#63A4E6#63A4E6

#63A4E6 is a light, moderate cyan. Relative luminance 0.349; OKLCH L 70.3% C 0.118 H 250.2°. Best body text is #000000 at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#63A4E6
RGB	rgb(99, 164, 230)
HSL	hsl(210, 72%, 65%)
HSV	hsv(210, 57%, 90%)
CMYK	cmyk(57%, 28.7%, 0%, 9.8%)
CIE-LAB	lab(65.68, -1.73, -39.54)
CIE-LCH	lch(65.68, 39.58, 267.50°)
OKLab	oklab(70.28% -0.0401 -0.1112)
OKLCH	oklch(70.28% 0.118 250.2)
XYZ	xyz(32.6988, 34.9139, 79.8635)
Luminance	0.3492 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A4E6 #E6A563

analogous

#63E6E6 #63A4E6 #6463E6

triadic

#63A4E6 #E663A4 #A4E663

tetradic

#63A4E6 #E663E6 #E6A563 #63E664

square

#63A4E6 #E663E6 #E6A563 #63E664

split-complementary

#63A4E6 #E66463 #E6E663

monochromatic

#1D67B2 #2E85DE #63A4E6 #98C3EE #CCE2F7

Accessibility & contrast

On white

2.63

#63A4E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.98

#63A4E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A4E6

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A4E6	#FFFFFF	#000000	##000000
##63A4E6	1.00	2.63	7.98	7.98
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.98	21.00	1.00	1.00
##000000	7.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88A7E9

Deuteranopia (green-blind)

#779AE5

Tritanopia (blue-blind)

#00B3BB

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #63a4e6;
/* rgb */ color: rgb(99, 164, 230);
/* oklch */ color: oklch(70.3% 0.118 250.2);

Tailwind

colors: {
  custom: {
    50: '#99beee',
    500: '#63a4e6',
    950: '#000000',
  },
}

SCSS

$custom: #63a4e6;
$custom-light: #99beee;
$custom-dark: #000000;

JSON

{
  "hex": "#63a4e6",
  "rgb": {
    "r": 99,
    "g": 164,
    "b": 230
  },
  "hsl": {
    "h": 210.229,
    "s": 72.376,
    "l": 64.51
  },
  "oklch": {
    "l": 0.70275,
    "c": 0.11823,
    "h": 250.2
  },
  "luminance": 0.34917
}

Semantic roles & 50–950 ramp

primary

#63A4E6

secondary

#E9D3BC

accent

#7311D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0F1216

muted

#7E8184

Preview Lab

Preview with #63A4E6

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

Preview Lab → · Contrast checker → · Palette generator →