#51E063#51E063

#51E063 is a light, highly saturated green. Relative luminance 0.560; OKLCH L 80.3% C 0.207 H 145.4°. Best body text is #000000 at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#51E063
RGB	rgb(81, 224, 99)
HSL	hsl(128, 70%, 60%)
HSV	hsv(128, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 55.8%, 12.2%)
CIE-LAB	lab(79.59, -63.11, 49.44)
CIE-LCH	lch(79.59, 80.17, 141.93°)
OKLab	oklab(80.29% -0.1707 0.1176)
OKLCH	oklch(80.29% 0.207 145.4)
XYZ	xyz(32.2990, 55.9582, 20.9008)
Luminance	0.5596 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E063 #E051CE

analogous

#87E051 #51E063 #51E0AA

triadic

#51E063 #6351E0 #E06351

tetradic

#51E063 #5187E0 #E051CE #E0AA51

square

#51E063 #5187E0 #E051CE #E0AA51

split-complementary

#51E063 #AA51E0 #E05187

monochromatic

#1C9B2C #25CF3A #51E063 #85E992 #B9F3C0

Accessibility & contrast

On white

1.72

#51E063 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.19

#51E063 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E063

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E063	#FFFFFF	#000000	##000000
##51E063	1.00	1.72	12.19	12.19
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.19	21.00	1.00	1.00
##000000	12.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CD57

Deuteranopia (green-blind)

#D2C16D

Tritanopia (blue-blind)

#2BDBC4

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51e063;
/* rgb */ color: rgb(81, 224, 99);
/* oklch */ color: oklch(80.3% 0.207 145.4);

Tailwind

colors: {
  custom: {
    50: '#91eb93',
    500: '#51e063',
    950: '#000000',
  },
}

SCSS

$custom: #51e063;
$custom-light: #91eb93;
$custom-dark: #000000;

JSON

{
  "hex": "#51e063",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 99
  },
  "hsl": {
    "h": 127.552,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.80293,
    "c": 0.20725,
    "h": 145.4
  },
  "luminance": 0.55961
}

Semantic roles & 50–950 ramp

primary

#51E063

secondary

#9F3792

accent

#3BD6ED

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160D

muted

#7F857F

Preview Lab

Preview with #51E063

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

Preview Lab → · Contrast checker → · Palette generator →