#51CBCD#51CBCD

#51CBCD is a light, moderate teal. Relative luminance 0.489; OKLCH L 77.5% C 0.107 H 196.7°. Best body text is #000000 at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#51CBCD
RGB	rgb(81, 203, 205)
HSL	hsl(181, 55%, 56%)
HSV	hsv(181, 60%, 80%)
CMYK	cmyk(60.5%, 1%, 0%, 19.6%)
CIE-LAB	lab(75.37, -32.85, -11.12)
CIE-LCH	lch(75.37, 34.69, 198.71°)
OKLab	oklab(77.53% -0.1028 -0.0308)
OKLCH	oklch(77.53% 0.107 196.7)
XYZ	xyz(35.7639, 48.8652, 65.2929)
Luminance	0.4887 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBCD #CD5351

analogous

#51CD91 #51CBCD #518DCD

triadic

#51CBCD #CD51CB #CBCD51

tetradic

#51CBCD #9151CD #CD5351 #8DCD51

square

#51CBCD #9151CD #CD5351 #8DCD51

split-complementary

#51CBCD #CD518D #CD9151

monochromatic

#257E7F #32ADAF #51CBCD #81D9DB #B0E7E8

Accessibility & contrast

On white

1.95

#51CBCD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.77

#51CBCD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBCD

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBCD	#FFFFFF	#000000	##000000
##51CBCD	1.00	1.95	10.77	10.77
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.77	21.00	1.00	1.00
##000000	10.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEC2CD

Deuteranopia (green-blind)

#ABB4CE

Tritanopia (blue-blind)

#00D1CB

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51cbcd;
/* rgb */ color: rgb(81, 203, 205);
/* oklch */ color: oklch(77.5% 0.107 196.7);

Tailwind

colors: {
  custom: {
    50: '#90dbdc',
    500: '#51cbcd',
    950: '#000000',
  },
}

SCSS

$custom: #51cbcd;
$custom-light: #90dbdc;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbcd",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 205
  },
  "hsl": {
    "h": 180.968,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.77529,
    "c": 0.10737,
    "h": 196.7
  },
  "luminance": 0.48869
}

Semantic roles & 50–950 ramp

primary

#51CBCD

secondary

#D7A4A3

accent

#4C49DF

background

#F9FDFD

surface

#F2FBFB

border

#CCD4D4

text

#0E1515

muted

#7E8383

Preview Lab

Preview with #51CBCD

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

Preview Lab → · Contrast checker → · Palette generator →