#63A9F7#63A9F7

#63A9F7 is a light, vivid cyan. Relative luminance 0.377; OKLCH L 72.2% C 0.135 H 252.5°. Best body text is #000000 at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#63A9F7
RGB	rgb(99, 169, 247)
HSL	hsl(212, 90%, 68%)
HSV	hsv(212, 60%, 97%)
CMYK	cmyk(59.9%, 31.6%, 0%, 3.1%)
CIE-LAB	lab(67.83, 0.82, -45.47)
CIE-LCH	lch(67.83, 45.48, 271.03°)
OKLab	oklab(72.21% -0.0406 -0.1284)
OKLCH	oklch(72.21% 0.135 252.5)
XYZ	xyz(36.1160, 37.7407, 93.3591)
Luminance	0.3774 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A9F7 #F7B163

analogous

#63F3F7 #63A9F7 #6763F7

triadic

#63A9F7 #F763A9 #A9F763

tetradic

#63A9F7 #F763F3 #F7B163 #63F767

square

#63A9F7 #F763F3 #F7B163 #63F767

split-complementary

#63A9F7 #F76763 #F3F763

monochromatic

#0B6AD5 #2989F4 #63A9F7 #9DC9FA #D7E9FD

Accessibility & contrast

On white

2.46

#63A9F7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.55

#63A9F7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A9F7

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A9F7	#FFFFFF	#000000	##000000
##63A9F7	1.00	2.46	8.55	8.55
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.55	21.00	1.00	1.00
##000000	8.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88ADFA

Deuteranopia (green-blind)

#749FF5

Tritanopia (blue-blind)

#00BBC5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #63a9f7;
/* rgb */ color: rgb(99, 169, 247);
/* oklch */ color: oklch(72.2% 0.135 252.5);

Tailwind

colors: {
  custom: {
    50: '#9bc2fa',
    500: '#63a9f7',
    950: '#000000',
  },
}

SCSS

$custom: #63a9f7;
$custom-light: #9bc2fa;
$custom-dark: #000000;

JSON

{
  "hex": "#63a9f7",
  "rgb": {
    "r": 99,
    "g": 169,
    "b": 247
  },
  "hsl": {
    "h": 211.622,
    "s": 90.244,
    "l": 67.843
  },
  "oklch": {
    "l": 0.7221,
    "c": 0.13469,
    "h": 252.5
  },
  "luminance": 0.37744
}

Semantic roles & 50–950 ramp

primary

#63A9F7

secondary

#F2DCC4

accent

#7900E6

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #63A9F7

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

Preview Lab → · Contrast checker → · Palette generator →