#4FB33F
Closest named color: Leafy Green (#51B73B). oklch(68.3% 0.18 141), rgb(79, 179, 63).
Aa
Black text reads best on this color (7.85:1).
About this color
#4FB33F is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.180 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 0.013 away. Black text reads best on it, at 7.85:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 7.85:1 |
| White text | 2.67:1 |
Values
| HEX | #4FB33F |
| RGB | rgb(79, 179, 63) |
| HSL | hsl(112, 48%, 47%) |
| OKLCH | oklch(68.3% 0.18 141) |
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 #4FB33F | 2.67:1 | Fails | Lc -56.8 | Large or bold text, headings |
| Black text on #4FB33F | 7.85:1 | AAA | Lc 52.4 | Large or bold text, headings |
| #4FB33F text on white | 2.67:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #4FB33F text on black | 7.85:1 | AAA | Lc -50.3 | 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
#C3E4BE
oklch(88.5% 0.062 141.4)
-
Step 300
300
#98D38E
oklch(80.9% 0.112 140.9)
-
Step 400
400 (this color)
#4FB33F
oklch(68.3% 0.18 141)
-
Step 500
500
#25A500
oklch(63% 0.207 141)
-
Step 600
600
#1E8B00
oklch(55.5% 0.183 141)
-
Step 700
700
#177500
oklch(49% 0.162 141.1)
-
Step 800
800
#116000
oklch(42.6% 0.141 141.1)
-
Step 900
900
#0D5000
oklch(37.6% 0.124 141)
-
Step 950
950
#053000
oklch(27% 0.089 141)
#4FB33F 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) | #B7A331 | 0.125 |
| Deuteranopia (no green cones) | #AB9B49 | 0.125 |
| Tritanopia (no blue cones) | #42AE9B | 0.119 |
| Achromatopsia (no color) | #9E9E9E | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FB33F
#4FB33F
oklch(68.3% 0.18 141)
- #CA6EDB
#CA6EDB
oklch(68.2% 0.18 321.2)
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 #4FB33F, closest first.
No curated palette has a color within ΔE 0.04 of #4FB33F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.013
- Grass #5CAC2D ΔE 0.020
- Medium Green #39AD48 ΔE 0.026
- Shamrock #01B44C ΔE 0.029
- Dark Pastel Green #56AE57 ΔE 0.032
- Leaf Green #5CA904 ΔE 0.033
- Cool Green #33B864 ΔE 0.035
- Leaf #71AA34 ΔE 0.035
Use #4FB33F 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.