#51E263#51E263

#51E263 is a light, highly saturated green. Relative luminance 0.570; OKLCH L 80.8% C 0.210 H 145.4°. Best body text is #000000 at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#51E263
RGB	rgb(81, 226, 99)
HSL	hsl(127, 71%, 60%)
HSV	hsv(127, 64%, 89%)
CMYK	cmyk(64.2%, 0%, 56.2%, 11.4%)
CIE-LAB	lab(80.20, -63.81, 50.16)
CIE-LCH	lch(80.20, 81.17, 141.83°)
OKLab	oklab(80.8% -0.1726 0.1192)
OKLCH	oklch(80.8% 0.21 145.4)
XYZ	xyz(32.8397, 57.0395, 21.0810)
Luminance	0.5704 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E263 #E251D0

analogous

#88E251 #51E263 #51E2AB

triadic

#51E263 #6351E2 #E26351

tetradic

#51E263 #5188E2 #E251D0 #E2AB51

square

#51E263 #5188E2 #E251D0 #E2AB51

split-complementary

#51E263 #AB51E2 #E25188

monochromatic

#1A9E2B #23D339 #51E263 #85EB92 #BAF3C1

Accessibility & contrast

On white

1.69

#51E263 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.41

#51E263 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E263

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E263	#FFFFFF	#000000	##000000
##51E263	1.00	1.69	12.41	12.41
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.41	21.00	1.00	1.00
##000000	12.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CE57

Deuteranopia (green-blind)

#D4C26D

Tritanopia (blue-blind)

#29DDC6

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51e263;
/* rgb */ color: rgb(81, 226, 99);
/* oklch */ color: oklch(80.8% 0.210 145.4);

Tailwind

colors: {
  custom: {
    50: '#92ec93',
    500: '#51e263',
    950: '#000000',
  },
}

SCSS

$custom: #51e263;
$custom-light: #92ec93;
$custom-dark: #000000;

JSON

{
  "hex": "#51e263",
  "rgb": {
    "r": 81,
    "g": 226,
    "b": 99
  },
  "hsl": {
    "h": 127.448,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.80798,
    "c": 0.2097,
    "h": 145.4
  },
  "luminance": 0.57043
}

Semantic roles & 50–950 ramp

primary

#51E263

secondary

#A13694

accent

#12BBD3

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160D

muted

#7F857F

Preview Lab

Preview with #51E263

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

Preview Lab → · Contrast checker → · Palette generator →