#377337
Closest named color: Dark Olive Green (#556B2F). oklch(50% 0.111 143.7), rgb(55, 115, 55).
Aa
White text reads best on this color (5.72:1).
About this color
#377337 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.111 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.037 away. White text reads best on it, at 5.72:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.66:1 |
| White text | 5.72:1 |
Values
| HEX | #377337 |
| RGB | rgb(55, 115, 55) |
| HSL | hsl(120, 35%, 33%) |
| OKLCH | oklch(50% 0.111 143.7) |
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 #377337 | 5.72:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #377337 | 3.66:1 | AA large text | Lc 25.7 | Dividers and decoration only |
| #377337 text on white | 5.72:1 | AA | Lc 78.4 | Fine for body text |
| #377337 text on black | 3.66:1 | AA large text | Lc -23.4 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CEDFCD
oklch(88.6% 0.03 143.8)
-
Step 300
300
#ADCAAB
oklch(80.9% 0.053 143.3)
-
Step 400
400
#80AF7E
oklch(70.7% 0.086 143.6)
-
Step 500
500
#5E9B5D
oklch(63.2% 0.111 143.8)
-
Step 600
600
#438543
oklch(55.6% 0.119 143.8)
-
Step 700
700 (this color)
#377337
oklch(50% 0.111 143.7)
-
Step 800
800
#2C5C2C
oklch(42.8% 0.093 143.7)
-
Step 900
900
#284B28
oklch(37.6% 0.071 144)
-
Step 950
950
#182C18
oklch(27% 0.045 144.2)
#377337 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) | #756A32 | 0.082 |
| Deuteranopia (no green cones) | #6D643B | 0.082 |
| Tritanopia (no blue cones) | #2F7065 | 0.070 |
| Achromatopsia (no color) | #666666 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377337
#377337
oklch(50% 0.111 143.7)
- #814B87
#814B87
oklch(49.9% 0.111 323.4)
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 #377337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.037
- Jungle Green #048243 ΔE 0.046
- Camo Green #526525 ΔE 0.046
- Tree Green #2A7E19 ΔE 0.051
- Dark Moss Green #606C38 ΔE 0.052
- Muddy Green #657432 ΔE 0.055
- Camouflage Green #4B6113 ΔE 0.055
- Mud Green #606602 ΔE 0.058
Use #377337 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.