#4EB43B
Closest named color: Leafy Green (#51B73B). oklch(68.4% 0.185 140.7), rgb(78, 180, 59).
Aa
Black text reads best on this color (7.91:1).
About this color
#4EB43B is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.185 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.009 away. Black text reads best on it, at 7.91:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 7.91:1 |
| White text | 2.65:1 |
Values
| HEX | #4EB43B |
| RGB | rgb(78, 180, 59) |
| HSL | hsl(111, 51%, 47%) |
| OKLCH | oklch(68.4% 0.185 140.7) |
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 #4EB43B | 2.65:1 | Fails | Lc -56.4 | Large or bold text, headings |
| Black text on #4EB43B | 7.91:1 | AAA | Lc 52.7 | Large or bold text, headings |
| #4EB43B text on white | 2.65:1 | Fails | Lc 51.3 | Large or bold text, headings |
| #4EB43B text on black | 7.91:1 | AAA | Lc -50.6 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DEF0DB
oklch(93.6% 0.034 141.2)
-
Step 200
200
#C3E4BD
oklch(88.5% 0.063 140.8)
-
Step 300
300
#97D38C
oklch(80.8% 0.115 140.7)
-
Step 400
400 (this color)
#4EB43B
oklch(68.4% 0.185 140.7)
-
Step 500
500
#29A500
oklch(63% 0.206 140.7)
-
Step 600
600
#218B00
oklch(55.6% 0.182 140.7)
-
Step 700
700
#1A7500
oklch(49.1% 0.161 140.8)
-
Step 800
800
#146000
oklch(42.7% 0.14 140.7)
-
Step 900
900
#0F5000
oklch(37.7% 0.123 140.7)
-
Step 950
950
#063000
oklch(27% 0.088 140.7)
#4EB43B 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) | #B9A42B | 0.127 |
| Deuteranopia (no green cones) | #AC9C46 | 0.127 |
| Tritanopia (no blue cones) | #41AE9B | 0.123 |
| Achromatopsia (no color) | #9F9F9F | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4EB43B
#4EB43B
oklch(68.4% 0.185 140.7)
- #CB6DDE
#CB6DDE
oklch(68.4% 0.185 320.7)
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 #4EB43B, closest first.
No curated palette has a color within ΔE 0.04 of #4EB43B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.009
- Grass #5CAC2D ΔE 0.022
- Shamrock #01B44C ΔE 0.030
- Medium Green #39AD48 ΔE 0.030
- Leaf Green #5CA904 ΔE 0.033
- Frog Green #58BC08 ΔE 0.037
- Dark Pastel Green #56AE57 ΔE 0.037
- Cool Green #33B864 ΔE 0.038
Use #4EB43B 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.