#63AAE0#63AAE0

#63AAE0 is a light, moderate cyan. Relative luminance 0.368; OKLCH L 71.3% C 0.107 H 243.0°. Best body text is #000000 at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#63AAE0
RGB	rgb(99, 170, 224)
HSL	hsl(206, 67%, 63%)
HSV	hsv(206, 56%, 88%)
CMYK	cmyk(55.8%, 24.1%, 0%, 12.2%)
CIE-LAB	lab(67.11, -6.93, -34.01)
CIE-LCH	lch(67.11, 34.71, 258.49°)
OKLab	oklab(71.32% -0.0485 -0.0952)
OKLCH	oklch(71.32% 0.107 243)
XYZ	xyz(32.9699, 36.7810, 75.8686)
Luminance	0.3678 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AAE0 #E09963

analogous

#63E0D7 #63AAE0 #636BE0

triadic

#63AAE0 #E063AA #AAE063

tetradic

#63AAE0 #D763E0 #E09963 #6BE063

square

#63AAE0 #D763E0 #E09963 #6BE063

split-complementary

#63AAE0 #E0636B #E0D763

monochromatic

#216DA7 #308ED6 #63AAE0 #96C6EA #C9E2F4

Accessibility & contrast

On white

2.51

#63AAE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.36

#63AAE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AAE0

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AAE0	#FFFFFF	#000000	##000000
##63AAE0	1.00	2.51	8.36	8.36
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.36	21.00	1.00	1.00
##000000	8.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92AAE3

Deuteranopia (green-blind)

#829EDF

Tritanopia (blue-blind)

#00B7BC

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #63aae0;
/* rgb */ color: rgb(99, 170, 224);
/* oklch */ color: oklch(71.3% 0.107 243.0);

Tailwind

colors: {
  custom: {
    50: '#98c3ea',
    500: '#63aae0',
    950: '#000000',
  },
}

SCSS

$custom: #63aae0;
$custom-light: #98c3ea;
$custom-dark: #000000;

JSON

{
  "hex": "#63aae0",
  "rgb": {
    "r": 99,
    "g": 170,
    "b": 224
  },
  "hsl": {
    "h": 205.92,
    "s": 66.845,
    "l": 63.333
  },
  "oklch": {
    "l": 0.71319,
    "c": 0.10689,
    "h": 243
  },
  "luminance": 0.36784
}

Semantic roles & 50–950 ramp

primary

#63AAE0

secondary

#E6CCB9

accent

#6617CF

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #63AAE0

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

Preview Lab → · Contrast checker → · Palette generator →