#51E274#51E274

#51E274 is a light, vivid green. Relative luminance 0.574; OKLCH L 81.0% C 0.195 H 148.2°. Best body text is #000000 at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#51E274
RGB	rgb(81, 226, 116)
HSL	hsl(134, 71%, 60%)
HSV	hsv(134, 64%, 89%)
CMYK	cmyk(64.2%, 0%, 48.7%, 11.4%)
CIE-LAB	lab(80.40, -61.51, 42.42)
CIE-LCH	lch(80.40, 74.72, 145.41°)
OKLab	oklab(81.03% -0.1659 0.103)
OKLCH	oklch(81.03% 0.195 148.2)
XYZ	xyz(33.7396, 57.3995, 25.8207)
Luminance	0.5740 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E274 #E251BF

analogous

#76E251 #51E274 #51E2BD

triadic

#51E274 #7451E2 #E27451

tetradic

#51E274 #5176E2 #E251BF #E2BD51

square

#51E274 #5176E2 #E251BF #E2BD51

split-complementary

#51E274 #BD51E2 #E25176

monochromatic

#1A9E3A #23D34D #51E274 #85EB9E #BAF3C8

Accessibility & contrast

On white

1.68

#51E274 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.48

#51E274 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E274

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E274	#FFFFFF	#000000	##000000
##51E274	1.00	1.68	12.48	12.48
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.48	21.00	1.00	1.00
##000000	12.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CF6B

Deuteranopia (green-blind)

#D2C37C

Tritanopia (blue-blind)

#1FDEC8

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51e274;
/* rgb */ color: rgb(81, 226, 116);
/* oklch */ color: oklch(81.0% 0.195 148.2);

Tailwind

colors: {
  custom: {
    50: '#91ec9e',
    500: '#51e274',
    950: '#000000',
  },
}

SCSS

$custom: #51e274;
$custom-light: #91ec9e;
$custom-dark: #000000;

JSON

{
  "hex": "#51e274",
  "rgb": {
    "r": 81,
    "g": 226,
    "b": 116
  },
  "hsl": {
    "h": 134.483,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.8103,
    "c": 0.19532,
    "h": 148.2
  },
  "luminance": 0.57403
}

Semantic roles & 50–950 ramp

primary

#51E274

secondary

#A13687

accent

#12A5D3

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E160E

muted

#7F857F

Preview Lab

Preview with #51E274

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

Preview Lab → · Contrast checker → · Palette generator →