#51E349#51E349

#51E349 is a light, highly saturated green. Relative luminance 0.572; OKLCH L 80.8% C 0.230 H 142.4°. Best body text is #000000 at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#51E349
RGB	rgb(81, 227, 73)
HSL	hsl(117, 73%, 59%)
HSV	hsv(117, 68%, 89%)
CMYK	cmyk(64.3%, 0%, 67.8%, 11%)
CIE-LAB	lab(80.27, -66.90, 61.23)
CIE-LCH	lch(80.27, 90.69, 137.53°)
OKLab	oklab(80.78% -0.1821 0.1404)
OKLCH	oklch(80.78% 0.23 142.4)
XYZ	xyz(32.0632, 57.1653, 15.6463)
Luminance	0.5717 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E349 #DB49E3

analogous

#9EE349 #51E349 #49E38E

triadic

#51E349 #4951E3 #E34951

tetradic

#51E349 #499EE3 #DB49E3 #E38E49

square

#51E349 #499EE3 #DB49E3 #E38E49

split-complementary

#51E349 #8E49E3 #E3499E

monochromatic

#1E9A18 #29CF20 #51E349 #84EB7E #B6F3B3

Accessibility & contrast

On white

1.69

#51E349 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.43

#51E349 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E349

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E349	#FFFFFF	#000000	##000000
##51E349	1.00	1.69	12.43	12.43
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.43	21.00	1.00	1.00
##000000	12.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CE33

Deuteranopia (green-blind)

#D7C358

Tritanopia (blue-blind)

#32DCC4

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51e349;
/* rgb */ color: rgb(81, 227, 73);
/* oklch */ color: oklch(80.8% 0.230 142.4);

Tailwind

colors: {
  custom: {
    50: '#93ed83',
    500: '#51e349',
    950: '#000000',
  },
}

SCSS

$custom: #51e349;
$custom-light: #93ed83;
$custom-dark: #000000;

JSON

{
  "hex": "#51e349",
  "rgb": {
    "r": 81,
    "g": 227,
    "b": 73
  },
  "hsl": {
    "h": 116.883,
    "s": 73.333,
    "l": 58.824
  },
  "oklch": {
    "l": 0.80781,
    "c": 0.22989,
    "h": 142.4
  },
  "luminance": 0.57169
}

Semantic roles & 50–950 ramp

primary

#51E349

secondary

#98339E

accent

#38F0E6

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0F160B

muted

#80857E

Preview Lab

Preview with #51E349

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

Preview Lab → · Contrast checker → · Palette generator →