#51E668#51E668

#51E668 is a light, highly saturated green. Relative luminance 0.593; OKLCH L 81.9% C 0.211 H 146.0°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#51E668
RGB	rgb(81, 230, 104)
HSL	hsl(129, 75%, 61%)
HSV	hsv(129, 65%, 90%)
CMYK	cmyk(64.8%, 0%, 54.8%, 9.8%)
CIE-LAB	lab(81.48, -64.58, 49.39)
CIE-LCH	lch(81.48, 81.30, 142.59°)
OKLab	oklab(81.87% -0.1745 0.1178)
OKLCH	oklch(81.87% 0.211 146)
XYZ	xyz(34.1866, 59.3389, 22.7459)
Luminance	0.5934 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E668 #E651CF

analogous

#84E651 #51E668 #51E6B2

triadic

#51E668 #6851E6 #E66851

tetradic

#51E668 #5184E6 #E651CF #E6B251

square

#51E668 #5184E6 #E651CF #E6B251

split-complementary

#51E668 #B251E6 #E65184

monochromatic

#18A52D #1FDA3C #51E668 #87EE96 #BCF5C5

Accessibility & contrast

On white

1.63

#51E668 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#51E668 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E668

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E668	#FFFFFF	#000000	##000000
##51E668	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D25C

Deuteranopia (green-blind)

#D7C672

Tritanopia (blue-blind)

#24E1CA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e668;
/* rgb */ color: rgb(81, 230, 104);
/* oklch */ color: oklch(81.9% 0.211 146.0);

Tailwind

colors: {
  custom: {
    50: '#92ef96',
    500: '#51e668',
    950: '#000000',
  },
}

SCSS

$custom: #51e668;
$custom-light: #92ef96;
$custom-dark: #000000;

JSON

{
  "hex": "#51e668",
  "rgb": {
    "r": 81,
    "g": 230,
    "b": 104
  },
  "hsl": {
    "h": 129.262,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.8187,
    "c": 0.21053,
    "h": 146
  },
  "luminance": 0.59342
}

Semantic roles & 50–950 ramp

primary

#51E668

secondary

#A73495

accent

#0EB8D7

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E170E

muted

#7F857F

Preview Lab

Preview with #51E668

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

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