#4BB548
Closest named color: Leafy Green (#51B73B). oklch(68.7% 0.178 142.9), rgb(75, 181, 72).
Aa
Black text reads best on this color (8.00:1).
About this color
#4BB548 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.178 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.014 away. Black text reads best on it, at 8.00:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 8.00:1 |
| White text | 2.62:1 |
Values
| HEX | #4BB548 |
| RGB | rgb(75, 181, 72) |
| HSL | hsl(118, 43%, 50%) |
| OKLCH | oklch(68.7% 0.178 142.9) |
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 #4BB548 | 2.62:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #4BB548 | 8.00:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #4BB548 text on white | 2.62:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #4BB548 text on black | 8.00:1 | AAA | Lc -51.1 | 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
#DEF0DC
oklch(93.6% 0.033 142.5)
-
Step 200
200
#C2E4BF
oklch(88.4% 0.062 142.9)
-
Step 300
300
#96D391
oklch(80.9% 0.11 142.7)
-
Step 400
400 (this color)
#4BB548
oklch(68.7% 0.178 142.9)
-
Step 500
500
#00A70E
oklch(63.1% 0.212 142.9)
-
Step 600
600
#008C0A
oklch(55.5% 0.186 142.9)
-
Step 700
700
#007607
oklch(49.1% 0.165 142.9)
-
Step 800
800
#006104
oklch(42.7% 0.144 142.9)
-
Step 900
900
#005103
oklch(37.7% 0.127 142.9)
-
Step 950
950
#003101
oklch(27.1% 0.091 142.9)
#4BB548 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) | #B9A53C | 0.129 |
| Deuteranopia (no green cones) | #AB9C51 | 0.128 |
| Tritanopia (no blue cones) | #39B09D | 0.113 |
| Achromatopsia (no color) | #A0A0A0 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB548
#4BB548
oklch(68.7% 0.178 142.9)
- #CD6FD9
#CD6FD9
oklch(68.6% 0.178 322.9)
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 #4BB548, closest first.
No curated palette has a color within ΔE 0.04 of #4BB548.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.014
- Shamrock #01B44C ΔE 0.028
- Grass #5CAC2D ΔE 0.028
- Cool Green #33B864 ΔE 0.028
- Medium Green #39AD48 ΔE 0.028
- Dark Pastel Green #56AE57 ΔE 0.030
- Shamrock Green #02C14D ΔE 0.038
- Leaf #71AA34 ΔE 0.039
Use #4BB548 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.