#378029
Closest named color: Tree Green (#2A7E19). oklch(53.4% 0.142 140.6), rgb(55, 128, 41).
Aa
White text reads best on this color (4.90:1).
About this color
#378029 is a medium-dark, vivid green. In OKLCH its lightness is 53%, its chroma 0.142 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.018 away. White text reads best on it, at 4.90:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.28:1 |
| White text | 4.90:1 |
Values
| HEX | #378029 |
| RGB | rgb(55, 128, 41) |
| HSL | hsl(110, 51%, 33%) |
| OKLCH | oklch(53.4% 0.142 140.6) |
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 #378029 | 4.90:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #378029 | 4.28:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #378029 text on white | 4.90:1 | AA | Lc 73.7 | Content text, not long reading |
| #378029 text on black | 4.28:1 | AA large text | Lc -28.0 | 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 600.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CDDFC9
oklch(88.4% 0.035 140)
-
Step 300
300
#ABCBA5
oklch(80.8% 0.063 140.7)
-
Step 400
400
#7DB174
oklch(70.8% 0.102 140.8)
-
Step 500
500
#5A9C4E
oklch(63% 0.13 140.6)
-
Step 600
600 (this color)
#378029
oklch(53.4% 0.142 140.6)
-
Step 700
700
#2F7222
oklch(49.1% 0.133 140.6)
-
Step 800
800
#285D1E
oklch(42.7% 0.11 140.6)
-
Step 900
900
#264C1F
oklch(37.6% 0.084 140.6)
-
Step 950
950
#172D13
oklch(27.1% 0.054 140.6)
#378029 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) | #83751E | 0.096 |
| Deuteranopia (no green cones) | #7A6E31 | 0.098 |
| Tritanopia (no blue cones) | #2E7C6E | 0.094 |
| Achromatopsia (no color) | #717171 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #378029
#378029
oklch(53.4% 0.142 140.6)
- #914D9F
#914D9F
oklch(53.5% 0.143 320.6)
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 #378029, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.018
- Dark Grass Green #388004 ΔE 0.020
- Jungle Green #048243 ΔE 0.030
- Forest Green #228B22 ΔE 0.036
- Green #008000 ΔE 0.038
- Emerald Green #028F1E ΔE 0.051
- Olive Green #677A04 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.053
Use #378029 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.