#4FAC66
Closest named color: Algae (#54AC68). oklch(67% 0.136 149.5), rgb(79, 172, 102).
Aa
Black text reads best on this color (7.42:1).
About this color
#4FAC66 is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.136 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae (#54AC68), ΔE 0.005 away. Black text reads best on it, at 7.42:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.42:1 |
| White text | 2.82:1 |
Values
| HEX | #4FAC66 |
| RGB | rgb(79, 172, 102) |
| HSL | hsl(135, 37%, 49%) |
| OKLCH | oklch(67% 0.136 149.5) |
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 #4FAC66 | 2.82:1 | Fails | Lc -59.3 | Large or bold text, headings |
| Black text on #4FAC66 | 7.42:1 | AAA | Lc 50.0 | Large or bold text, headings |
| #4FAC66 text on white | 2.82:1 | Fails | Lc 54.0 | Large or bold text, headings |
| #4FAC66 text on black | 7.42:1 | AAA | Lc -47.8 | 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
#DFEFE1
oklch(93.6% 0.025 149.1)
-
Step 200
200
#C4E2C9
oklch(88.4% 0.046 150.1)
-
Step 300
300
#9AD0A3
oklch(80.8% 0.084 149.3)
-
Step 400
400 (this color)
#4FAC66
oklch(67% 0.136 149.5)
-
Step 500
500
#0AA54A
oklch(63.1% 0.174 149.4)
-
Step 600
600
#008B3C
oklch(55.6% 0.155 149.4)
-
Step 700
700
#007532
oklch(49.1% 0.137 149.6)
-
Step 800
800
#006027
oklch(42.7% 0.12 149.3)
-
Step 900
900
#005020
oklch(37.7% 0.105 149.6)
-
Step 950
950
#033011
oklch(27.1% 0.073 149)
#4FAC66 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) | #AD9F61 | 0.112 |
| Deuteranopia (no green cones) | #A0966A | 0.110 |
| Tritanopia (no blue cones) | #3AA99B | 0.077 |
| Achromatopsia (no color) | #9A9A9A | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FAC66
#4FAC66
oklch(67% 0.136 149.5)
- #C374BD
#C374BD
oklch(66.9% 0.137 329.7)
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 #4FAC66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.005
- Seaweed Green #35AD6B ΔE 0.016
- Dark Seafoam Green #3EAF76 ΔE 0.020
- Dark Pastel Green #56AE57 ΔE 0.020
- Jade Green #2BAF6A ΔE 0.021
- Medium Sea Green #3CB371 ΔE 0.021
- Fern #63A950 ΔE 0.026
- Bluey Green #2BB179 ΔE 0.027
Use #4FAC66 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.