#51CA4A#51CA4A

#51CA4A is a light, vivid green. Relative luminance 0.445; OKLCH L 74.4% C 0.200 H 142.4°. Best body text is #000000 at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#51CA4A
RGB	rgb(81, 202, 74)
HSL	hsl(117, 55%, 54%)
HSV	hsv(117, 63%, 79%)
CMYK	cmyk(59.9%, 0%, 63.4%, 20.8%)
CIE-LAB	lab(72.55, -58.16, 52.44)
CIE-LCH	lch(72.55, 78.31, 137.96°)
OKLab	oklab(74.4% -0.1583 0.1219)
OKLCH	oklch(74.4% 0.2 142.4)
XYZ	xyz(25.7485, 44.4824, 13.7063)
Luminance	0.4449 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA4A #C34ACA

analogous

#91CA4A #51CA4A #4ACA83

triadic

#51CA4A #4A51CA #CA4A51

tetradic

#51CA4A #4A91CA #C34ACA #CA834A

square

#51CA4A #4A91CA #C34ACA #CA834A

split-complementary

#51CA4A #834ACA #CA4A91

monochromatic

#277723 #37A631 #51CA4A #7FD879 #ACE6A9

Accessibility & contrast

On white

2.12

#51CA4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.90

#51CA4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA4A

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA4A	#FFFFFF	#000000	##000000
##51CA4A	1.00	2.12	9.90	9.90
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.90	21.00	1.00	1.00
##000000	9.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB83B

Deuteranopia (green-blind)

#BFAE55

Tritanopia (blue-blind)

#3CC4AF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca4a;
/* rgb */ color: rgb(81, 202, 74);
/* oklch */ color: oklch(74.4% 0.200 142.4);

Tailwind

colors: {
  custom: {
    50: '#8edb82',
    500: '#51ca4a',
    950: '#000000',
  },
}

SCSS

$custom: #51ca4a;
$custom-light: #8edb82;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca4a",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 74
  },
  "hsl": {
    "h": 116.719,
    "s": 54.701,
    "l": 54.118
  },
  "oklch": {
    "l": 0.74399,
    "c": 0.19981,
    "h": 142.4
  },
  "luminance": 0.44485
}

Semantic roles & 50–950 ramp

primary

#51CA4A

secondary

#D09DD3

accent

#4ADED6

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150B

muted

#7E837C

Preview Lab

Preview with #51CA4A

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

Preview Lab → · Contrast checker → · Palette generator →