#51F273#51F273

#51F273 is a very light, highly saturated green. Relative luminance 0.665; OKLCH L 85.0% C 0.216 H 147.1°. Best body text is #000000 at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#51F273
RGB	rgb(81, 242, 115)
HSL	hsl(133, 86%, 63%)
HSV	hsv(133, 67%, 95%)
CMYK	cmyk(66.5%, 0%, 52.5%, 5.1%)
CIE-LAB	lab(85.24, -67.29, 48.86)
CIE-LCH	lch(85.24, 83.16, 144.02°)
OKLab	oklab(85.02% -0.1815 0.1173)
OKLCH	oklch(85.02% 0.216 147.1)
XYZ	xyz(38.2373, 66.4873, 27.0345)
Luminance	0.6649 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F273 #F251D0

analogous

#7FF251 #51F273 #51F2C3

triadic

#51F273 #7351F2 #F27351

tetradic

#51F273 #517FF2 #F251D0 #F2C351

square

#51F273 #517FF2 #F251D0 #F2C351

split-complementary

#51F273 #C351F2 #F2517F

monochromatic

#0EBB32 #18EE45 #51F273 #8AF6A1 #C3FBCF

Accessibility & contrast

On white

1.47

#51F273 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.30

#51F273 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F273

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F273	#FFFFFF	#000000	##000000
##51F273	1.00	1.47	14.30	14.30
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.30	21.00	1.00	1.00
##000000	14.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DD68

Deuteranopia (green-blind)

#E1D07C

Tritanopia (blue-blind)

#0EEDD5

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #51f273;
/* rgb */ color: rgb(81, 242, 115);
/* oklch */ color: oklch(85.0% 0.216 147.1);

Tailwind

colors: {
  custom: {
    50: '#94f89e',
    500: '#51f273',
    950: '#000000',
  },
}

SCSS

$custom: #51f273;
$custom-light: #94f89e;
$custom-dark: #000000;

JSON

{
  "hex": "#51f273",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 115
  },
  "hsl": {
    "h": 132.671,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85022,
    "c": 0.21612,
    "h": 147.1
  },
  "luminance": 0.66491
}

Semantic roles & 50–950 ramp

primary

#51F273

secondary

#B92E9C

accent

#03B3E3

background

#FCFFFC

surface

#F5FFF5

border

#CFD7CF

text

#0F170F

muted

#808580

Preview Lab

Preview with #51F273

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

Preview Lab → · Contrast checker → · Palette generator →