#51CC77#51CC77

#51CC77 is a light, vivid green. Relative luminance 0.463; OKLCH L 75.5% C 0.164 H 150.7°. Best body text is #000000 at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#51CC77
RGB	rgb(81, 204, 119)
HSL	hsl(139, 55%, 56%)
HSV	hsv(139, 60%, 80%)
CMYK	cmyk(60.3%, 0%, 41.7%, 20%)
CIE-LAB	lab(73.72, -52.78, 32.40)
CIE-LCH	lch(73.72, 61.93, 148.45°)
OKLab	oklab(75.54% -0.1427 0.0802)
OKLCH	oklch(75.54% 0.164 150.7)
XYZ	xyz(28.3138, 46.2642, 24.8870)
Luminance	0.4627 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CC77 #CC51A6

analogous

#68CC51 #51CC77 #51CCB5

triadic

#51CC77 #7751CC #CC7751

tetradic

#51CC77 #5168CC #CC51A6 #CCB551

square

#51CC77 #5168CC #CC51A6 #CCB551

split-complementary

#51CC77 #B551CC #CC5168

monochromatic

#257E40 #33AD59 #51CC77 #80DA9C #B0E8C1

Accessibility & contrast

On white

2.05

#51CC77 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.25

#51CC77 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CC77

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CC77	#FFFFFF	#000000	##000000
##51CC77	1.00	2.05	10.25	10.25
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.25	21.00	1.00	1.00
##000000	10.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDBC71

Deuteranopia (green-blind)

#BDB17D

Tritanopia (blue-blind)

#2BC9B7

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51cc77;
/* rgb */ color: rgb(81, 204, 119);
/* oklch */ color: oklch(75.5% 0.164 150.7);

Tailwind

colors: {
  custom: {
    50: '#8ddc9f',
    500: '#51cc77',
    950: '#000000',
  },
}

SCSS

$custom: #51cc77;
$custom-light: #8ddc9f;
$custom-dark: #000000;

JSON

{
  "hex": "#51cc77",
  "rgb": {
    "r": 81,
    "g": 204,
    "b": 119
  },
  "hsl": {
    "h": 138.537,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.75538,
    "c": 0.16366,
    "h": 150.7
  },
  "luminance": 0.46267
}

Semantic roles & 50–950 ramp

primary

#51CC77

secondary

#D6A3C6

accent

#4AB0DE

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CC77

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

Preview Lab → · Contrast checker → · Palette generator →