#51CC71#51CC71

#51CC71 is a light, vivid green. Relative luminance 0.461; OKLCH L 75.4% C 0.169 H 149.2°. Best body text is #000000 at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#51CC71
RGB	rgb(81, 204, 113)
HSL	hsl(136, 55%, 56%)
HSV	hsv(136, 60%, 80%)
CMYK	cmyk(60.3%, 0%, 44.6%, 20%)
CIE-LAB	lab(73.63, -53.77, 35.33)
CIE-LCH	lch(73.63, 64.34, 146.69°)
OKLab	oklab(75.44% -0.1453 0.0867)
OKLCH	oklch(75.44% 0.169 149.2)
XYZ	xyz(27.9648, 46.1246, 23.0488)
Luminance	0.4613 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CC71 #CC51AC

analogous

#6ECC51 #51CC71 #51CCAF

triadic

#51CC71 #7151CC #CC7151

tetradic

#51CC71 #516ECC #CC51AC #CCAF51

square

#51CC71 #516ECC #CC51AC #CCAF51

split-complementary

#51CC71 #AF51CC #CC516E

monochromatic

#257E3C #33AD53 #51CC71 #80DA98 #B0E8BE

Accessibility & contrast

On white

2.05

#51CC71 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.23

#51CC71 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CC71

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CC71	#FFFFFF	#000000	##000000
##51CC71	1.00	2.05	10.23	10.23
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.23	21.00	1.00	1.00
##000000	10.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBC6A

Deuteranopia (green-blind)

#BEB177

Tritanopia (blue-blind)

#2EC8B6

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51cc71;
/* rgb */ color: rgb(81, 204, 113);
/* oklch */ color: oklch(75.4% 0.169 149.2);

Tailwind

colors: {
  custom: {
    50: '#8ddc9b',
    500: '#51cc71',
    950: '#000000',
  },
}

SCSS

$custom: #51cc71;
$custom-light: #8ddc9b;
$custom-dark: #000000;

JSON

{
  "hex": "#51cc71",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 113
  },
  "hsl": {
    "h": 135.61,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.75435,
    "c": 0.16922,
    "h": 149.2
  },
  "luminance": 0.46127
}

Semantic roles & 50–950 ramp

primary

#51CC71

secondary

#D6A3C9

accent

#4AB7DE

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CC71

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

Preview Lab → · Contrast checker → · Palette generator →