#63BFFA#63BFFA

#63BFFA is a light, vivid cyan. Relative luminance 0.468; OKLCH L 77.2% C 0.122 H 239.2°. Best body text is #000000 at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#63BFFA
RGB	rgb(99, 191, 250)
HSL	hsl(203, 94%, 68%)
HSV	hsv(203, 60%, 98%)
CMYK	cmyk(60.4%, 23.6%, 0%, 2%)
CIE-LAB	lab(74.07, -10.36, -37.35)
CIE-LCH	lch(74.07, 38.76, 254.49°)
OKLab	oklab(77.17% -0.0625 -0.1047)
OKLCH	oklch(77.17% 0.122 239.2)
XYZ	xyz(41.0252, 46.8124, 97.2976)
Luminance	0.4682 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BFFA #FA9E63

analogous

#63FAEA #63BFFA #6373FA

triadic

#63BFFA #FA63BF #BFFA63

tetradic

#63BFFA #EA63FA #FA9E63 #73FA63

square

#63BFFA #EA63FA #FA9E63 #73FA63

split-complementary

#63BFFA #FA6373 #FAEA63

monochromatic

#0789DC #28A7F8 #63BFFA #9ED7FC #DAF0FE

Accessibility & contrast

On white

2.03

#63BFFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.36

#63BFFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BFFA

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BFFA	#FFFFFF	#000000	##000000
##63BFFA	1.00	2.03	10.36	10.36
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.36	21.00	1.00	1.00
##000000	10.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4BFFD

Deuteranopia (green-blind)

#8FAFF9

Tritanopia (blue-blind)

#00CED3

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #63bffa;
/* rgb */ color: rgb(99, 191, 250);
/* oklch */ color: oklch(77.2% 0.122 239.2);

Tailwind

colors: {
  custom: {
    50: '#9cd2fc',
    500: '#63bffa',
    950: '#000000',
  },
}

SCSS

$custom: #63bffa;
$custom-light: #9cd2fc;
$custom-dark: #000000;

JSON

{
  "hex": "#63bffa",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 250
  },
  "hsl": {
    "h": 203.444,
    "s": 93.789,
    "l": 68.431
  },
  "oklch": {
    "l": 0.77172,
    "c": 0.12198,
    "h": 239.2
  },
  "luminance": 0.46816
}

Semantic roles & 50–950 ramp

primary

#63BFFA

secondary

#F3D7C6

accent

#5A00E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #63BFFA

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

Preview Lab → · Contrast checker → · Palette generator →