#63B2FA#63B2FA

#63B2FA is a light, vivid cyan. Relative luminance 0.414; OKLCH L 74.3% C 0.131 H 247.9°. Best body text is #000000 at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#63B2FA
RGB	rgb(99, 178, 250)
HSL	hsl(209, 94%, 68%)
HSV	hsv(209, 60%, 98%)
CMYK	cmyk(60.4%, 28.8%, 0%, 2%)
CIE-LAB	lab(70.45, -3.27, -42.99)
CIE-LCH	lch(70.45, 43.11, 265.65°)
OKLab	oklab(74.31% -0.0491 -0.1211)
OKLCH	oklch(74.31% 0.131 247.9)
XYZ	xyz(38.3150, 41.3920, 96.3942)
Luminance	0.4140 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B2FA #FAAB63

analogous

#63FAF6 #63B2FA #6366FA

triadic

#63B2FA #FA63B2 #B2FA63

tetradic

#63B2FA #F663FA #FAAB63 #66FA63

square

#63B2FA #F663FA #FAAB63 #66FA63

split-complementary

#63B2FA #FA6366 #FAF663

monochromatic

#0776DC #2895F8 #63B2FA #9ECFFC #DAEDFE

Accessibility & contrast

On white

2.26

#63B2FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.28

#63B2FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B2FA

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B2FA	#FFFFFF	#000000	##000000
##63B2FA	1.00	2.26	9.28	9.28
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.28	21.00	1.00	1.00
##000000	9.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93B4FD

Deuteranopia (green-blind)

#7FA6F9

Tritanopia (blue-blind)

#00C3CB

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #63b2fa;
/* rgb */ color: rgb(99, 178, 250);
/* oklch */ color: oklch(74.3% 0.131 247.9);

Tailwind

colors: {
  custom: {
    50: '#9bc8fc',
    500: '#63b2fa',
    950: '#000000',
  },
}

SCSS

$custom: #63b2fa;
$custom-light: #9bc8fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63b2fa",
  "rgb": {
    "r": 99,
    "g": 178,
    "b": 250
  },
  "hsl": {
    "h": 208.609,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.74313,
    "c": 0.1307,
    "h": 247.9
  },
  "luminance": 0.41396
}

Semantic roles & 50–950 ramp

primary

#63B2FA

secondary

#F3DBC6

accent

#6D00E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #63B2FA

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

Preview Lab → · Contrast checker → · Palette generator →