#51DF79#51DF79

#51DF79 is a light, vivid green. Relative luminance 0.559; OKLCH L 80.4% C 0.187 H 149.4°. Best body text is #000000 at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#51DF79
RGB	rgb(81, 223, 121)
HSL	hsl(137, 69%, 60%)
HSV	hsv(137, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 45.7%, 12.5%)
CIE-LAB	lab(79.56, -59.65, 38.91)
CIE-LCH	lch(79.56, 71.22, 146.88°)
OKLab	oklab(80.36% -0.161 0.0953)
OKLCH	oklch(80.36% 0.187 149.4)
XYZ	xyz(33.2297, 55.9018, 27.1244)
Luminance	0.5591 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF79 #DF51B7

analogous

#70DF51 #51DF79 #51DFC0

triadic

#51DF79 #7951DF #DF7951

tetradic

#51DF79 #5170DF #DF51B7 #DFC051

square

#51DF79 #5170DF #DF51B7 #DFC051

split-complementary

#51DF79 #C051DF #DF5170

monochromatic

#1C993F #26CD55 #51DF79 #85E9A1 #B8F2C9

Accessibility & contrast

On white

1.72

#51DF79 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.18

#51DF79 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF79

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF79	#FFFFFF	#000000	##000000
##51DF79	1.00	1.72	12.18	12.18
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.18	21.00	1.00	1.00
##000000	12.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CD71

Deuteranopia (green-blind)

#CFC080

Tritanopia (blue-blind)

#1DDBC7

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51df79;
/* rgb */ color: rgb(81, 223, 121);
/* oklch */ color: oklch(80.4% 0.187 149.4);

Tailwind

colors: {
  custom: {
    50: '#90eaa1',
    500: '#51df79',
    950: '#000000',
  },
}

SCSS

$custom: #51df79;
$custom-light: #90eaa1;
$custom-dark: #000000;

JSON

{
  "hex": "#51df79",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 121
  },
  "hsl": {
    "h": 136.901,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.80355,
    "c": 0.18704,
    "h": 149.4
  },
  "luminance": 0.55905
}

Semantic roles & 50–950 ramp

primary

#51DF79

secondary

#9D3780

accent

#3CBAEC

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DF79

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

Preview Lab → · Contrast checker → · Palette generator →