#51E771#51E771

#51E771 is a very light, highly saturated green. Relative luminance 0.601; OKLCH L 82.2% C 0.204 H 147.3°. Best body text is #000000 at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#51E771
RGB	rgb(81, 231, 113)
HSL	hsl(133, 76%, 61%)
HSV	hsv(133, 65%, 91%)
CMYK	cmyk(64.9%, 0%, 51.1%, 9.4%)
CIE-LAB	lab(81.89, -63.72, 45.69)
CIE-LCH	lch(81.89, 78.41, 144.36°)
OKLab	oklab(82.24% -0.1719 0.1102)
OKLCH	oklch(82.24% 0.204 147.3)
XYZ	xyz(34.9474, 60.0898, 25.3763)
Luminance	0.6009 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E771 #E751C7

analogous

#7CE751 #51E771 #51E7BC

triadic

#51E771 #7151E7 #E77151

tetradic

#51E771 #517CE7 #E751C7 #E7BC51

square

#51E771 #517CE7 #E751C7 #E7BC51

split-complementary

#51E771 #BC51E7 #E7517C

monochromatic

#17A736 #1EDC47 #51E771 #87EE9D #BDF6C9

Accessibility & contrast

On white

1.61

#51E771 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.02

#51E771 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E771

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E771	#FFFFFF	#000000	##000000
##51E771	1.00	1.61	13.02	13.02
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.02	21.00	1.00	1.00
##000000	13.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD367

Deuteranopia (green-blind)

#D7C77A

Tritanopia (blue-blind)

#1DE2CC

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e771;
/* rgb */ color: rgb(81, 231, 113);
/* oklch */ color: oklch(82.2% 0.204 147.3);

Tailwind

colors: {
  custom: {
    50: '#92f09c',
    500: '#51e771',
    950: '#000000',
  },
}

SCSS

$custom: #51e771;
$custom-light: #92f09c;
$custom-dark: #000000;

JSON

{
  "hex": "#51e771",
  "rgb": {
    "r": 81,
    "g": 231,
    "b": 113
  },
  "hsl": {
    "h": 132.8,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.82242,
    "c": 0.20423,
    "h": 147.3
  },
  "luminance": 0.60093
}

Semantic roles & 50–950 ramp

primary

#51E771

secondary

#A83490

accent

#0EADD8

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E170E

muted

#7F857F

Preview Lab

Preview with #51E771

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

Preview Lab → · Contrast checker → · Palette generator →