#63B2F7#63B2F7

#63B2F7 is a light, vivid cyan. Relative luminance 0.412; OKLCH L 74.2% C 0.127 H 246.9°. Best body text is #000000 at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#63B2F7
RGB	rgb(99, 178, 247)
HSL	hsl(208, 90%, 68%)
HSV	hsv(208, 60%, 97%)
CMYK	cmyk(59.9%, 27.9%, 0%, 3.1%)
CIE-LAB	lab(70.32, -4.22, -41.57)
CIE-LCH	lch(70.32, 41.78, 264.21°)
OKLab	oklab(74.17% -0.05 -0.117)
OKLCH	oklch(74.17% 0.127 246.9)
XYZ	xyz(37.8483, 41.2053, 93.9365)
Luminance	0.4121 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B2F7 #F7A863

analogous

#63F7F2 #63B2F7 #6368F7

triadic

#63B2F7 #F763B2 #B2F763

tetradic

#63B2F7 #F263F7 #F7A863 #68F763

square

#63B2F7 #F263F7 #F7A863 #68F763

split-complementary

#63B2F7 #F76368 #F7F263

monochromatic

#0B77D5 #2995F4 #63B2F7 #9DCFFA #D7EBFD

Accessibility & contrast

On white

2.27

#63B2F7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.24

#63B2F7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B2F7

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B2F7	#FFFFFF	#000000	##000000
##63B2F7	1.00	2.27	9.24	9.24
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.24	21.00	1.00	1.00
##000000	9.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94B4FA

Deuteranopia (green-blind)

#80A5F6

Tritanopia (blue-blind)

#00C2CA

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #63b2f7;
/* rgb */ color: rgb(99, 178, 247);
/* oklch */ color: oklch(74.2% 0.127 246.9);

Tailwind

colors: {
  custom: {
    50: '#9bc8fa',
    500: '#63b2f7',
    950: '#000000',
  },
}

SCSS

$custom: #63b2f7;
$custom-light: #9bc8fa;
$custom-dark: #000000;

JSON

{
  "hex": "#63b2f7",
  "rgb": {
    "r": 99,
    "g": 178,
    "b": 247
  },
  "hsl": {
    "h": 207.973,
    "s": 90.244,
    "l": 67.843
  },
  "oklch": {
    "l": 0.74168,
    "c": 0.12724,
    "h": 246.9
  },
  "luminance": 0.41209
}

Semantic roles & 50–950 ramp

primary

#63B2F7

secondary

#F2D9C4

accent

#6B00E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #63B2F7

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

Preview Lab → · Contrast checker → · Palette generator →