#51CBC4#51CBC4

#51CBC4 is a light, moderate teal. Relative luminance 0.484; OKLCH L 77.2% C 0.108 H 189.9°. Best body text is #000000 at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#51CBC4
RGB	rgb(81, 203, 196)
HSL	hsl(177, 54%, 56%)
HSV	hsv(177, 60%, 80%)
CMYK	cmyk(60.1%, 0%, 3.4%, 20.4%)
CIE-LAB	lab(75.10, -35.30, -6.65)
CIE-LCH	lch(75.10, 35.92, 190.67°)
OKLab	oklab(77.23% -0.1067 -0.0186)
OKLCH	oklch(77.23% 0.108 189.9)
XYZ	xyz(34.7087, 48.4431, 59.7351)
Luminance	0.4845 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBC4 #CB5158

analogous

#51CB87 #51CBC4 #5195CB

triadic

#51CBC4 #C451CB #CBC451

tetradic

#51CBC4 #8751CB #CB5158 #95CB51

square

#51CBC4 #8751CB #CB5158 #95CB51

split-complementary

#51CBC4 #CB5195 #CB8751

monochromatic

#257C77 #33ACA5 #51CBC4 #80D9D4 #AFE7E4

Accessibility & contrast

On white

1.96

#51CBC4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.69

#51CBC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBC4

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBC4	#FFFFFF	#000000	##000000
##51CBC4	1.00	1.96	10.69	10.69
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.69	21.00	1.00	1.00
##000000	10.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0C1C4

Deuteranopia (green-blind)

#ADB3C5

Tritanopia (blue-blind)

#00D0C9

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #51cbc4;
/* rgb */ color: rgb(81, 203, 196);
/* oklch */ color: oklch(77.2% 0.108 189.9);

Tailwind

colors: {
  custom: {
    50: '#8fdbd5',
    500: '#51cbc4',
    950: '#000000',
  },
}

SCSS

$custom: #51cbc4;
$custom-light: #8fdbd5;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbc4",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 196
  },
  "hsl": {
    "h": 176.557,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.77228,
    "c": 0.10832,
    "h": 189.9
  },
  "luminance": 0.48447
}

Semantic roles & 50–950 ramp

primary

#51CBC4

secondary

#D5A3A5

accent

#4A53DD

background

#F9FDFD

surface

#F2FBFA

border

#CCD4D3

text

#0E1514

muted

#7E8383

Preview Lab

Preview with #51CBC4

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

Preview Lab → · Contrast checker → · Palette generator →