#51CA73#51CA73

#51CA73 is a light, vivid green. Relative luminance 0.452; OKLCH L 75.0% C 0.165 H 149.8°. Best body text is #000000 at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#51CA73
RGB	rgb(81, 202, 115)
HSL	hsl(137, 53%, 55%)
HSV	hsv(137, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 43.1%, 20.8%)
CIE-LAB	lab(73.04, -52.67, 33.56)
CIE-LCH	lch(73.04, 62.45, 147.49°)
OKLab	oklab(74.96% -0.1424 0.0827)
OKLCH	oklch(74.96% 0.165 149.8)
XYZ	xyz(27.6064, 45.2255, 23.4909)
Luminance	0.4523 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA73 #CA51A8

analogous

#6BCA51 #51CA73 #51CAB0

triadic

#51CA73 #7351CA #CA7351

tetradic

#51CA73 #516BCA #CA51A8 #CAB051

square

#51CA73 #516BCA #CA51A8 #CAB051

split-complementary

#51CA73 #B051CA #CA516B

monochromatic

#257B3E #34AA55 #51CA73 #80D899 #AFE7BE

Accessibility & contrast

On white

2.09

#51CA73 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.05

#51CA73 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA73

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA73	#FFFFFF	#000000	##000000
##51CA73	1.00	2.09	10.05	10.05
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.05	21.00	1.00	1.00
##000000	10.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBBA6D

Deuteranopia (green-blind)

#BBAF79

Tritanopia (blue-blind)

#2EC7B5

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #51ca73;
/* rgb */ color: rgb(81, 202, 115);
/* oklch */ color: oklch(75.0% 0.165 149.8);

Tailwind

colors: {
  custom: {
    50: '#8ddb9c',
    500: '#51ca73',
    950: '#000000',
  },
}

SCSS

$custom: #51ca73;
$custom-light: #8ddb9c;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca73",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 115
  },
  "hsl": {
    "h": 136.86,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.74962,
    "c": 0.16467,
    "h": 149.8
  },
  "luminance": 0.45228
}

Semantic roles & 50–950 ramp

primary

#51CA73

secondary

#D5A2C6

accent

#4BB4DD

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CA73

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

Preview Lab → · Contrast checker → · Palette generator →