#63BFF7#63BFF7

#63BFF7 is a light, moderate cyan. Relative luminance 0.466; OKLCH L 77.0% C 0.119 H 237.8°. Best body text is #000000 at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#63BFF7
RGB	rgb(99, 191, 247)
HSL	hsl(203, 90%, 68%)
HSV	hsv(203, 60%, 97%)
CMYK	cmyk(59.9%, 22.7%, 0%, 3.1%)
CIE-LAB	lab(73.95, -11.28, -35.92)
CIE-LCH	lch(73.95, 37.65, 252.56°)
OKLab	oklab(77.04% -0.0635 -0.1006)
OKLCH	oklch(77.04% 0.119 237.8)
XYZ	xyz(40.5585, 46.6257, 94.8399)
Luminance	0.4663 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BFF7 #F79B63

analogous

#63F7E5 #63BFF7 #6375F7

triadic

#63BFF7 #F763BF #BFF763

tetradic

#63BFF7 #E563F7 #F79B63 #75F763

square

#63BFF7 #E563F7 #F79B63 #75F763

split-complementary

#63BFF7 #F76375 #F7E563

monochromatic

#0B88D5 #29A7F4 #63BFF7 #9DD7FA #D7EFFD

Accessibility & contrast

On white

2.03

#63BFF7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.33

#63BFF7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BFF7

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BFF7	#FFFFFF	#000000	##000000
##63BFF7	1.00	2.03	10.33	10.33
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.33	21.00	1.00	1.00
##000000	10.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5BEFA

Deuteranopia (green-blind)

#91AFF6

Tritanopia (blue-blind)

#00CDD2

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #63bff7;
/* rgb */ color: rgb(99, 191, 247);
/* oklch */ color: oklch(77.0% 0.119 237.8);

Tailwind

colors: {
  custom: {
    50: '#9bd2fa',
    500: '#63bff7',
    950: '#000000',
  },
}

SCSS

$custom: #63bff7;
$custom-light: #9bd2fa;
$custom-dark: #000000;

JSON

{
  "hex": "#63bff7",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 247
  },
  "hsl": {
    "h": 202.703,
    "s": 90.244,
    "l": 67.843
  },
  "oklch": {
    "l": 0.77037,
    "c": 0.11899,
    "h": 237.8
  },
  "luminance": 0.4663
}

Semantic roles & 50–950 ramp

primary

#63BFF7

secondary

#F2D5C4

accent

#5700E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #63BFF7

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

Preview Lab → · Contrast checker → · Palette generator →