#51F28D#51F28D

#51F28D is a very light, vivid green. Relative luminance 0.672; OKLCH L 85.4% C 0.194 H 152.0°. Best body text is #000000 at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#51F28D
RGB	rgb(81, 242, 141)
HSL	hsl(142, 86%, 63%)
HSV	hsv(142, 67%, 95%)
CMYK	cmyk(66.5%, 0%, 41.7%, 5.1%)
CIE-LAB	lab(85.59, -63.35, 36.79)
CIE-LCH	lch(85.59, 73.26, 149.86°)
OKLab	oklab(85.42% -0.1709 0.091)
OKLCH	oklch(85.42% 0.194 152)
XYZ	xyz(39.9499, 67.1724, 36.0543)
Luminance	0.6718 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F28D #F251B6

analogous

#65F251 #51F28D #51F2DD

triadic

#51F28D #8D51F2 #F28D51

tetradic

#51F28D #5165F2 #F251B6 #F2DD51

square

#51F28D #5165F2 #F251B6 #F2DD51

split-complementary

#51F28D #DD51F2 #F25165

monochromatic

#0EBB4E #18EE68 #51F28D #8AF6B2 #C3FBD8

Accessibility & contrast

On white

1.45

#51F28D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.44

#51F28D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F28D

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F28D	#FFFFFF	#000000	##000000
##51F28D	1.00	1.45	14.44	14.44
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.44	21.00	1.00	1.00
##000000	14.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DE86

Deuteranopia (green-blind)

#DED094

Tritanopia (blue-blind)

#00EFD9

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #51f28d;
/* rgb */ color: rgb(81, 242, 141);
/* oklch */ color: oklch(85.4% 0.194 152.0);

Tailwind

colors: {
  custom: {
    50: '#93f7af',
    500: '#51f28d',
    950: '#000000',
  },
}

SCSS

$custom: #51f28d;
$custom-light: #93f7af;
$custom-dark: #000000;

JSON

{
  "hex": "#51f28d",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 141
  },
  "hsl": {
    "h": 142.36,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85421,
    "c": 0.19361,
    "h": 152
  },
  "luminance": 0.67177
}

Semantic roles & 50–950 ramp

primary

#51F28D

secondary

#B92E85

accent

#038FE3

background

#FCFFFD

surface

#F5FFF7

border

#CFD7D0

text

#0F1710

muted

#808581

Preview Lab

Preview with #51F28D

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

Preview Lab → · Contrast checker → · Palette generator →