#63A7F4#63A7F4

#63A7F4 is a light, vivid cyan. Relative luminance 0.368; OKLCH L 71.6% C 0.133 H 252.8°. Best body text is #000000 at 8.36:1 contrast (WCAG AA passes).

Color values

HEX#63A7F4
RGBrgb(99, 167, 244)
HSLhsl(212, 87%, 67%)
HSVhsv(212, 59%, 96%)
CMYKcmyk(59.4%, 31.6%, 0%, 4.3%)
CIE-LABlab(67.14, 1.00, -44.92)
CIE-LCHlch(67.14, 44.93, 271.27°)
OKLaboklab(71.63% -0.0393 -0.1268)
OKLCHoklch(71.63% 0.133 252.8)
XYZxyz(35.2876, 36.8185, 90.8175)
Luminance0.3682 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63A7F4 #F4B063
analogous
#63EFF4 #63A7F4 #6863F4
triadic
#63A7F4 #F463A7 #A7F463
tetradic
#63A7F4 #F463EF #F4B063 #63F468
square
#63A7F4 #F463EF #F4B063 #63F468
split-complementary
#63A7F4 #F46863 #EFF463
monochromatic
#0F68CE #2A87F0 #63A7F4 #9CC7F8 #D5E7FC

Accessibility & contrast

On white

2.51
#63A7F4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.36
#63A7F4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A7F4
8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63A7F4#FFFFFF#000000##000000
##63A7F41.002.518.368.36
#FFFFFF2.511.0021.0021.00
#0000008.3621.001.001.00
##0000008.3621.001.001.00

Color blindness preview

Protanopia (red-blind)
#87ABF7
Deuteranopia (green-blind)
#739DF2
Tritanopia (blue-blind)
#00B9C3
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #63a7f4;
/* rgb */ color: rgb(99, 167, 244);
/* oklch */ color: oklch(71.6% 0.133 252.8);
Tailwind
colors: {
  custom: {
    50: '#9ac0f8',
    500: '#63a7f4',
    950: '#000000',
  },
}
SCSS
$custom: #63a7f4;
$custom-light: #9ac0f8;
$custom-dark: #000000;
JSON
{
  "hex": "#63a7f4",
  "rgb": {
    "r": 99,
    "g": 167,
    "b": 244
  },
  "hsl": {
    "h": 211.862,
    "s": 86.826,
    "l": 67.255
  },
  "oklch": {
    "l": 0.71626,
    "c": 0.13278,
    "h": 252.8
  },
  "luminance": 0.36822
}

Semantic roles & 50–950 ramp

primary
#63A7F4
secondary
#F0DBC3
accent
#7A02E3
background
#FAFBFF
surface
#F3F7FF
border
#CDD0D7
text
#0F1217
muted
#7F8185

Preview Lab

Preview with #63A7F4

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

Preview Lab → · Contrast checker → · Palette generator →

#63A7F4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva