#4DB56E
Closest named color: Medium Sea Green (#3CB371). oklch(69.4% 0.142 151.3), rgb(77, 181, 110).
Aa
Black text reads best on this color (8.15:1).
About this color
#4DB56E is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.142 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Sea Green (#3CB371), ΔE 0.014 away. Black text reads best on it, at 8.15:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Medium Sea Green (#3CB371) |
| Black text | 8.15:1 |
| White text | 2.57:1 |
Values
| HEX | #4DB56E |
| RGB | rgb(77, 181, 110) |
| HSL | hsl(139, 41%, 51%) |
| OKLCH | oklch(69.4% 0.142 151.3) |
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 #4DB56E | 2.57:1 | Fails | Lc -55.2 | Large or bold text, headings |
| Black text on #4DB56E | 8.15:1 | AAA | Lc 53.9 | Large or bold text, headings |
| #4DB56E text on white | 2.57:1 | Fails | Lc 50.1 | Large or bold text, headings |
| #4DB56E text on black | 8.15:1 | AAA | Lc -51.8 | 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
#DEEFE1
oklch(93.6% 0.026 150.8)
-
Step 200
200
#C2E3C9
oklch(88.5% 0.05 151.5)
-
Step 300
300
#96D1A4
oklch(80.8% 0.088 151.4)
-
Step 400
400 (this color)
#4DB56E
oklch(69.4% 0.142 151.3)
-
Step 500
500
#00A551
oklch(63.2% 0.169 151.3)
-
Step 600
600
#008B43
oklch(55.7% 0.149 151.3)
-
Step 700
700
#007537
oklch(49.2% 0.132 151.1)
-
Step 800
800
#00602C
oklch(42.8% 0.115 151.2)
-
Step 900
900
#005024
oklch(37.7% 0.101 151.4)
-
Step 950
950
#003013
oklch(27.1% 0.072 151.4)
#4DB56E 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) | #B6A769 | 0.121 |
| Deuteranopia (no green cones) | #A89D73 | 0.120 |
| Tritanopia (no blue cones) | #30B2A3 | 0.076 |
| Achromatopsia (no color) | #A1A1A1 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DB56E
#4DB56E
oklch(69.4% 0.142 151.3)
- #CE79C4
#CE79C4
oklch(69.3% 0.142 331.4)
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 #4DB56E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Sea Green #3CB371 ΔE 0.014
- Boring Green #63B365 ΔE 0.018
- Cool Green #33B864 ΔE 0.024
- Algae #54AC68 ΔE 0.025
- Dark Seafoam #1FB57A ΔE 0.025
- Dark Seafoam Green #3EAF76 ΔE 0.025
- Green Teal #0CB577 ΔE 0.027
- Dark Pastel Green #56AE57 ΔE 0.028
Use #4DB56E 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.