#51CD3A#51CD3A

#51CD3A is a light, highly saturated green. Relative luminance 0.457; OKLCH L 75.0% C 0.214 H 140.8°. Best body text is #000000 at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#51CD3A
RGB	rgb(81, 205, 58)
HSL	hsl(111, 60%, 52%)
HSV	hsv(111, 72%, 80%)
CMYK	cmyk(60.5%, 0%, 71.7%, 19.6%)
CIE-LAB	lab(73.36, -60.65, 59.65)
CIE-LCH	lch(73.36, 85.07, 135.48°)
OKLab	oklab(75.03% -0.166 0.1352)
OKLCH	oklch(75.03% 0.214 140.8)
XYZ	xyz(25.9871, 45.7150, 11.4566)
Luminance	0.4572 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CD3A #B63ACD

analogous

#9BCD3A #51CD3A #3ACD6D

triadic

#51CD3A #3A51CD #CD3A51

tetradic

#51CD3A #3A9BCD #B63ACD #CD6D3A

square

#51CD3A #3A9BCD #B63ACD #CD6D3A

split-complementary

#51CD3A #6D3ACD #CD3A9B

monochromatic

#2A701C #3CA129 #51CD3A #7CD96B #A7E69C

Accessibility & contrast

On white

2.07

#51CD3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.14

#51CD3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CD3A

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CD3A	#FFFFFF	#000000	##000000
##51CD3A	1.00	2.07	10.14	10.14
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.14	21.00	1.00	1.00
##000000	10.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA20

Deuteranopia (green-blind)

#C3B049

Tritanopia (blue-blind)

#3EC7B0

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51cd3a;
/* rgb */ color: rgb(81, 205, 58);
/* oklch */ color: oklch(75.0% 0.214 140.8);

Tailwind

colors: {
  custom: {
    50: '#90dd79',
    500: '#51cd3a',
    950: '#000000',
  },
}

SCSS

$custom: #51cd3a;
$custom-light: #90dd79;
$custom-dark: #000000;

JSON

{
  "hex": "#51cd3a",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 58
  },
  "hsl": {
    "h": 110.612,
    "s": 59.514,
    "l": 51.569
  },
  "oklch": {
    "l": 0.75029,
    "c": 0.21407,
    "h": 140.8
  },
  "luminance": 0.45717
}

Semantic roles & 50–950 ramp

primary

#51CD3A

secondary

#C891D2

accent

#45E3CA

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51CD3A

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

Preview Lab → · Contrast checker → · Palette generator →