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 #337240 | 5.79:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #337240 | 3.62:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #337240 text on white | 5.79:1 | AA | Lc 78.8 | Fine for body text |
| #337240 text on black | 3.62:1 | AA large text | Lc -23.0 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE5
oklch(93.7% 0.014 148.8)
-
Step 200
200
#CDDECF
oklch(88.4% 0.027 148.8)
-
Step 300
300
#ACCAAF
oklch(80.9% 0.049 147.9)
-
Step 400
400
#7EAF85
oklch(70.8% 0.08 148.4)
-
Step 500
500
#5C9A66
oklch(63% 0.101 148.2)
-
Step 600
600
#40854E
oklch(55.7% 0.11 148.5)
-
Step 700
700 (this color)
#337240
oklch(49.7% 0.102 148.4)
-
Step 800
800
#2A5B34
oklch(42.6% 0.083 148.6)
-
Step 900
900
#274B2D
oklch(37.7% 0.066 148)
-
Step 950
950
#172C1B
oklch(27% 0.042 149.1)
#337240 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) | #73693C | 0.083 |
| Deuteranopia (no green cones) | #6A6343 | 0.081 |
| Tritanopia (no blue cones) | #267066 | 0.059 |
| Achromatopsia (no color) | #656565 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337240
#337240
oklch(49.7% 0.102 148.4)
- #814C7F
#814C7F
oklch(49.7% 0.101 328.3)
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 #337240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.039
- Camo Green #526525 ΔE 0.047
- Jungle Green #048243 ΔE 0.050
- Dark Moss Green #606C38 ΔE 0.052
- Camouflage Green #4B6113 ΔE 0.057
- Muddy Green #657432 ΔE 0.059
- Tree Green #2A7E19 ΔE 0.062
- Mud Green #606602 ΔE 0.064
Use #337240 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.