#4BB175
Closest named color: Dark Seafoam Green (#3EAF76). oklch(68.4% 0.131 154.9), rgb(75, 177, 117).
Aa
Black text reads best on this color (7.84:1).
About this color
#4BB175 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.131 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 0.011 away. Black text reads best on it, at 7.84:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Dark Seafoam Green (#3EAF76) |
| Black text | 7.84:1 |
| White text | 2.67:1 |
Values
| HEX | #4BB175 |
| RGB | rgb(75, 177, 117) |
| HSL | hsl(145, 40%, 49%) |
| OKLCH | oklch(68.4% 0.131 154.9) |
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 #4BB175 | 2.67:1 | Fails | Lc -56.9 | Large or bold text, headings |
| Black text on #4BB175 | 7.84:1 | AAA | Lc 52.3 | Large or bold text, headings |
| #4BB175 text on white | 2.67:1 | Fails | Lc 51.7 | Large or bold text, headings |
| #4BB175 text on black | 7.84:1 | AAA | Lc -50.1 | 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
#DEEFE3
oklch(93.6% 0.024 155.1)
-
Step 200
200
#C3E3CC
oklch(88.6% 0.046 154.1)
-
Step 300
300
#96D1AA
oklch(81% 0.082 155.2)
-
Step 400
400 (this color)
#4BB175
oklch(68.4% 0.131 154.9)
-
Step 500
500
#00A45D
oklch(63.1% 0.157 154.8)
-
Step 600
600
#008A4D
oklch(55.6% 0.138 154.7)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
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)
#4BB175 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) | #B1A471 | 0.117 |
| Deuteranopia (no green cones) | #A29A79 | 0.114 |
| Tritanopia (no blue cones) | #2AAFA1 | 0.064 |
| Achromatopsia (no color) | #9E9E9E | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB175
#4BB175
oklch(68.4% 0.131 154.9)
- #CA79BA
#CA79BA
oklch(68.4% 0.13 334.5)
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 #4BB175, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam Green #3EAF76 ΔE 0.011
- Medium Sea Green #3CB371 ΔE 0.013
- Bluey Green #2BB179 ΔE 0.017
- Algae #54AC68 ΔE 0.018
- Dark Seafoam #1FB57A ΔE 0.021
- Seaweed Green #35AD6B ΔE 0.023
- Green Teal #0CB577 ΔE 0.026
- Jade Green #2BAF6A ΔE 0.026
Use #4BB175 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.