#63AEFE#63AEFE

#63AEFE is a light, vivid cyan. Relative luminance 0.401; OKLCH L 73.6% C 0.139 H 251.6°. Best body text is #000000 at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#63AEFE
RGB	rgb(99, 174, 254)
HSL	hsl(211, 99%, 69%)
HSV	hsv(211, 61%, 100%)
CMYK	cmyk(61%, 31.5%, 0%, 0.4%)
CIE-LAB	lab(69.52, 0.23, -46.61)
CIE-LCH	lch(69.52, 46.61, 270.29°)
OKLab	oklab(73.64% -0.0438 -0.1317)
OKLCH	oklch(73.64% 0.139 251.6)
XYZ	xyz(38.1645, 40.0769, 99.4711)
Luminance	0.4008 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AEFE #FEB363

analogous

#63FBFE #63AEFE #6663FE

triadic

#63AEFE #FE63AE #AEFE63

tetradic

#63AEFE #FE63FB #FEB363 #63FE66

square

#63AEFE #FE63FB #FEB363 #63FE66

split-complementary

#63AEFE #FE6663 #FBFE63

monochromatic

#0170E5 #268EFE #63AEFE #A0CEFE #DDEDFF

Accessibility & contrast

On white

2.33

#63AEFE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.02

#63AEFE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AEFE

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AEFE	#FFFFFF	#000000	##000000
##63AEFE	1.00	2.33	9.02	9.02
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.02	21.00	1.00	1.00
##000000	9.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CB2FF

Deuteranopia (green-blind)

#77A3FC

Tritanopia (blue-blind)

#00C1CB

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #63aefe;
/* rgb */ color: rgb(99, 174, 254);
/* oklch */ color: oklch(73.6% 0.139 251.6);

Tailwind

colors: {
  custom: {
    50: '#9cc5ff',
    500: '#63aefe',
    950: '#000000',
  },
}

SCSS

$custom: #63aefe;
$custom-light: #9cc5ff;
$custom-dark: #000000;

JSON

{
  "hex": "#63aefe",
  "rgb": {
    "r": 99,
    "g": 174,
    "b": 254
  },
  "hsl": {
    "h": 210.968,
    "s": 98.726,
    "l": 69.216
  },
  "oklch": {
    "l": 0.73644,
    "c": 0.13879,
    "h": 251.6
  },
  "luminance": 0.40081
}

Semantic roles & 50–950 ramp

primary

#63AEFE

secondary

#F5DFC8

accent

#7600E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1218

muted

#7F8186

Preview Lab

Preview with #63AEFE

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

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