#51BC74#51BC74

#51BC74 is a light, vivid green. Relative luminance 0.390; OKLCH L 71.4% C 0.144 H 151.7°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#51BC74
RGB	rgb(81, 188, 116)
HSL	hsl(140, 44%, 53%)
HSV	hsv(140, 57%, 74%)
CMYK	cmyk(56.9%, 0%, 38.3%, 26.3%)
CIE-LAB	lab(68.73, -46.90, 27.41)
CIE-LCH	lch(68.73, 54.33, 149.69°)
OKLab	oklab(71.43% -0.1271 0.0684)
OKLCH	oklch(71.43% 0.144 151.7)
XYZ	xyz(24.5271, 38.9745, 22.7499)
Luminance	0.3898 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BC74 #BC5199

analogous

#64BC51 #51BC74 #51BCA9

triadic

#51BC74 #7451BC #BC7451

tetradic

#51BC74 #5164BC #BC5199 #BCA951

square

#51BC74 #5164BC #BC5199 #BCA951

split-complementary

#51BC74 #A951BC #BC5164

monochromatic

#296A3E #3A9658 #51BC74 #7DCD97 #A9DEBB

Accessibility & contrast

On white

2.39

#51BC74 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#51BC74 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BC74

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BC74	#FFFFFF	#000000	##000000
##51BC74	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAE6F

Deuteranopia (green-blind)

#AEA479

Tritanopia (blue-blind)

#33B9AA

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #51bc74;
/* rgb */ color: rgb(81, 188, 116);
/* oklch */ color: oklch(71.4% 0.144 151.7);

Tailwind

colors: {
  custom: {
    50: '#8bd19c',
    500: '#51bc74',
    950: '#000000',
  },
}

SCSS

$custom: #51bc74;
$custom-light: #8bd19c;
$custom-dark: #000000;

JSON

{
  "hex": "#51bc74",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 116
  },
  "hsl": {
    "h": 139.626,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.71431,
    "c": 0.14432,
    "h": 151.7
  },
  "luminance": 0.38977
}

Semantic roles & 50–950 ramp

primary

#51BC74

secondary

#CC9DBC

accent

#54AAD4

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0D140E

muted

#7D827E

Preview Lab

Preview with #51BC74

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

Preview Lab → · Contrast checker → · Palette generator →