#63AAE1#63AAE1

#63AAE1 is a light, moderate cyan. Relative luminance 0.368; OKLCH L 71.4% C 0.108 H 243.5°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#63AAE1
RGB	rgb(99, 170, 225)
HSL	hsl(206, 68%, 64%)
HSV	hsv(206, 56%, 88%)
CMYK	cmyk(56%, 24.4%, 0%, 11.8%)
CIE-LAB	lab(67.15, -6.62, -34.50)
CIE-LCH	lch(67.15, 35.13, 259.13°)
OKLab	oklab(71.36% -0.0482 -0.0966)
OKLCH	oklch(71.36% 0.108 243.5)
XYZ	xyz(33.1060, 36.8354, 76.5849)
Luminance	0.3684 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AAE1 #E19A63

analogous

#63E1D9 #63AAE1 #636BE1

triadic

#63AAE1 #E163AA #AAE163

tetradic

#63AAE1 #D963E1 #E19A63 #6BE163

square

#63AAE1 #D963E1 #E19A63 #6BE163

split-complementary

#63AAE1 #E1636B #E1D963

monochromatic

#216DA9 #308ED7 #63AAE1 #96C6EB #CAE2F5

Accessibility & contrast

On white

2.51

#63AAE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#63AAE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AAE1

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AAE1	#FFFFFF	#000000	##000000
##63AAE1	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92ABE4

Deuteranopia (green-blind)

#819EE0

Tritanopia (blue-blind)

#00B7BD

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #63aae1;
/* rgb */ color: rgb(99, 170, 225);
/* oklch */ color: oklch(71.4% 0.108 243.5);

Tailwind

colors: {
  custom: {
    50: '#98c3ea',
    500: '#63aae1',
    950: '#000000',
  },
}

SCSS

$custom: #63aae1;
$custom-light: #98c3ea;
$custom-dark: #000000;

JSON

{
  "hex": "#63aae1",
  "rgb": {
    "r": 99,
    "g": 170,
    "b": 225
  },
  "hsl": {
    "h": 206.19,
    "s": 67.742,
    "l": 63.529
  },
  "oklch": {
    "l": 0.71365,
    "c": 0.108,
    "h": 243.5
  },
  "luminance": 0.36838
}

Semantic roles & 50–950 ramp

primary

#63AAE1

secondary

#E6CDBA

accent

#6716D0

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #63AAE1

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

Preview Lab → · Contrast checker → · Palette generator →