#4BB863
Closest named color: Cool Green (#33B864). oklch(69.9% 0.158 148.2), rgb(75, 184, 99).
Aa
Black text reads best on this color (8.33:1).
About this color
#4BB863 is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.158 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Cool Green (#33B864), ΔE 0.014 away. Black text reads best on it, at 8.33:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Cool Green (#33B864) |
| Black text | 8.33:1 |
| White text | 2.51:1 |
Values
| HEX | #4BB863 |
| RGB | rgb(75, 184, 99) |
| HSL | hsl(133, 43%, 51%) |
| OKLCH | oklch(69.9% 0.158 148.2) |
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 #4BB863 | 2.51:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #4BB863 | 8.33:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #4BB863 text on white | 2.51:1 | Fails | Lc 49.1 | Large or bold text, headings |
| #4BB863 text on black | 8.33:1 | AAA | Lc -52.9 | 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
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DEEFDF
oklch(93.5% 0.028 147)
-
Step 200
200
#C2E4C5
oklch(88.6% 0.055 147.5)
-
Step 300
300
#94D39D
oklch(81% 0.099 148.3)
-
Step 400
400 (this color)
#4BB863
oklch(69.9% 0.158 148.2)
-
Step 500
500
#00A542
oklch(63% 0.182 148.1)
-
Step 600
600
#008B37
oklch(55.5% 0.16 148.3)
-
Step 700
700
#00752D
oklch(49.1% 0.141 148.2)
-
Step 800
800
#006023
oklch(42.7% 0.123 148.1)
-
Step 900
900
#00501C
oklch(37.6% 0.109 148.1)
-
Step 950
950
#00300E
oklch(27% 0.077 148.3)
#4BB863 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) | #BAA95C | 0.127 |
| Deuteranopia (no green cones) | #AC9F69 | 0.126 |
| Tritanopia (no blue cones) | #30B4A4 | 0.092 |
| Achromatopsia (no color) | #A3A3A3 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB863
#4BB863
oklch(69.9% 0.158 148.2)
- #D277CF
#D277CF
oklch(69.9% 0.158 328.3)
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 #4BB863, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Green #33B864 ΔE 0.014
- Boring Green #63B365 ΔE 0.023
- Dark Mint #48C072 ΔE 0.024
- Dark Mint Green #20C073 ΔE 0.027
- Medium Sea Green #3CB371 ΔE 0.027
- Dark Pastel Green #56AE57 ΔE 0.027
- Algae Green #21C36F ΔE 0.032
- Green Teal #0CB577 ΔE 0.036
Use #4BB863 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.