#63AAED#63AAED

#63AAED is a light, vivid cyan. Relative luminance 0.375; OKLCH L 71.9% C 0.122 H 248.6°. Best body text is #000000 at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#63AAED
RGB	rgb(99, 170, 237)
HSL	hsl(209, 79%, 66%)
HSV	hsv(209, 58%, 93%)
CMYK	cmyk(58.2%, 28.3%, 0%, 7.1%)
CIE-LAB	lab(67.66, -2.90, -40.28)
CIE-LCH	lch(67.66, 40.39, 265.88°)
OKLab	oklab(71.93% -0.0445 -0.1133)
OKLCH	oklch(71.93% 0.122 248.6)
XYZ	xyz(34.8008, 37.5134, 85.5112)
Luminance	0.3752 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AAED #EDA663

analogous

#63EDEB #63AAED #6365ED

triadic

#63AAED #ED63AA #AAED63

tetradic

#63AAED #EB63ED #EDA663 #65ED63

square

#63AAED #EB63ED #EDA663 #65ED63

split-complementary

#63AAED #ED6365 #EDEB63

monochromatic

#166DC0 #2C8CE7 #63AAED #9AC8F3 #D1E6FA

Accessibility & contrast

On white

2.47

#63AAED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.50

#63AAED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AAED

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AAED	#FFFFFF	#000000	##000000
##63AAED	1.00	2.47	8.50	8.50
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.50	21.00	1.00	1.00
##000000	8.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8EACF0

Deuteranopia (green-blind)

#7B9FEC

Tritanopia (blue-blind)

#00BAC1

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #63aaed;
/* rgb */ color: rgb(99, 170, 237);
/* oklch */ color: oklch(71.9% 0.122 248.6);

Tailwind

colors: {
  custom: {
    50: '#9ac3f3',
    500: '#63aaed',
    950: '#000000',
  },
}

SCSS

$custom: #63aaed;
$custom-light: #9ac3f3;
$custom-dark: #000000;

JSON

{
  "hex": "#63aaed",
  "rgb": {
    "r": 99,
    "g": 170,
    "b": 237
  },
  "hsl": {
    "h": 209.13,
    "s": 79.31,
    "l": 65.882
  },
  "oklch": {
    "l": 0.71932,
    "c": 0.12176,
    "h": 248.6
  },
  "luminance": 0.37517
}

Semantic roles & 50–950 ramp

primary

#63AAED

secondary

#EDD5BF

accent

#700ADC

background

#FAFBFE

surface

#F3F7FD

border

#CDD0D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #63AAED

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

Preview Lab → · Contrast checker → · Palette generator →