#52B583
Closest named color: Dark Seafoam Green (#3EAF76). oklch(70% 0.12 159), rgb(82, 181, 131).
Aa
Black text reads best on this color (8.29:1).
About this color
#52B583 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.120 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 0.028 away. Black text reads best on it, at 8.29:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Dark Seafoam Green (#3EAF76) |
| Black text | 8.29:1 |
| White text | 2.53:1 |
Values
| HEX | #52B583 |
| RGB | rgb(82, 181, 131) |
| HSL | hsl(150, 40%, 52%) |
| OKLCH | oklch(70% 0.12 159) |
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 #52B583 | 2.53:1 | Fails | Lc -54.5 | Large or bold text, headings |
| Black text on #52B583 | 8.29:1 | AAA | Lc 54.6 | Large or bold text, headings |
| #52B583 text on white | 2.53:1 | Fails | Lc 49.4 | Large or bold text, headings |
| #52B583 text on black | 8.29:1 | AAA | Lc -52.6 | 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
#DEEFE5
oklch(93.7% 0.022 160.2)
-
Step 200
200
#C3E2CF
oklch(88.5% 0.042 158.5)
-
Step 300
300
#97D0AF
oklch(80.9% 0.075 158.8)
-
Step 400
400 (this color)
#52B583
oklch(70% 0.12 159)
-
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
#005F3B
oklch(42.8% 0.098 159.1)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#52B583 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) | #B3A980 | 0.112 |
| Deuteranopia (no green cones) | #A59F86 | 0.108 |
| Tritanopia (no blue cones) | #30B4A7 | 0.053 |
| Achromatopsia (no color) | #A3A3A3 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52B583
#52B583
oklch(70% 0.12 159)
- #CF80B7
#CF80B7
oklch(70% 0.12 339)
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 #52B583, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam Green #3EAF76 ΔE 0.028
- Greeny Blue #42B395 ΔE 0.028
- Tea #65AB7C ΔE 0.029
- Medium Sea Green #3CB371 ΔE 0.031
- Bluey Green #2BB179 ΔE 0.031
- Dark Seafoam #1FB57A ΔE 0.032
- Boring Green #63B365 ΔE 0.037
- Green Blue #01C08D ΔE 0.037
Use #52B583 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.