#63AAE8#63AAE8

#63AAE8 is a light, moderate cyan. Relative luminance 0.372; OKLCH L 71.7% C 0.116 H 246.6°. Best body text is #000000 at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#63AAE8
RGB	rgb(99, 170, 232)
HSL	hsl(208, 74%, 65%)
HSV	hsv(208, 57%, 91%)
CMYK	cmyk(57.3%, 26.7%, 0%, 9%)
CIE-LAB	lab(67.45, -4.46, -37.88)
CIE-LCH	lch(67.45, 38.14, 263.28°)
OKLab	oklab(71.69% -0.046 -0.1064)
OKLCH	oklch(71.69% 0.116 246.6)
XYZ	xyz(34.0805, 37.2253, 81.7175)
Luminance	0.3723 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AAE8 #E8A163

analogous

#63E8E4 #63AAE8 #6367E8

triadic

#63AAE8 #E863AA #AAE863

tetradic

#63AAE8 #E463E8 #E8A163 #67E863

square

#63AAE8 #E463E8 #E8A163 #67E863

split-complementary

#63AAE8 #E86367 #E8E463

monochromatic

#1B6EB6 #2E8DE0 #63AAE8 #98C7F0 #CEE4F8

Accessibility & contrast

On white

2.49

#63AAE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.45

#63AAE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AAE8

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AAE8	#FFFFFF	#000000	##000000
##63AAE8	1.00	2.49	8.45	8.45
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.45	21.00	1.00	1.00
##000000	8.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90ACEB

Deuteranopia (green-blind)

#7E9EE7

Tritanopia (blue-blind)

#00B9BF

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #63aae8;
/* rgb */ color: rgb(99, 170, 232);
/* oklch */ color: oklch(71.7% 0.116 246.6);

Tailwind

colors: {
  custom: {
    50: '#99c3ef',
    500: '#63aae8',
    950: '#000000',
  },
}

SCSS

$custom: #63aae8;
$custom-light: #99c3ef;
$custom-dark: #000000;

JSON

{
  "hex": "#63aae8",
  "rgb": {
    "r": 99,
    "g": 170,
    "b": 232
  },
  "hsl": {
    "h": 207.97,
    "s": 74.302,
    "l": 64.902
  },
  "oklch": {
    "l": 0.71692,
    "c": 0.11591,
    "h": 246.6
  },
  "luminance": 0.37228
}

Semantic roles & 50–950 ramp

primary

#63AAE8

secondary

#EAD2BD

accent

#6C0FD6

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0F1216

muted

#7E8184

Preview Lab

Preview with #63AAE8

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

Preview Lab → · Contrast checker → · Palette generator →