#377B24
Closest named color: Tree Green (#2A7E19). oklch(52% 0.139 139.6), rgb(55, 123, 36).
Aa
White text reads best on this color (5.22:1).
About this color
#377B24 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.139 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.017 away. White text reads best on it, at 5.22:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.02:1 |
| White text | 5.22:1 |
Values
| HEX | #377B24 |
| RGB | rgb(55, 123, 36) |
| HSL | hsl(107, 55%, 31%) |
| OKLCH | oklch(52% 0.139 139.6) |
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 #377B24 | 5.22:1 | AA | Lc -81.0 | Fine for body text |
| Black text on #377B24 | 4.02:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #377B24 text on white | 5.22:1 | AA | Lc 75.6 | Fine for body text |
| #377B24 text on black | 4.02:1 | AA large text | Lc -26.1 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CDE0C8
oklch(88.6% 0.038 139.2)
-
Step 300
300
#AACCA2
oklch(80.9% 0.068 139.7)
-
Step 400
400
#7CB170
oklch(70.7% 0.107 139.9)
-
Step 500
500
#599D48
oklch(63.1% 0.138 139.6)
-
Step 600
600
#3D8728
oklch(55.6% 0.149 139.6)
-
Step 700
700 (this color)
#377B24
oklch(52% 0.139 139.6)
-
Step 800
800
#285D18
oklch(42.6% 0.115 139.4)
-
Step 900
900
#254D1B
oklch(37.8% 0.09 139.7)
-
Step 950
950
#162D11
oklch(27% 0.057 140.1)
#377B24 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) | #7F7018 | 0.094 |
| Deuteranopia (no green cones) | #766A2C | 0.094 |
| Tritanopia (no blue cones) | #307769 | 0.093 |
| Achromatopsia (no color) | #6C6C6C | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377B24
#377B24
oklch(52% 0.139 139.6)
- #8B4A9A
#8B4A9A
oklch(52% 0.139 319.9)
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 #377B24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.017
- Dark Grass Green #388004 ΔE 0.025
- Jungle Green #048243 ΔE 0.034
- Green #008000 ΔE 0.039
- Forest Green #228B22 ΔE 0.049
- Olive Green #677A04 ΔE 0.053
- Murky Green #6C7A0E ΔE 0.060
- Dark Olive Green #556B2F ΔE 0.061
Use #377B24 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.