#52B477
Closest named color: Medium Sea Green (#3CB371). oklch(69.5% 0.129 153.9), rgb(82, 180, 119).
Aa
Black text reads best on this color (8.15:1).
About this color
#52B477 is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.129 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Sea Green (#3CB371), ΔE 0.018 away. Black text reads best on it, at 8.15:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Medium Sea Green (#3CB371) |
| Black text | 8.15:1 |
| White text | 2.57:1 |
Values
| HEX | #52B477 |
| RGB | rgb(82, 180, 119) |
| HSL | hsl(143, 40%, 51%) |
| OKLCH | oklch(69.5% 0.129 153.9) |
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 #52B477 | 2.57:1 | Fails | Lc -55.2 | Large or bold text, headings |
| Black text on #52B477 | 8.15:1 | AAA | Lc 53.9 | Large or bold text, headings |
| #52B477 text on white | 2.57:1 | Fails | Lc 50.1 | Large or bold text, headings |
| #52B477 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
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE3
oklch(93.7% 0.023 153.4)
-
Step 200
200
#C3E2CC
oklch(88.4% 0.044 154.5)
-
Step 300
300
#98D0A9
oklch(80.8% 0.08 153.9)
-
Step 400
400 (this color)
#52B477
oklch(69.5% 0.129 153.9)
-
Step 500
500
#00A45A
oklch(63.1% 0.159 153.9)
-
Step 600
600
#008A4B
oklch(55.6% 0.14 154)
-
Step 700
700
#00743E
oklch(49% 0.124 153.9)
-
Step 800
800
#005F32
oklch(42.6% 0.107 154.1)
-
Step 900
900
#005029
oklch(37.8% 0.096 153.9)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#52B477 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) | #B4A773 | 0.115 |
| Deuteranopia (no green cones) | #A69D7B | 0.112 |
| Tritanopia (no blue cones) | #37B2A4 | 0.065 |
| Achromatopsia (no color) | #A1A1A1 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52B477
#52B477
oklch(69.5% 0.129 153.9)
- #CD7DBE
#CD7DBE
oklch(69.6% 0.129 334)
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 #52B477, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Sea Green #3CB371 ΔE 0.018
- Dark Seafoam Green #3EAF76 ΔE 0.022
- Boring Green #63B365 ΔE 0.023
- Algae #54AC68 ΔE 0.025
- Dark Seafoam #1FB57A ΔE 0.026
- Bluey Green #2BB179 ΔE 0.026
- Green Teal #0CB577 ΔE 0.030
- Tea #65AB7C ΔE 0.032
Use #52B477 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.