#51CDCF#51CDCF

#51CDCF is a light, moderate teal. Relative luminance 0.499; OKLCH L 78.1% C 0.109 H 196.7°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#51CDCF
RGB	rgb(81, 205, 207)
HSL	hsl(181, 57%, 56%)
HSV	hsv(181, 61%, 81%)
CMYK	cmyk(60.9%, 1%, 0%, 18.8%)
CIE-LAB	lab(76.02, -33.25, -11.24)
CIE-LCH	lch(76.02, 35.10, 198.67°)
OKLab	oklab(78.07% -0.1041 -0.0311)
OKLCH	oklch(78.07% 0.109 196.7)
XYZ	xyz(36.4823, 49.9131, 66.7309)
Luminance	0.4992 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CDCF #CF5351

analogous

#51CF92 #51CDCF #518ECF

triadic

#51CDCF #CF51CD #CDCF51

tetradic

#51CDCF #9251CF #CF5351 #8ECF51

square

#51CDCF #9251CF #CF5351 #8ECF51

split-complementary

#51CDCF #CF518E #CF9251

monochromatic

#248082 #31B0B2 #51CDCF #81DBDC #B1E9E9

Accessibility & contrast

On white

1.91

#51CDCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#51CDCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CDCF

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CDCF	#FFFFFF	#000000	##000000
##51CDCF	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0C4CF

Deuteranopia (green-blind)

#ACB5D0

Tritanopia (blue-blind)

#00D3CD

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51cdcf;
/* rgb */ color: rgb(81, 205, 207);
/* oklch */ color: oklch(78.1% 0.109 196.7);

Tailwind

colors: {
  custom: {
    50: '#90dcdd',
    500: '#51cdcf',
    950: '#000000',
  },
}

SCSS

$custom: #51cdcf;
$custom-light: #90dcdd;
$custom-dark: #000000;

JSON

{
  "hex": "#51cdcf",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 207
  },
  "hsl": {
    "h": 180.952,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.78073,
    "c": 0.10864,
    "h": 196.7
  },
  "luminance": 0.49917
}

Semantic roles & 50–950 ramp

primary

#51CDCF

secondary

#D8A5A4

accent

#4A48E0

background

#F9FDFD

surface

#F2FBFB

border

#CCD4D4

text

#0E1515

muted

#7E8383

Preview Lab

Preview with #51CDCF

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

Preview Lab → · Contrast checker → · Palette generator →