#63C2DB#63C2DB

#63C2DB is a light, moderate cyan. Relative luminance 0.464; OKLCH L 76.6% C 0.096 H 217.3°. Best body text is #000000 at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#63C2DB
RGB	rgb(99, 194, 219)
HSL	hsl(193, 63%, 62%)
HSV	hsv(193, 55%, 86%)
CMYK	cmyk(54.8%, 11.4%, 0%, 14.1%)
CIE-LAB	lab(73.77, -21.14, -21.06)
CIE-LCH	lch(73.77, 29.84, 224.88°)
OKLab	oklab(76.55% -0.0767 -0.0583)
OKLCH	oklch(76.55% 0.096 217.3)
XYZ	xyz(37.2185, 46.3473, 73.9886)
Luminance	0.4635 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C2DB #DB7C63

analogous

#63DBB8 #63C2DB #6386DB

triadic

#63C2DB #DB63C2 #C2DB63

tetradic

#63C2DB #B863DB #DB7C63 #86DB63

square

#63C2DB #B863DB #DB7C63 #86DB63

split-complementary

#63C2DB #DB6386 #DBB863

monochromatic

#25859F #31AFD0 #63C2DB #95D5E6 #C6E9F2

Accessibility & contrast

On white

2.04

#63C2DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.27

#63C2DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C2DB

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C2DB	#FFFFFF	#000000	##000000
##63C2DB	1.00	2.04	10.27	10.27
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.27	21.00	1.00	1.00
##000000	10.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1BDDC

Deuteranopia (green-blind)

#9FAFDB

Tritanopia (blue-blind)

#00CBCA

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #63c2db;
/* rgb */ color: rgb(99, 194, 219);
/* oklch */ color: oklch(76.6% 0.096 217.3);

Tailwind

colors: {
  custom: {
    50: '#99d4e6',
    500: '#63c2db',
    950: '#000000',
  },
}

SCSS

$custom: #63c2db;
$custom-light: #99d4e6;
$custom-dark: #000000;

JSON

{
  "hex": "#63c2db",
  "rgb": {
    "r": 99,
    "g": 194,
    "b": 219
  },
  "hsl": {
    "h": 192.5,
    "s": 62.5,
    "l": 62.353
  },
  "oklch": {
    "l": 0.76553,
    "c": 0.09637,
    "h": 217.3
  },
  "luminance": 0.46351
}

Semantic roles & 50–950 ramp

primary

#63C2DB

secondary

#E3C0B7

accent

#401BCA

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0F1415

muted

#7E8384

Preview Lab

Preview with #63C2DB

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

Preview Lab → · Contrast checker → · Palette generator →