#51CC7B#51CC7B

#51CC7B is a light, vivid green. Relative luminance 0.464; OKLCH L 75.6% C 0.160 H 151.8°. Best body text is #000000 at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#51CC7B
RGB	rgb(81, 204, 123)
HSL	hsl(140, 55%, 56%)
HSV	hsv(140, 60%, 80%)
CMYK	cmyk(60.3%, 0%, 39.7%, 20%)
CIE-LAB	lab(73.78, -52.09, 30.43)
CIE-LCH	lch(73.78, 60.33, 149.71°)
OKLab	oklab(75.61% -0.1409 0.0756)
OKLCH	oklch(75.61% 0.16 151.8)
XYZ	xyz(28.5591, 46.3623, 26.1788)
Luminance	0.4637 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CC7B #CC51A2

analogous

#64CC51 #51CC7B #51CCB9

triadic

#51CC7B #7B51CC #CC7B51

tetradic

#51CC7B #5164CC #CC51A2 #CCB951

square

#51CC7B #5164CC #CC51A2 #CCB951

split-complementary

#51CC7B #B951CC #CC5164

monochromatic

#257E43 #33AD5D #51CC7B #80DA9F #B0E8C3

Accessibility & contrast

On white

2.04

#51CC7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.27

#51CC7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CC7B

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CC7B	#FFFFFF	#000000	##000000
##51CC7B	1.00	2.04	10.27	10.27
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.27	21.00	1.00	1.00
##000000	10.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDBC75

Deuteranopia (green-blind)

#BCB180

Tritanopia (blue-blind)

#28C9B8

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51cc7b;
/* rgb */ color: rgb(81, 204, 123);
/* oklch */ color: oklch(75.6% 0.160 151.8);

Tailwind

colors: {
  custom: {
    50: '#8ddca2',
    500: '#51cc7b',
    950: '#000000',
  },
}

SCSS

$custom: #51cc7b;
$custom-light: #8ddca2;
$custom-dark: #000000;

JSON

{
  "hex": "#51cc7b",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 123
  },
  "hsl": {
    "h": 140.488,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.75611,
    "c": 0.15994,
    "h": 151.8
  },
  "luminance": 0.46365
}

Semantic roles & 50–950 ramp

primary

#51CC7B

secondary

#D6A3C4

accent

#4AABDE

background

#F9FDFA

surface

#F1FBF3

border

#CBD4CD

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #51CC7B

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

Preview Lab → · Contrast checker → · Palette generator →