#4BB17E
Closest named color: Dark Seafoam Green (#3EAF76). oklch(68.6% 0.122 158.8), rgb(75, 177, 126).
Aa
Black text reads best on this color (7.88:1).
About this color
#4BB17E is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.122 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam Green (#3EAF76), ΔE 0.016 away. Black text reads best on it, at 7.88:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Dark Seafoam Green (#3EAF76) |
| Black text | 7.88:1 |
| White text | 2.66:1 |
Values
| HEX | #4BB17E |
| RGB | rgb(75, 177, 126) |
| HSL | hsl(150, 40%, 49%) |
| OKLCH | oklch(68.6% 0.122 158.8) |
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 #4BB17E | 2.66:1 | Fails | Lc -56.7 | Large or bold text, headings |
| Black text on #4BB17E | 7.88:1 | AAA | Lc 52.5 | Large or bold text, headings |
| #4BB17E text on white | 2.66:1 | Fails | Lc 51.5 | Large or bold text, headings |
| #4BB17E 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
#F0F8F3
oklch(97.2% 0.011 158.8)
-
Step 100
100
#DEEFE4
oklch(93.6% 0.023 157.6)
-
Step 200
200
#C2E2CF
oklch(88.4% 0.043 159.4)
-
Step 300
300
#96D0AF
oklch(80.9% 0.076 159.2)
-
Step 400
400 (this color)
#4BB17E
oklch(68.6% 0.122 158.8)
-
Step 500
500
#00A368
oklch(63.1% 0.145 158.9)
-
Step 600
600
#008957
oklch(55.5% 0.128 159.1)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#005F3A
oklch(42.8% 0.099 158.5)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#4BB17E 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) | #AFA57B | 0.114 |
| Deuteranopia (no green cones) | #A19A81 | 0.112 |
| Tritanopia (no blue cones) | #24B0A3 | 0.055 |
| Achromatopsia (no color) | #9F9F9F | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB17E
#4BB17E
oklch(68.6% 0.122 158.8)
- #CB7BB3
#CB7BB3
oklch(68.6% 0.122 339)
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 #4BB17E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam Green #3EAF76 ΔE 0.016
- Bluey Green #2BB179 ΔE 0.021
- Medium Sea Green #3CB371 ΔE 0.024
- Tea #65AB7C ΔE 0.025
- Dark Seafoam #1FB57A ΔE 0.025
- Algae #54AC68 ΔE 0.027
- Greeny Blue #42B395 ΔE 0.030
- Green Teal #0CB577 ΔE 0.031
Use #4BB17E 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.