#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
RGB	rgb(99, 167, 244)
HSL	hsl(212, 87%, 67%)
HSV	hsv(212, 59%, 96%)
CMYK	cmyk(59.4%, 31.6%, 0%, 4.3%)
CIE-LAB	lab(67.14, 1.00, -44.92)
CIE-LCH	lch(67.14, 44.93, 271.27°)
OKLab	oklab(71.63% -0.0393 -0.1268)
OKLCH	oklch(71.63% 0.133 252.8)
XYZ	xyz(35.2876, 36.8185, 90.8175)
Luminance	0.3682 (WCAG relative)
Temperature	cool
Family	cyan

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
##63A7F4	1.00	2.51	8.36	8.36
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.36	21.00	1.00	1.00
##000000	8.36	21.00	1.00	1.00

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 →