#377903
Closest named color: Tree Green (#2A7E19). oklch(51.2% 0.152 136.5), rgb(55, 121, 3).
Aa
White text reads best on this color (5.38:1).
About this color
#377903 is a medium-dark, vivid green. In OKLCH its lightness is 51%, its chroma 0.152 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.016 away. White text reads best on it, at 5.38:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.89:1 |
| White text | 5.38:1 |
Values
| HEX | #377903 |
| RGB | rgb(55, 121, 3) |
| HSL | hsl(94, 95%, 24%) |
| OKLCH | oklch(51.2% 0.152 136.5) |
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 #377903 | 5.38:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #377903 | 3.89:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #377903 text on white | 5.38:1 | AA | Lc 76.5 | Fine for body text |
| #377903 text on black | 3.89:1 | AA large text | Lc -25.3 | 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
#E3EDDF
oklch(93.5% 0.021 136.6)
-
Step 200
200
#CDE0C5
oklch(88.5% 0.042 136.3)
-
Step 300
300
#ABCC9D
oklch(80.9% 0.074 136.5)
-
Step 400
400
#7DB166
oklch(70.6% 0.118 136.6)
-
Step 500
500
#5B9D39
oklch(63% 0.15 136.6)
-
Step 600
600
#3F8708
oklch(55.5% 0.163 136.5)
-
Step 700
700 (this color)
#377903
oklch(51.2% 0.152 136.5)
-
Step 800
800
#295D03
oklch(42.6% 0.126 136.6)
-
Step 900
900
#264D11
oklch(37.8% 0.099 136.8)
-
Step 950
950
#172D0C
oklch(27% 0.062 136.6)
#377903 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) | #7E6E00 | 0.096 |
| Deuteranopia (no green cones) | #756817 | 0.095 |
| Tritanopia (no blue cones) | #337466 | 0.109 |
| Achromatopsia (no color) | #6A6A6A | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377903
#377903
oklch(51.2% 0.152 136.5)
- #8845A0
#8845A0
oklch(51.2% 0.153 316.3)
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 #377903, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.016
- Dark Grass Green #388004 ΔE 0.021
- Green #008000 ΔE 0.031
- Jungle Green #048243 ΔE 0.048
- Forest Green #228B22 ΔE 0.052
- Olive Green #677A04 ΔE 0.057
- Emerald Green #028F1E ΔE 0.064
- Murky Green #6C7A0E ΔE 0.065
Use #377903 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.