#51D13B#51D13B

#51D13B is a light, highly saturated green. Relative luminance 0.477; OKLCH L 76.1% C 0.218 H 141.0°. Best body text is #000000 at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#51D13B
RGB	rgb(81, 209, 59)
HSL	hsl(111, 62%, 53%)
HSV	hsv(111, 72%, 82%)
CMYK	cmyk(61.2%, 0%, 71.8%, 18%)
CIE-LAB	lab(74.61, -61.96, 60.57)
CIE-LCH	lch(74.61, 86.64, 135.65°)
OKLab	oklab(76.07% -0.1694 0.1373)
OKLCH	oklch(76.07% 0.218 141)
XYZ	xyz(26.9819, 47.6635, 11.9149)
Luminance	0.4767 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D13B #BB3BD1

analogous

#9CD13B #51D13B #3BD170

triadic

#51D13B #3B51D1 #D13B51

tetradic

#51D13B #3B9CD1 #BB3BD1 #D1703B

square

#51D13B #3B9CD1 #BB3BD1 #D1703B

split-complementary

#51D13B #703BD1 #D13B9C

monochromatic

#29761C #3AA727 #51D13B #7DDD6D #A9E89E

Accessibility & contrast

On white

1.99

#51D13B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.53

#51D13B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D13B

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D13B	#FFFFFF	#000000	##000000
##51D13B	1.00	1.99	10.53	10.53
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.53	21.00	1.00	1.00
##000000	10.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE21

Deuteranopia (green-blind)

#C7B44A

Tritanopia (blue-blind)

#3DCAB4

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51d13b;
/* rgb */ color: rgb(81, 209, 59);
/* oklch */ color: oklch(76.1% 0.218 141.0);

Tailwind

colors: {
  custom: {
    50: '#90e07a',
    500: '#51d13b',
    950: '#000000',
  },
}

SCSS

$custom: #51d13b;
$custom-light: #90e07a;
$custom-dark: #000000;

JSON

{
  "hex": "#51d13b",
  "rgb": {
    "r": 81,
    "g": 209,
    "b": 59
  },
  "hsl": {
    "h": 111.2,
    "s": 61.983,
    "l": 52.549
  },
  "oklch": {
    "l": 0.76066,
    "c": 0.21806,
    "h": 141
  },
  "luminance": 0.47666
}

Semantic roles & 50–950 ramp

primary

#51D13B

secondary

#CB93D4

accent

#43E5CD

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51D13B

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

Preview Lab → · Contrast checker → · Palette generator →