#4FB177
Closest named color: Dark Seafoam Green (#3EAF76). oklch(68.6% 0.127 155), rgb(79, 177, 119).
Aa
Black text reads best on this color (7.88:1).
About this color
#4FB177 is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.127 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam Green (#3EAF76), ΔE 0.014 away. Black text reads best on it, at 7.88:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Dark Seafoam Green (#3EAF76) |
| Black text | 7.88:1 |
| White text | 2.66:1 |
Values
| HEX | #4FB177 |
| RGB | rgb(79, 177, 119) |
| HSL | hsl(144, 39%, 50%) |
| OKLCH | oklch(68.6% 0.127 155) |
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 #4FB177 | 2.66:1 | Fails | Lc -56.7 | Large or bold text, headings |
| Black text on #4FB177 | 7.88:1 | AAA | Lc 52.5 | Large or bold text, headings |
| #4FB177 text on white | 2.66:1 | Fails | Lc 51.5 | Large or bold text, headings |
| #4FB177 text on black | 7.88:1 | AAA | Lc -50.4 | 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
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE3
oklch(93.7% 0.023 153.4)
-
Step 200
200
#C3E2CD
oklch(88.4% 0.043 155.8)
-
Step 300
300
#98D0AA
oklch(80.8% 0.079 154.6)
-
Step 400
400 (this color)
#4FB177
oklch(68.6% 0.127 155)
-
Step 500
500
#00A45E
oklch(63.1% 0.156 155.1)
-
Step 600
600
#008A4E
oklch(55.6% 0.137 155)
-
Step 700
700
#007441
oklch(49.1% 0.121 155.2)
-
Step 800
800
#005F34
oklch(42.6% 0.105 155.1)
-
Step 900
900
#004F2A
oklch(37.6% 0.093 154.9)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#4FB177 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) | #B0A473 | 0.113 |
| Deuteranopia (no green cones) | #A39B7B | 0.111 |
| Tritanopia (no blue cones) | #32AFA2 | 0.063 |
| Achromatopsia (no color) | #9F9F9F | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FB177
#4FB177
oklch(68.6% 0.127 155)
- #CA7BB9
#CA7BB9
oklch(68.7% 0.126 335.2)
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 #4FB177, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam Green #3EAF76 ΔE 0.014
- Medium Sea Green #3CB371 ΔE 0.017
- Algae #54AC68 ΔE 0.020
- Bluey Green #2BB179 ΔE 0.020
- Dark Seafoam #1FB57A ΔE 0.024
- Seaweed Green #35AD6B ΔE 0.027
- Tea #65AB7C ΔE 0.027
- Boring Green #63B365 ΔE 0.028
Use #4FB177 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.