#63BEF1#63BEF1

#63BEF1 is a light, moderate cyan. Relative luminance 0.458; OKLCH L 76.5% C 0.114 H 235.5°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#63BEF1
RGB	rgb(99, 190, 241)
HSL	hsl(202, 84%, 67%)
HSV	hsv(202, 59%, 95%)
CMYK	cmyk(58.9%, 21.2%, 0%, 5.5%)
CIE-LAB	lab(73.43, -12.58, -33.48)
CIE-LCH	lch(73.43, 35.77, 249.41°)
OKLab	oklab(76.55% -0.0644 -0.0936)
OKLCH	oklch(76.55% 0.114 235.5)
XYZ	xyz(39.4302, 45.8267, 89.9695)
Luminance	0.4583 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BEF1 #F19663

analogous

#63F1DD #63BEF1 #6377F1

triadic

#63BEF1 #F163BE #BEF163

tetradic

#63BEF1 #DD63F1 #F19663 #77F163

square

#63BEF1 #DD63F1 #F19663 #77F163

split-complementary

#63BEF1 #F16377 #F1DD63

monochromatic

#1286C8 #2BA7EC #63BEF1 #9BD5F6 #D3EDFB

Accessibility & contrast

On white

2.07

#63BEF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#63BEF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BEF1

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BEF1	#FFFFFF	#000000	##000000
##63BEF1	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6BDF3

Deuteranopia (green-blind)

#92AEF0

Tritanopia (blue-blind)

#00CBCF

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #63bef1;
/* rgb */ color: rgb(99, 190, 241);
/* oklch */ color: oklch(76.5% 0.114 235.5);

Tailwind

colors: {
  custom: {
    50: '#9bd1f5',
    500: '#63bef1',
    950: '#000000',
  },
}

SCSS

$custom: #63bef1;
$custom-light: #9bd1f5;
$custom-dark: #000000;

JSON

{
  "hex": "#63bef1",
  "rgb": {
    "r": 99,
    "g": 190,
    "b": 241
  },
  "hsl": {
    "h": 201.549,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.76549,
    "c": 0.11368,
    "h": 235.5
  },
  "luminance": 0.4583
}

Semantic roles & 50–950 ramp

primary

#63BEF1

secondary

#EFD1C1

accent

#5406E0

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #63BEF1

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

Preview Lab → · Contrast checker → · Palette generator →