#63A4ED#63A4ED

#63A4ED is a light, vivid cyan. Relative luminance 0.353; OKLCH L 70.6% C 0.127 H 252.5°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#63A4ED
RGB	rgb(99, 164, 237)
HSL	hsl(212, 79%, 66%)
HSV	hsv(212, 58%, 93%)
CMYK	cmyk(58.2%, 30.8%, 0%, 7.1%)
CIE-LAB	lab(65.99, 0.48, -42.89)
CIE-LCH	lch(65.99, 42.89, 270.64°)
OKLab	oklab(70.62% -0.0381 -0.121)
OKLCH	oklch(70.62% 0.127 252.5)
XYZ	xyz(33.7016, 35.3150, 85.1448)
Luminance	0.3532 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A4ED #EDAC63

analogous

#63E9ED #63A4ED #6763ED

triadic

#63A4ED #ED63A4 #A4ED63

tetradic

#63A4ED #ED63E9 #EDAC63 #63ED67

square

#63A4ED #ED63E9 #EDAC63 #63ED67

split-complementary

#63A4ED #ED6763 #E9ED63

monochromatic

#1666C0 #2C84E7 #63A4ED #9AC4F3 #D1E4FA

Accessibility & contrast

On white

2.60

#63A4ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#63A4ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A4ED

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A4ED	#FFFFFF	#000000	##000000
##63A4ED	1.00	2.60	8.06	8.06
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85A8F0

Deuteranopia (green-blind)

#739AEC

Tritanopia (blue-blind)

#00B5BE

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #63a4ed;
/* rgb */ color: rgb(99, 164, 237);
/* oklch */ color: oklch(70.6% 0.127 252.5);

Tailwind

colors: {
  custom: {
    50: '#99bef3',
    500: '#63a4ed',
    950: '#000000',
  },
}

SCSS

$custom: #63a4ed;
$custom-light: #99bef3;
$custom-dark: #000000;

JSON

{
  "hex": "#63a4ed",
  "rgb": {
    "r": 99,
    "g": 164,
    "b": 237
  },
  "hsl": {
    "h": 211.739,
    "s": 79.31,
    "l": 65.882
  },
  "oklch": {
    "l": 0.70622,
    "c": 0.12682,
    "h": 252.5
  },
  "luminance": 0.35318
}

Semantic roles & 50–950 ramp

primary

#63A4ED

secondary

#EDD7BF

accent

#790ADC

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #63A4ED

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

Preview Lab → · Contrast checker → · Palette generator →