#51E66A#51E66A

#51E66A is a light, highly saturated green. Relative luminance 0.594; OKLCH L 81.9% C 0.209 H 146.3°. Best body text is #000000 at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#51E66A
RGB	rgb(81, 230, 106)
HSL	hsl(130, 75%, 61%)
HSV	hsv(130, 65%, 90%)
CMYK	cmyk(64.8%, 0%, 53.9%, 9.8%)
CIE-LAB	lab(81.50, -64.32, 48.50)
CIE-LCH	lch(81.50, 80.55, 142.98°)
OKLab	oklab(81.9% -0.1737 0.116)
OKLCH	oklch(81.9% 0.209 146.3)
XYZ	xyz(34.2893, 59.3800, 23.2873)
Luminance	0.5938 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E66A #E651CD

analogous

#82E651 #51E66A #51E6B4

triadic

#51E66A #6A51E6 #E66A51

tetradic

#51E66A #5182E6 #E651CD #E6B451

square

#51E66A #5182E6 #E651CD #E6B451

split-complementary

#51E66A #B451E6 #E65182

monochromatic

#18A52F #1FDA3F #51E66A #87EE98 #BCF5C6

Accessibility & contrast

On white

1.63

#51E66A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.88

#51E66A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E66A

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E66A	#FFFFFF	#000000	##000000
##51E66A	1.00	1.63	12.88	12.88
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.88	21.00	1.00	1.00
##000000	12.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D25F

Deuteranopia (green-blind)

#D7C673

Tritanopia (blue-blind)

#23E1CA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e66a;
/* rgb */ color: rgb(81, 230, 106);
/* oklch */ color: oklch(81.9% 0.209 146.3);

Tailwind

colors: {
  custom: {
    50: '#92ef97',
    500: '#51e66a',
    950: '#000000',
  },
}

SCSS

$custom: #51e66a;
$custom-light: #92ef97;
$custom-dark: #000000;

JSON

{
  "hex": "#51e66a",
  "rgb": {
    "r": 81,
    "g": 230,
    "b": 106
  },
  "hsl": {
    "h": 130.067,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.81896,
    "c": 0.20888,
    "h": 146.3
  },
  "luminance": 0.59384
}

Semantic roles & 50–950 ramp

primary

#51E66A

secondary

#A73494

accent

#0EB5D7

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E170E

muted

#7F857F

Preview Lab

Preview with #51E66A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →