#51CA42#51CA42

#51CA42 is a light, highly saturated green. Relative luminance 0.444; OKLCH L 74.3% C 0.205 H 141.5°. Best body text is #000000 at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#51CA42
RGB	rgb(81, 202, 66)
HSL	hsl(113, 56%, 53%)
HSV	hsv(113, 67%, 79%)
CMYK	cmyk(59.9%, 0%, 67.3%, 20.8%)
CIE-LAB	lab(72.48, -58.93, 55.68)
CIE-LCH	lch(72.48, 81.07, 136.63°)
OKLab	oklab(74.32% -0.1608 0.1279)
OKLCH	oklch(74.32% 0.205 141.5)
XYZ	xyz(25.4959, 44.3814, 12.3761)
Luminance	0.4438 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA42 #BB42CA

analogous

#95CA42 #51CA42 #42CA77

triadic

#51CA42 #4251CA #CA4251

tetradic

#51CA42 #4295CA #BB42CA #CA7742

square

#51CA42 #4295CA #BB42CA #CA7742

split-complementary

#51CA42 #7742CA #CA4295

monochromatic

#297220 #3AA22D #51CA42 #7DD772 #A9E5A2

Accessibility & contrast

On white

2.13

#51CA42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.88

#51CA42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA42

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA42	#FFFFFF	#000000	##000000
##51CA42	1.00	2.13	9.88	9.88
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.88	21.00	1.00	1.00
##000000	9.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB82F

Deuteranopia (green-blind)

#C0AE4E

Tritanopia (blue-blind)

#3EC4AE

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca42;
/* rgb */ color: rgb(81, 202, 66);
/* oklch */ color: oklch(74.3% 0.205 141.5);

Tailwind

colors: {
  custom: {
    50: '#8fdb7d',
    500: '#51ca42',
    950: '#000000',
  },
}

SCSS

$custom: #51ca42;
$custom-light: #8fdb7d;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca42",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 66
  },
  "hsl": {
    "h": 113.382,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74322,
    "c": 0.20548,
    "h": 141.5
  },
  "luminance": 0.44384
}

Semantic roles & 50–950 ramp

primary

#51CA42

secondary

#CB96D1

accent

#48DFCF

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51CA42

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

Preview Lab → · Contrast checker → · Palette generator →