#51C442#51C442

#51C442 is a light, vivid green. Relative luminance 0.416; OKLCH L 72.8% C 0.198 H 141.4°. Best body text is #000000 at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#51C442
RGB	rgb(81, 196, 66)
HSL	hsl(113, 52%, 51%)
HSV	hsv(113, 66%, 77%)
CMYK	cmyk(58.7%, 0%, 66.3%, 23.1%)
CIE-LAB	lab(70.61, -56.78, 53.66)
CIE-LCH	lch(70.61, 78.12, 136.62°)
OKLab	oklab(72.78% -0.155 0.1236)
OKLCH	oklch(72.78% 0.198 141.4)
XYZ	xyz(24.1154, 41.6204, 11.9159)
Luminance	0.4162 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C442 #B542C4

analogous

#92C442 #51C442 #42C474

triadic

#51C442 #4251C4 #C44251

tetradic

#51C442 #4292C4 #B542C4 #C47442

square

#51C442 #4292C4 #B542C4 #C47442

split-complementary

#51C442 #7442C4 #C44292

monochromatic

#2A6A21 #3C9930 #51C442 #7CD371 #A7E19F

Accessibility & contrast

On white

2.25

#51C442 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.32

#51C442 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C442

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C442	#FFFFFF	#000000	##000000
##51C442	1.00	2.25	9.32	9.32
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.32	21.00	1.00	1.00
##000000	9.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B331

Deuteranopia (green-blind)

#BAA94E

Tritanopia (blue-blind)

#40BEA9

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #51c442;
/* rgb */ color: rgb(81, 196, 66);
/* oklch */ color: oklch(72.8% 0.198 141.4);

Tailwind

colors: {
  custom: {
    50: '#8ed77c',
    500: '#51c442',
    950: '#000000',
  },
}

SCSS

$custom: #51c442;
$custom-light: #8ed77c;
$custom-dark: #000000;

JSON

{
  "hex": "#51c442",
  "rgb": {
    "r": 81,
    "g": 196,
    "b": 66
  },
  "hsl": {
    "h": 113.077,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.72775,
    "c": 0.19828,
    "h": 141.4
  },
  "luminance": 0.41623
}

Semantic roles & 50–950 ramp

primary

#51C442

secondary

#C794CE

accent

#4CDCCB

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C442

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

Preview Lab → · Contrast checker → · Palette generator →