#63B2FC#63B2FC

#63B2FC is a light, vivid cyan. Relative luminance 0.415; OKLCH L 74.4% C 0.133 H 248.6°. Best body text is #000000 at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#63B2FC
RGB	rgb(99, 178, 252)
HSL	hsl(209, 96%, 69%)
HSV	hsv(209, 61%, 99%)
CMYK	cmyk(60.7%, 29.4%, 0%, 1.2%)
CIE-LAB	lab(70.54, -2.64, -43.93)
CIE-LCH	lch(70.54, 44.01, 266.56°)
OKLab	oklab(74.41% -0.0485 -0.1239)
OKLCH	oklch(74.41% 0.133 248.6)
XYZ	xyz(38.6302, 41.5181, 98.0546)
Luminance	0.4152 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B2FC #FCAD63

analogous

#63FCFA #63B2FC #6366FC

triadic

#63B2FC #FC63B2 #B2FC63

tetradic

#63B2FC #FA63FC #FCAD63 #66FC63

square

#63B2FC #FA63FC #FCAD63 #66FC63

split-complementary

#63B2FC #FC6366 #FCFA63

monochromatic

#0476E0 #2794FB #63B2FC #9FD0FD #DBEDFE

Accessibility & contrast

On white

2.26

#63B2FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.30

#63B2FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B2FC

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B2FC	#FFFFFF	#000000	##000000
##63B2FC	1.00	2.26	9.30	9.30
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.30	21.00	1.00	1.00
##000000	9.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92B5FF

Deuteranopia (green-blind)

#7EA6FB

Tritanopia (blue-blind)

#00C3CC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #63b2fc;
/* rgb */ color: rgb(99, 178, 252);
/* oklch */ color: oklch(74.4% 0.133 248.6);

Tailwind

colors: {
  custom: {
    50: '#9bc8fd',
    500: '#63b2fc',
    950: '#000000',
  },
}

SCSS

$custom: #63b2fc;
$custom-light: #9bc8fd;
$custom-dark: #000000;

JSON

{
  "hex": "#63b2fc",
  "rgb": {
    "r": 99,
    "g": 178,
    "b": 252
  },
  "hsl": {
    "h": 209.02,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.74411,
    "c": 0.13304,
    "h": 248.6
  },
  "luminance": 0.41522
}

Semantic roles & 50–950 ramp

primary

#63B2FC

secondary

#F4DDC7

accent

#6F00E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #63B2FC

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

Preview Lab → · Contrast checker → · Palette generator →