#63AAFE#63AAFE

#63AAFE is a light, vivid cyan. Relative luminance 0.386; OKLCH L 72.8% C 0.142 H 253.8°. Best body text is #000000 at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#63AAFE
RGB	rgb(99, 170, 254)
HSL	hsl(213, 99%, 69%)
HSV	hsv(213, 61%, 100%)
CMYK	cmyk(61%, 33.1%, 0%, 0.4%)
CIE-LAB	lab(68.43, 2.49, -48.33)
CIE-LCH	lch(68.43, 48.40, 272.95°)
OKLab	oklab(72.79% -0.0398 -0.1367)
OKLCH	oklch(72.79% 0.142 253.8)
XYZ	xyz(37.4033, 38.5544, 99.2173)
Luminance	0.3856 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AAFE #FEB763

analogous

#63F8FE #63AAFE #6A63FE

triadic

#63AAFE #FE63AA #AAFE63

tetradic

#63AAFE #FE63F8 #FEB763 #63FE6A

square

#63AAFE #FE63F8 #FEB763 #63FE6A

split-complementary

#63AAFE #FE6A63 #F8FE63

monochromatic

#016AE5 #2689FE #63AAFE #A0CBFE #DDECFF

Accessibility & contrast

On white

2.41

#63AAFE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.71

#63AAFE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AAFE

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AAFE	#FFFFFF	#000000	##000000
##63AAFE	1.00	2.41	8.71	8.71
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.71	21.00	1.00	1.00
##000000	8.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86AFFF

Deuteranopia (green-blind)

#71A0FC

Tritanopia (blue-blind)

#00BDC8

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63aafe;
/* rgb */ color: rgb(99, 170, 254);
/* oklch */ color: oklch(72.8% 0.142 253.8);

Tailwind

colors: {
  custom: {
    50: '#9cc2ff',
    500: '#63aafe',
    950: '#000000',
  },
}

SCSS

$custom: #63aafe;
$custom-light: #9cc2ff;
$custom-dark: #000000;

JSON

{
  "hex": "#63aafe",
  "rgb": {
    "r": 99,
    "g": 170,
    "b": 254
  },
  "hsl": {
    "h": 212.516,
    "s": 98.726,
    "l": 69.216
  },
  "oklch": {
    "l": 0.72785,
    "c": 0.14241,
    "h": 253.8
  },
  "luminance": 0.38558
}

Semantic roles & 50–950 ramp

primary

#63AAFE

secondary

#F5E0C8

accent

#7C00E6

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1218

muted

#7F8186

Preview Lab

Preview with #63AAFE

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

Preview Lab → · Contrast checker → · Palette generator →