#63C2EA#63C2EA

#63C2EA is a light, moderate cyan. Relative luminance 0.472; OKLCH L 77.2% C 0.106 H 228.0°. Best body text is #000000 at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#63C2EA
RGB	rgb(99, 194, 234)
HSL	hsl(198, 76%, 65%)
HSV	hsv(198, 58%, 92%)
CMYK	cmyk(57.7%, 17.1%, 0%, 8.2%)
CIE-LAB	lab(74.30, -16.78, -28.36)
CIE-LCH	lch(74.30, 32.96, 239.39°)
OKLab	oklab(77.15% -0.0711 -0.079)
OKLCH	oklch(77.15% 0.106 228)
XYZ	xyz(39.2829, 47.1730, 84.8611)
Luminance	0.4718 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C2EA #EA8B63

analogous

#63EACF #63C2EA #637EEA

triadic

#63C2EA #EA63C2 #C2EA63

tetradic

#63C2EA #CF63EA #EA8B63 #7EEA63

square

#63C2EA #CF63EA #EA8B63 #7EEA63

split-complementary

#63C2EA #EA637E #EACF63

monochromatic

#198ABA #2DADE3 #63C2EA #99D7F1 #CFECF9

Accessibility & contrast

On white

2.01

#63C2EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.44

#63C2EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C2EA

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C2EA	#FFFFFF	#000000	##000000
##63C2EA	1.00	2.01	10.44	10.44
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.44	21.00	1.00	1.00
##000000	10.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADBFEC

Deuteranopia (green-blind)

#9AB0EA

Tritanopia (blue-blind)

#00CDCF

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #63c2ea;
/* rgb */ color: rgb(99, 194, 234);
/* oklch */ color: oklch(77.2% 0.106 228.0);

Tailwind

colors: {
  custom: {
    50: '#9ad4f0',
    500: '#63c2ea',
    950: '#000000',
  },
}

SCSS

$custom: #63c2ea;
$custom-light: #9ad4f0;
$custom-dark: #000000;

JSON

{
  "hex": "#63c2ea",
  "rgb": {
    "r": 99,
    "g": 194,
    "b": 234
  },
  "hsl": {
    "h": 197.778,
    "s": 76.271,
    "l": 65.294
  },
  "oklch": {
    "l": 0.77152,
    "c": 0.10631,
    "h": 228
  },
  "luminance": 0.47177
}

Semantic roles & 50–950 ramp

primary

#63C2EA

secondary

#EBCBBE

accent

#490DD8

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #63C2EA

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

Preview Lab → · Contrast checker → · Palette generator →