#63ADCE#63ADCE

#63ADCE is a light, moderate cyan. Relative luminance 0.370; OKLCH L 71.2% C 0.088 H 228.7°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#63ADCE
RGB	rgb(99, 173, 206)
HSL	hsl(199, 52%, 60%)
HSV	hsv(199, 52%, 81%)
CMYK	cmyk(51.9%, 16%, 0%, 19.2%)
CIE-LAB	lab(67.27, -13.92, -23.85)
CIE-LCH	lch(67.27, 27.62, 239.72°)
OKLab	oklab(71.22% -0.0581 -0.0662)
OKLCH	oklch(71.22% 0.088 228.7)
XYZ	xyz(31.2256, 36.9934, 63.8755)
Luminance	0.3700 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63ADCE #CE8463

analogous

#63CEBA #63ADCE #6377CE

triadic

#63ADCE #CE63AD #ADCE63

tetradic

#63ADCE #BA63CE #CE8463 #77CE63

square

#63ADCE #BA63CE #CE8463 #77CE63

split-complementary

#63ADCE #CE6377 #CEBA63

monochromatic

#2C6E8B #3A92BA #63ADCE #92C5DD #C0DEEB

Accessibility & contrast

On white

2.50

#63ADCE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#63ADCE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63ADCE

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63ADCE	#FFFFFF	#000000	##000000
##63ADCE	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9CAAD0

Deuteranopia (green-blind)

#8D9FCE

Tritanopia (blue-blind)

#20B6B8

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #63adce;
/* rgb */ color: rgb(99, 173, 206);
/* oklch */ color: oklch(71.2% 0.088 228.7);

Tailwind

colors: {
  custom: {
    50: '#96c5dd',
    500: '#63adce',
    950: '#000000',
  },
}

SCSS

$custom: #63adce;
$custom-light: #96c5dd;
$custom-dark: #000000;

JSON

{
  "hex": "#63adce",
  "rgb": {
    "r": 99,
    "g": 173,
    "b": 206
  },
  "hsl": {
    "h": 198.505,
    "s": 52.195,
    "l": 59.804
  },
  "oklch": {
    "l": 0.71216,
    "c": 0.08812,
    "h": 228.7
  },
  "luminance": 0.36996
}

Semantic roles & 50–950 ramp

primary

#63ADCE

secondary

#DBBEB2

accent

#784CDC

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1215

muted

#7E8183

Preview Lab

Preview with #63ADCE

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

Preview Lab → · Contrast checker → · Palette generator →