#51DE6A#51DE6A

#51DE6A is a light, vivid green. Relative luminance 0.550; OKLCH L 79.9% C 0.199 H 146.6°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#51DE6A
RGB	rgb(81, 222, 106)
HSL	hsl(131, 68%, 59%)
HSV	hsv(131, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 52.3%, 12.9%)
CIE-LAB	lab(79.06, -61.49, 45.54)
CIE-LCH	lch(79.06, 76.52, 143.47°)
OKLab	oklab(79.88% -0.1661 0.1095)
OKLCH	oklch(79.88% 0.199 146.6)
XYZ	xyz(32.1140, 55.0292, 22.5622)
Luminance	0.5503 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE6A #DE51C5

analogous

#7FDE51 #51DE6A #51DEB0

triadic

#51DE6A #6A51DE #DE6A51

tetradic

#51DE6A #517FDE #DE51C5 #DEB051

square

#51DE6A #517FDE #DE51C5 #DEB051

split-complementary

#51DE6A #B051DE #DE517F

monochromatic

#1D9833 #27CB44 #51DE6A #84E896 #B8F2C2

Accessibility & contrast

On white

1.75

#51DE6A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#51DE6A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE6A

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE6A	#FFFFFF	#000000	##000000
##51DE6A	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CB60

Deuteranopia (green-blind)

#CFBF73

Tritanopia (blue-blind)

#28D9C4

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51de6a;
/* rgb */ color: rgb(81, 222, 106);
/* oklch */ color: oklch(79.9% 0.199 146.6);

Tailwind

colors: {
  custom: {
    50: '#91e997',
    500: '#51de6a',
    950: '#000000',
  },
}

SCSS

$custom: #51de6a;
$custom-light: #91e997;
$custom-dark: #000000;

JSON

{
  "hex": "#51de6a",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 106
  },
  "hsl": {
    "h": 130.638,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.7988,
    "c": 0.19891,
    "h": 146.6
  },
  "luminance": 0.55032
}

Semantic roles & 50–950 ramp

primary

#51DE6A

secondary

#9C378A

accent

#3DCCEB

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DE6A

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

Preview Lab → · Contrast checker → · Palette generator →