#51DE83#51DE83

#51DE83 is a light, vivid green. Relative luminance 0.556; OKLCH L 80.3% C 0.177 H 151.8°. Best body text is #000000 at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#51DE83
RGB	rgb(81, 222, 131)
HSL	hsl(141, 68%, 59%)
HSV	hsv(141, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 41%, 12.9%)
CIE-LAB	lab(79.40, -57.64, 33.72)
CIE-LCH	lch(79.40, 66.78, 149.67°)
OKLab	oklab(80.27% -0.1557 0.0836)
OKLCH	oklch(80.27% 0.177 151.8)
XYZ	xyz(33.6086, 55.6271, 30.4343)
Luminance	0.5563 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE83 #DE51AC

analogous

#65DE51 #51DE83 #51DECA

triadic

#51DE83 #8351DE #DE8351

tetradic

#51DE83 #5165DE #DE51AC #DECA51

square

#51DE83 #5165DE #DE51AC #DECA51

split-complementary

#51DE83 #CA51DE #DE5165

monochromatic

#1D9848 #27CB61 #51DE83 #84E8A8 #B8F2CC

Accessibility & contrast

On white

1.73

#51DE83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.13

#51DE83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE83

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE83	#FFFFFF	#000000	##000000
##51DE83	1.00	1.73	12.13	12.13
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.13	21.00	1.00	1.00
##000000	12.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFCC7C

Deuteranopia (green-blind)

#CCC089

Tritanopia (blue-blind)

#13DBC8

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51de83;
/* rgb */ color: rgb(81, 222, 131);
/* oklch */ color: oklch(80.3% 0.177 151.8);

Tailwind

colors: {
  custom: {
    50: '#90e9a8',
    500: '#51de83',
    950: '#000000',
  },
}

SCSS

$custom: #51de83;
$custom-light: #90e9a8;
$custom-dark: #000000;

JSON

{
  "hex": "#51de83",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 131
  },
  "hsl": {
    "h": 141.277,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.80274,
    "c": 0.1767,
    "h": 151.8
  },
  "luminance": 0.55631
}

Semantic roles & 50–950 ramp

primary

#51DE83

secondary

#9C3778

accent

#3DADEB

background

#FCFEFC

surface

#F5FDF6

border

#CFD5D0

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DE83

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

Preview Lab → · Contrast checker → · Palette generator →