#377C1A
Closest named color: Tree Green (#2A7E19). oklch(52.2% 0.147 138.4), rgb(55, 124, 26).
Aa
White text reads best on this color (5.17:1).
About this color
#377C1A is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.147 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.011 away. White text reads best on it, at 5.17:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.06:1 |
| White text | 5.17:1 |
Values
| HEX | #377C1A |
| RGB | rgb(55, 124, 26) |
| HSL | hsl(102, 65%, 29%) |
| OKLCH | oklch(52.2% 0.147 138.4) |
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 #377C1A | 5.17:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #377C1A | 4.06:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #377C1A text on white | 5.17:1 | AA | Lc 75.3 | Fine for body text |
| #377C1A text on black | 4.06:1 | AA large text | Lc -26.4 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE0
oklch(93.5% 0.02 138.4)
-
Step 200
200
#CDE0C7
oklch(88.6% 0.039 138.2)
-
Step 300
300
#AACCA0
oklch(80.9% 0.071 138.6)
-
Step 400
400
#7CB26B
oklch(70.8% 0.114 138.4)
-
Step 500
500
#599D41
oklch(63% 0.144 138.3)
-
Step 600
600
#3C881C
oklch(55.7% 0.158 138.5)
-
Step 700
700 (this color)
#377C1A
oklch(52.2% 0.147 138.4)
-
Step 800
800
#275E10
oklch(42.8% 0.122 138.5)
-
Step 900
900
#254D16
oklch(37.8% 0.095 138.3)
-
Step 950
950
#162D0E
oklch(26.9% 0.061 138.3)
#377C1A 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) | #807103 | 0.095 |
| Deuteranopia (no green cones) | #776B25 | 0.095 |
| Tritanopia (no blue cones) | #317769 | 0.102 |
| Achromatopsia (no color) | #6D6D6D | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377C1A
#377C1A
oklch(52.2% 0.147 138.4)
- #8C499F
#8C499F
oklch(52.2% 0.147 318.4)
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 #377C1A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.011
- Dark Grass Green #388004 ΔE 0.017
- Green #008000 ΔE 0.032
- Jungle Green #048243 ΔE 0.038
- Forest Green #228B22 ΔE 0.044
- Olive Green #677A04 ΔE 0.053
- Emerald Green #028F1E ΔE 0.057
- Murky Green #6C7A0E ΔE 0.061
Use #377C1A 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.