#63A4E3#63A4E3

#63A4E3 is a light, moderate cyan. Relative luminance 0.347; OKLCH L 70.1% C 0.115 H 249.1°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#63A4E3
RGB	rgb(99, 164, 227)
HSL	hsl(210, 70%, 64%)
HSV	hsv(210, 56%, 89%)
CMYK	cmyk(56.4%, 27.8%, 0%, 11%)
CIE-LAB	lab(65.55, -2.66, -38.09)
CIE-LCH	lch(65.55, 38.18, 266.00°)
OKLab	oklab(70.13% -0.041 -0.107)
OKLCH	oklch(70.13% 0.115 249.1)
XYZ	xyz(32.2812, 34.7468, 77.6638)
Luminance	0.3475 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A4E3 #E3A263

analogous

#63E3E2 #63A4E3 #6364E3

triadic

#63A4E3 #E363A4 #A4E363

tetradic

#63A4E3 #E263E3 #E3A263 #64E363

square

#63A4E3 #E263E3 #E3A263 #64E363

split-complementary

#63A4E3 #E36364 #E3E263

monochromatic

#1F67AD #2F86DA #63A4E3 #97C2EC #CBE1F6

Accessibility & contrast

On white

2.64

#63A4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#63A4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A4E3

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A4E3	#FFFFFF	#000000	##000000
##63A4E3	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8AA6E6

Deuteranopia (green-blind)

#799AE2

Tritanopia (blue-blind)

#00B3BA

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #63a4e3;
/* rgb */ color: rgb(99, 164, 227);
/* oklch */ color: oklch(70.1% 0.115 249.1);

Tailwind

colors: {
  custom: {
    50: '#98beec',
    500: '#63a4e3',
    950: '#000000',
  },
}

SCSS

$custom: #63a4e3;
$custom-light: #98beec;
$custom-dark: #000000;

JSON

{
  "hex": "#63a4e3",
  "rgb": {
    "r": 99,
    "g": 164,
    "b": 227
  },
  "hsl": {
    "h": 209.531,
    "s": 69.565,
    "l": 63.922
  },
  "oklch": {
    "l": 0.7013,
    "c": 0.11461,
    "h": 249.1
  },
  "luminance": 0.3475
}

Semantic roles & 50–950 ramp

primary

#63A4E3

secondary

#E7D1BA

accent

#7114D2

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #63A4E3

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

Preview Lab → · Contrast checker → · Palette generator →