#51E783#51E783

#51E783 is a very light, vivid green. Relative luminance 0.605; OKLCH L 82.5% C 0.188 H 150.8°. Best body text is #000000 at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#51E783
RGB	rgb(81, 231, 131)
HSL	hsl(140, 76%, 61%)
HSV	hsv(140, 65%, 91%)
CMYK	cmyk(64.9%, 0%, 43.3%, 9.4%)
CIE-LAB	lab(82.13, -60.99, 37.26)
CIE-LCH	lch(82.13, 71.47, 148.58°)
OKLab	oklab(82.52% -0.1645 0.0918)
OKLCH	oklch(82.52% 0.188 150.8)
XYZ	xyz(36.0631, 60.5361, 31.2524)
Luminance	0.6054 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E783 #E751B5

analogous

#6AE751 #51E783 #51E7CE

triadic

#51E783 #8351E7 #E78351

tetradic

#51E783 #516AE7 #E751B5 #E7CE51

square

#51E783 #516AE7 #E751B5 #E7CE51

split-complementary

#51E783 #CE51E7 #E7516A

monochromatic

#17A747 #1EDC5E #51E783 #87EEA9 #BDF6D0

Accessibility & contrast

On white

1.60

#51E783 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.11

#51E783 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E783

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E783	#FFFFFF	#000000	##000000
##51E783	1.00	1.60	13.11	13.11
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.11	21.00	1.00	1.00
##000000	13.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D47C

Deuteranopia (green-blind)

#D5C78A

Tritanopia (blue-blind)

#05E3CF

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e783;
/* rgb */ color: rgb(81, 231, 131);
/* oklch */ color: oklch(82.5% 0.188 150.8);

Tailwind

colors: {
  custom: {
    50: '#92f0a8',
    500: '#51e783',
    950: '#000000',
  },
}

SCSS

$custom: #51e783;
$custom-light: #92f0a8;
$custom-dark: #000000;

JSON

{
  "hex": "#51e783",
  "rgb": {
    "r": 81,
    "g": 231,
    "b": 131
  },
  "hsl": {
    "h": 140,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.8252,
    "c": 0.18842,
    "h": 150.8
  },
  "luminance": 0.6054
}

Semantic roles & 50–950 ramp

primary

#51E783

secondary

#A83482

accent

#0E94D8

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E1710

muted

#7F8580

Preview Lab

Preview with #51E783

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

Preview Lab → · Contrast checker → · Palette generator →