#51CA50#51CA50

#51CA50 is a light, vivid green. Relative luminance 0.446; OKLCH L 74.5% C 0.195 H 143.2°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#51CA50
RGB	rgb(81, 202, 80)
HSL	hsl(120, 54%, 55%)
HSV	hsv(120, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 60.4%, 20.8%)
CIE-LAB	lab(72.61, -57.51, 49.89)
CIE-LCH	lch(72.61, 76.13, 139.06°)
OKLab	oklab(74.46% -0.1563 0.117)
OKLCH	oklch(74.46% 0.195 143.2)
XYZ	xyz(25.9604, 44.5672, 14.8221)
Luminance	0.4457 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA50 #C950CA

analogous

#8ECA50 #51CA50 #50CA8C

triadic

#51CA50 #5051CA #CA5051

tetradic

#51CA50 #508ECA #C950CA #CA8C50

square

#51CA50 #508ECA #C950CA #CA8C50

split-complementary

#51CA50 #8C50CA #CA508E

monochromatic

#267A25 #34A933 #51CA50 #80D87F #AEE6AE

Accessibility & contrast

On white

2.12

#51CA50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#51CA50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA50

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA50	#FFFFFF	#000000	##000000
##51CA50	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB843

Deuteranopia (green-blind)

#BFAE5A

Tritanopia (blue-blind)

#3BC4B0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca50;
/* rgb */ color: rgb(81, 202, 80);
/* oklch */ color: oklch(74.5% 0.195 143.2);

Tailwind

colors: {
  custom: {
    50: '#8edb85',
    500: '#51ca50',
    950: '#000000',
  },
}

SCSS

$custom: #51ca50;
$custom-light: #8edb85;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca50",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 80
  },
  "hsl": {
    "h": 119.508,
    "s": 53.509,
    "l": 55.294
  },
  "oklch": {
    "l": 0.74464,
    "c": 0.19524,
    "h": 143.2
  },
  "luminance": 0.4457
}

Semantic roles & 50–950 ramp

primary

#51CA50

secondary

#D4A1D4

accent

#4BDDDC

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #51CA50

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

Preview Lab → · Contrast checker → · Palette generator →