#51DE63#51DE63

#51DE63 is a light, highly saturated green. Relative luminance 0.549; OKLCH L 79.8% C 0.205 H 145.5°. Best body text is #000000 at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#51DE63
RGB	rgb(81, 222, 99)
HSL	hsl(128, 68%, 59%)
HSV	hsv(128, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 55.4%, 12.9%)
CIE-LAB	lab(78.98, -62.41, 48.71)
CIE-LCH	lch(78.98, 79.17, 142.03°)
OKLab	oklab(79.79% -0.1688 0.116)
OKLCH	oklch(79.79% 0.205 145.5)
XYZ	xyz(31.7647, 54.8895, 20.7227)
Luminance	0.5489 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE63 #DE51CC

analogous

#85DE51 #51DE63 #51DEAA

triadic

#51DE63 #6351DE #DE6351

tetradic

#51DE63 #5185DE #DE51CC #DEAA51

square

#51DE63 #5185DE #DE51CC #DEAA51

split-complementary

#51DE63 #AA51DE #DE5185

monochromatic

#1D982C #27CB3C #51DE63 #84E891 #B8F2BF

Accessibility & contrast

On white

1.75

#51DE63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.98

#51DE63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE63

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE63	#FFFFFF	#000000	##000000
##51DE63	1.00	1.75	11.98	11.98
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.98	21.00	1.00	1.00
##000000	11.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CB57

Deuteranopia (green-blind)

#D0BF6C

Tritanopia (blue-blind)

#2CD9C3

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51de63;
/* rgb */ color: rgb(81, 222, 99);
/* oklch */ color: oklch(79.8% 0.205 145.5);

Tailwind

colors: {
  custom: {
    50: '#91e992',
    500: '#51de63',
    950: '#000000',
  },
}

SCSS

$custom: #51de63;
$custom-light: #91e992;
$custom-dark: #000000;

JSON

{
  "hex": "#51de63",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 99
  },
  "hsl": {
    "h": 127.66,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.79787,
    "c": 0.20478,
    "h": 145.5
  },
  "luminance": 0.54893
}

Semantic roles & 50–950 ramp

primary

#51DE63

secondary

#9C378F

accent

#3DD5EB

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DE63

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

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