#52C251
Closest named color: Shamrock Green (#02C14D). oklch(72.5% 0.184 143.2), rgb(82, 194, 81).
Aa
Black text reads best on this color (9.19:1).
About this color
#52C251 is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.184 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock Green (#02C14D), ΔE 0.031 away. Black text reads best on it, at 9.19:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Shamrock Green (#02C14D) |
| Black text | 9.19:1 |
| White text | 2.28:1 |
Values
| HEX | #52C251 |
| RGB | rgb(82, 194, 81) |
| HSL | hsl(119, 48%, 54%) |
| OKLCH | oklch(72.5% 0.184 143.2) |
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 #52C251 | 2.28:1 | Fails | Lc -49.5 | Large or bold text, headings |
| Black text on #52C251 | 9.19:1 | AAA | Lc 59.3 | Large or bold text, headings |
| #52C251 text on white | 2.28:1 | Fails | Lc 44.7 | Non-text elements, placeholder text |
| #52C251 text on black | 9.19:1 | AAA | Lc -57.4 | 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
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DDF0DC
oklch(93.6% 0.033 143.9)
-
Step 200
200
#C1E5BE
oklch(88.6% 0.065 143)
-
Step 300
300
#93D490
oklch(80.9% 0.115 143.4)
-
Step 400
400 (this color)
#52C251
oklch(72.5% 0.184 143.2)
-
Step 500
500
#00A716
oklch(63.2% 0.21 143.3)
-
Step 600
600
#008C10
oklch(55.5% 0.184 143.2)
-
Step 700
700
#00760C
oklch(49.1% 0.163 143.2)
-
Step 800
800
#006108
oklch(42.7% 0.142 143.2)
-
Step 900
900
#005106
oklch(37.7% 0.125 143.3)
-
Step 950
950
#003102
oklch(27.2% 0.09 143.2)
#52C251 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) | #C6B145 | 0.134 |
| Deuteranopia (no green cones) | #B8A85A | 0.134 |
| Tritanopia (no blue cones) | #3FBDA9 | 0.116 |
| Achromatopsia (no color) | #ABABAB | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52C251
#52C251
oklch(72.5% 0.184 143.2)
- #DC79E7
#DC79E7
oklch(72.5% 0.184 323.5)
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 #52C251, closest first.
No curated palette has a color within ΔE 0.04 of #52C251.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock Green #02C14D ΔE 0.031
- Leafy Green #51B73B ΔE 0.033
- Algae Green #21C36F ΔE 0.034
- Dark Mint #48C072 ΔE 0.038
- Turtle Green #75B84F ΔE 0.038
- Frog Green #58BC08 ΔE 0.040
- Apple #6ECB3C ΔE 0.041
- Dark Mint Green #20C073 ΔE 0.042
Use #52C251 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.