#51CFBC#51CFBC

#51CFBC is a light, moderate teal. Relative luminance 0.500; OKLCH L 77.9% C 0.114 H 181.5°. Best body text is #000000 at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#51CFBC
RGB	rgb(81, 207, 188)
HSL	hsl(171, 57%, 56%)
HSV	hsv(171, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 9.2%, 18.8%)
CIE-LAB	lab(76.07, -39.23, -0.91)
CIE-LCH	lch(76.07, 39.24, 181.33°)
OKLab	oklab(77.94% -0.1144 -0.0031)
OKLCH	oklch(77.94% 0.114 181.5)
XYZ	xyz(34.7791, 50.0022, 55.3857)
Luminance	0.5001 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFBC #CF5164

analogous

#51CF7D #51CFBC #51A3CF

triadic

#51CFBC #BC51CF #CFBC51

tetradic

#51CFBC #7D51CF #CF5164 #A3CF51

square

#51CFBC #7D51CF #CF5164 #A3CF51

split-complementary

#51CFBC #CF51A3 #CF7D51

monochromatic

#248274 #31B29E #51CFBC #81DCCE #B1E9E1

Accessibility & contrast

On white

1.91

#51CFBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.00

#51CFBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFBC

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFBC	#FFFFFF	#000000	##000000
##51CFBC	1.00	1.91	11.00	11.00
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.00	21.00	1.00	1.00
##000000	11.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6C4BB

Deuteranopia (green-blind)

#B3B6BE

Tritanopia (blue-blind)

#00D3C9

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #51cfbc;
/* rgb */ color: rgb(81, 207, 188);
/* oklch */ color: oklch(77.9% 0.114 181.5);

Tailwind

colors: {
  custom: {
    50: '#8fded0',
    500: '#51cfbc',
    950: '#000000',
  },
}

SCSS

$custom: #51cfbc;
$custom-light: #8fded0;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfbc",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 188
  },
  "hsl": {
    "h": 170.952,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.77939,
    "c": 0.11447,
    "h": 181.5
  },
  "luminance": 0.50006
}

Semantic roles & 50–950 ramp

primary

#51CFBC

secondary

#893B47

accent

#485FE0

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1513

muted

#7F8483

Preview Lab

Preview with #51CFBC

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

Preview Lab → · Contrast checker → · Palette generator →