#51C2CE#51C2CE

#51C2CE is a light, moderate teal. Relative luminance 0.448; OKLCH L 75.4% C 0.103 H 204.9°. Best body text is #000000 at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#51C2CE
RGB	rgb(81, 194, 206)
HSL	hsl(186, 56%, 56%)
HSV	hsv(186, 61%, 81%)
CMYK	cmyk(60.7%, 5.8%, 0%, 19.2%)
CIE-LAB	lab(72.75, -28.23, -15.59)
CIE-LCH	lch(72.75, 32.25, 208.91°)
OKLab	oklab(75.43% -0.093 -0.0432)
OKLCH	oklch(75.43% 0.103 204.9)
XYZ	xyz(33.8210, 44.7856, 65.2426)
Luminance	0.4479 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C2CE #CE5D51

analogous

#51CE9C #51C2CE #5184CE

triadic

#51C2CE #CE51C2 #C2CE51

tetradic

#51C2CE #9C51CE #CE5D51 #84CE51

square

#51C2CE #9C51CE #CE5D51 #84CE51

split-complementary

#51C2CE #CE5184 #CE9C51

monochromatic

#247880 #32A4B0 #51C2CE #81D3DB #B1E3E9

Accessibility & contrast

On white

2.11

#51C2CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.96

#51C2CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C2CE

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C2CE	#FFFFFF	#000000	##000000
##51C2CE	1.00	2.11	9.96	9.96
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.96	21.00	1.00	1.00
##000000	9.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4BBCF

Deuteranopia (green-blind)

#A0ACCE

Tritanopia (blue-blind)

#00C9C5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51c2ce;
/* rgb */ color: rgb(81, 194, 206);
/* oklch */ color: oklch(75.4% 0.103 204.9);

Tailwind

colors: {
  custom: {
    50: '#8fd4dd',
    500: '#51c2ce',
    950: '#000000',
  },
}

SCSS

$custom: #51c2ce;
$custom-light: #8fd4dd;
$custom-dark: #000000;

JSON

{
  "hex": "#51c2ce",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 206
  },
  "hsl": {
    "h": 185.76,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.75427,
    "c": 0.10256,
    "h": 204.9
  },
  "luminance": 0.44789
}

Semantic roles & 50–950 ramp

primary

#51C2CE

secondary

#D7A9A4

accent

#5748DF

background

#F9FDFD

surface

#F2FAFB

border

#CCD3D4

text

#0E1415

muted

#7E8383

Preview Lab

Preview with #51C2CE

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

Preview Lab → · Contrast checker → · Palette generator →