#51E368#51E368

#51E368 is a light, highly saturated green. Relative luminance 0.577; OKLCH L 81.1% C 0.207 H 146.1°. Best body text is #000000 at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#51E368
RGB	rgb(81, 227, 104)
HSL	hsl(129, 72%, 60%)
HSV	hsv(129, 64%, 89%)
CMYK	cmyk(64.3%, 0%, 54.2%, 11%)
CIE-LAB	lab(80.56, -63.53, 48.30)
CIE-LCH	lch(80.56, 79.80, 142.76°)
OKLab	oklab(81.11% -0.1716 0.1154)
OKLCH	oklch(81.11% 0.207 146.1)
XYZ	xyz(33.3589, 57.6836, 22.4700)
Luminance	0.5769 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E368 #E351CC

analogous

#83E351 #51E368 #51E3B1

triadic

#51E368 #6851E3 #E36851

tetradic

#51E368 #5183E3 #E351CC #E3B151

square

#51E368 #5183E3 #E351CC #E3B151

split-complementary

#51E368 #B151E3 #E35183

monochromatic

#1AA02F #22D53E #51E368 #86EB96 #BAF4C3

Accessibility & contrast

On white

1.67

#51E368 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.54

#51E368 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E368

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E368	#FFFFFF	#000000	##000000
##51E368	1.00	1.67	12.54	12.54
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.54	21.00	1.00	1.00
##000000	12.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CF5D

Deuteranopia (green-blind)

#D4C371

Tritanopia (blue-blind)

#26DEC7

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e368;
/* rgb */ color: rgb(81, 227, 104);
/* oklch */ color: oklch(81.1% 0.207 146.1);

Tailwind

colors: {
  custom: {
    50: '#92ed96',
    500: '#51e368',
    950: '#000000',
  },
}

SCSS

$custom: #51e368;
$custom-light: #92ed96;
$custom-dark: #000000;

JSON

{
  "hex": "#51e368",
  "rgb": {
    "r": 81,
    "g": 227,
    "b": 104
  },
  "hsl": {
    "h": 129.452,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.81114,
    "c": 0.20684,
    "h": 146.1
  },
  "luminance": 0.57687
}

Semantic roles & 50–950 ramp

primary

#51E368

secondary

#A33592

accent

#11B6D4

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E160E

muted

#7F857F

Preview Lab

Preview with #51E368

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

Preview Lab → · Contrast checker → · Palette generator →