#51BC91#51BC91

#51BC91 is a light, moderate teal. Relative luminance 0.398; OKLCH L 72.1% C 0.118 H 164.1°. Best body text is #000000 at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#51BC91
RGB	rgb(81, 188, 145)
HSL	hsl(156, 44%, 53%)
HSV	hsv(156, 57%, 74%)
CMYK	cmyk(56.9%, 0%, 22.9%, 26.3%)
CIE-LAB	lab(69.30, -41.08, 12.64)
CIE-LCH	lch(69.30, 42.98, 162.90°)
OKLab	oklab(72.08% -0.1137 0.0324)
OKLCH	oklch(72.08% 0.118 164.1)
XYZ	xyz(26.4849, 39.7576, 33.0608)
Luminance	0.3976 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BC91 #BC517C

analogous

#51BC5C #51BC91 #51B1BC

triadic

#51BC91 #9151BC #BC9151

tetradic

#51BC91 #5C51BC #BC517C #B1BC51

square

#51BC91 #5C51BC #BC517C #B1BC51

split-complementary

#51BC91 #BC51B1 #BC5C51

monochromatic

#296A50 #3A9671 #51BC91 #7DCDAD #A9DEC9

Accessibility & contrast

On white

2.35

#51BC91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.95

#51BC91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BC91

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BC91	#FFFFFF	#000000	##000000
##51BC91	1.00	2.35	8.95	8.95
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.95	21.00	1.00	1.00
##000000	8.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9B08F

Deuteranopia (green-blind)

#A9A594

Tritanopia (blue-blind)

#20BCB0

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #51bc91;
/* rgb */ color: rgb(81, 188, 145);
/* oklch */ color: oklch(72.1% 0.118 164.1);

Tailwind

colors: {
  custom: {
    50: '#8bd1b1',
    500: '#51bc91',
    950: '#000000',
  },
}

SCSS

$custom: #51bc91;
$custom-light: #8bd1b1;
$custom-dark: #000000;

JSON

{
  "hex": "#51bc91",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 145
  },
  "hsl": {
    "h": 155.888,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.72078,
    "c": 0.1182,
    "h": 164.1
  },
  "luminance": 0.3976
}

Semantic roles & 50–950 ramp

primary

#51BC91

secondary

#CC9DB0

accent

#5487D4

background

#F8FCFA

surface

#F0F9F5

border

#CBD2CF

text

#0D1410

muted

#7D827F

Preview Lab

Preview with #51BC91

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

Preview Lab → · Contrast checker → · Palette generator →