#63C4CB#63C4CB

#63C4CB is a light, moderate teal. Relative luminance 0.464; OKLCH L 76.4% C 0.092 H 201.7°. Best body text is #000000 at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#63C4CB
RGB	rgb(99, 196, 203)
HSL	hsl(184, 50%, 59%)
HSV	hsv(184, 51%, 80%)
CMYK	cmyk(51.2%, 3.4%, 0%, 20.4%)
CIE-LAB	lab(73.83, -26.58, -12.28)
CIE-LCH	lch(73.83, 29.28, 204.80°)
OKLab	oklab(76.43% -0.0853 -0.0339)
OKLCH	oklch(76.43% 0.092 201.7)
XYZ	xyz(35.6607, 46.4411, 63.5731)
Luminance	0.4644 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C4CB #CB6A63

analogous

#63CB9E #63C4CB #6390CB

triadic

#63C4CB #CB63C4 #C4CB63

tetradic

#63C4CB #9E63CB #CB6A63 #90CB63

square

#63C4CB #9E63CB #CB6A63 #90CB63

split-complementary

#63C4CB #CB6390 #CB9E63

monochromatic

#2D8187 #3CACB5 #63C4CB #91D5DA #BFE7EA

Accessibility & contrast

On white

2.04

#63C4CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.29

#63C4CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C4CB

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C4CB	#FFFFFF	#000000	##000000
##63C4CB	1.00	2.04	10.29	10.29
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.29	21.00	1.00	1.00
##000000	10.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8BDCC

Deuteranopia (green-blind)

#A7B0CC

Tritanopia (blue-blind)

#15CAC6

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #63c4cb;
/* rgb */ color: rgb(99, 196, 203);
/* oklch */ color: oklch(76.4% 0.092 201.7);

Tailwind

colors: {
  custom: {
    50: '#98d6da',
    500: '#63c4cb',
    950: '#000000',
  },
}

SCSS

$custom: #63c4cb;
$custom-light: #98d6da;
$custom-dark: #000000;

JSON

{
  "hex": "#63c4cb",
  "rgb": {
    "r": 99,
    "g": 196,
    "b": 203
  },
  "hsl": {
    "h": 184.038,
    "s": 50,
    "l": 59.216
  },
  "oklch": {
    "l": 0.7643,
    "c": 0.09178,
    "h": 201.7
  },
  "luminance": 0.46444
}

Semantic roles & 50–950 ramp

primary

#63C4CB

secondary

#D9B3B1

accent

#584EDA

background

#F9FDFD

surface

#F2FAFA

border

#CCD3D3

text

#0E1414

muted

#7E8383

Preview Lab

Preview with #63C4CB

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

Preview Lab → · Contrast checker → · Palette generator →