#388E00
Closest named color: Emerald Green (#028F1E). oklch(57.1% 0.177 138.1), rgb(56, 142, 0).
Aa
Black text reads best on this color (5.03:1).
About this color
#388E00 is a medium-dark, vivid green. In OKLCH its lightness is 57%, its chroma 0.177 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald Green (#028F1E), ΔE 0.021 away. Black text reads best on it, at 5.03:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Emerald Green (#028F1E) |
| Black text | 5.03:1 |
| White text | 4.16:1 |
Values
| HEX | #388E00 |
| RGB | rgb(56, 142, 0) |
| HSL | hsl(96, 100%, 28%) |
| OKLCH | oklch(57.1% 0.177 138.1) |
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 #388E00 | 4.16:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #388E00 | 5.03:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #388E00 text on white | 4.16:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #388E00 text on black | 5.03:1 | AA | Lc -33.4 | Non-text elements, placeholder text |
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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E3EEDF
oklch(93.7% 0.023 137.2)
-
Step 200
200
#CBE1C4
oklch(88.6% 0.046 138.1)
-
Step 300
300
#A8CD9B
oklch(80.8% 0.079 137.7)
-
Step 400
400
#78B363
oklch(70.7% 0.127 137.9)
-
Step 500
500
#529F33
oklch(63% 0.162 138.1)
-
Step 600
600 (this color)
#388E00
oklch(57.1% 0.177 138.1)
-
Step 700
700
#2C7300
oklch(49.1% 0.152 138.1)
-
Step 800
800
#235E00
oklch(42.6% 0.131 138)
-
Step 900
900
#214E0C
oklch(37.8% 0.106 138)
-
Step 950
950
#142E0A
oklch(27.1% 0.068 138.2)
#388E00 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) | #938000 | 0.116 |
| Deuteranopia (no green cones) | #887A1B | 0.112 |
| Tritanopia (no blue cones) | #2F8978 | 0.123 |
| Achromatopsia (no color) | #7C7C7C | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #388E00
#388E00
oklch(57.1% 0.177 138.1)
- #A14EBA
#A14EBA
oklch(57.1% 0.177 317.8)
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 #388E00, closest first.
No curated palette has a color within ΔE 0.04 of #388E00.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald Green #028F1E ΔE 0.021
- Forest Green #228B22 ΔE 0.021
- True Green #089404 ΔE 0.024
- Irish Green #019529 ΔE 0.026
- Kelley Green #009337 ΔE 0.030
- Sap Green #5C8B15 ΔE 0.037
- Grass Green #3F9B0B ΔE 0.039
- Dark Grass Green #388004 ΔE 0.042
Use #388E00 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.