#51CBCB#51CBCB

#51CBCB is a light, moderate teal. Relative luminance 0.488; OKLCH L 77.5% C 0.107 H 195.2°. Best body text is #000000 at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#51CBCB
RGB	rgb(81, 203, 203)
HSL	hsl(180, 54%, 56%)
HSV	hsv(180, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 0%, 20.4%)
CIE-LAB	lab(75.31, -33.40, -10.13)
CIE-LCH	lch(75.31, 34.91, 196.87°)
OKLab	oklab(77.46% -0.1037 -0.0281)
OKLCH	oklch(77.46% 0.107 195.2)
XYZ	xyz(35.5241, 48.7693, 64.0296)
Luminance	0.4877 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBCB #CB5151

analogous

#51CB8E #51CBCB #518ECB

triadic

#51CBCB #CB51CB #CBCB51

tetradic

#51CBCB #8E51CB #CB5151 #8ECB51

square

#51CBCB #8E51CB #CB5151 #8ECB51

split-complementary

#51CBCB #CB518E #CB8E51

monochromatic

#257C7C #33ACAC #51CBCB #80D9D9 #AFE7E7

Accessibility & contrast

On white

1.95

#51CBCB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.75

#51CBCB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBCB

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBCB	#FFFFFF	#000000	##000000
##51CBCB	1.00	1.95	10.75	10.75
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.75	21.00	1.00	1.00
##000000	10.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC2CB

Deuteranopia (green-blind)

#ABB3CC

Tritanopia (blue-blind)

#00D1CB

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #51cbcb;
/* rgb */ color: rgb(81, 203, 203);
/* oklch */ color: oklch(77.5% 0.107 195.2);

Tailwind

colors: {
  custom: {
    50: '#8fdbda',
    500: '#51cbcb',
    950: '#000000',
  },
}

SCSS

$custom: #51cbcb;
$custom-light: #8fdbda;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbcb",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 203
  },
  "hsl": {
    "h": 180,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.77461,
    "c": 0.10744,
    "h": 195.2
  },
  "luminance": 0.48773
}

Semantic roles & 50–950 ramp

primary

#51CBCB

secondary

#D5A3A3

accent

#4A4ADD

background

#F9FDFD

surface

#F2FBFA

border

#CCD4D3

text

#0E1514

muted

#7E8383

Preview Lab

Preview with #51CBCB

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

Preview Lab → · Contrast checker → · Palette generator →