#63BEF3#63BEF3

#63BEF3 is a light, moderate cyan. Relative luminance 0.460; OKLCH L 76.6% C 0.116 H 236.5°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#63BEF3
RGB	rgb(99, 190, 243)
HSL	hsl(202, 86%, 67%)
HSV	hsv(202, 59%, 95%)
CMYK	cmyk(59.3%, 21.8%, 0%, 4.7%)
CIE-LAB	lab(73.51, -11.97, -34.44)
CIE-LCH	lch(73.51, 36.46, 250.83°)
OKLab	oklab(76.64% -0.0638 -0.0964)
OKLCH	oklch(76.64% 0.116 236.5)
XYZ	xyz(39.7306, 45.9468, 91.5515)
Luminance	0.4595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BEF3 #F39863

analogous

#63F3E0 #63BEF3 #6376F3

triadic

#63BEF3 #F363BE #BEF363

tetradic

#63BEF3 #E063F3 #F39863 #76F363

square

#63BEF3 #E063F3 #F39863 #76F363

split-complementary

#63BEF3 #F36376 #F3E063

monochromatic

#1087CC #2AA6EF #63BEF3 #9CD6F7 #D5EDFC

Accessibility & contrast

On white

2.06

#63BEF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#63BEF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BEF3

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BEF3	#FFFFFF	#000000	##000000
##63BEF3	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5BDF6

Deuteranopia (green-blind)

#91AEF2

Tritanopia (blue-blind)

#00CCD0

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #63bef3;
/* rgb */ color: rgb(99, 190, 243);
/* oklch */ color: oklch(76.6% 0.116 236.5);

Tailwind

colors: {
  custom: {
    50: '#9bd1f7',
    500: '#63bef3',
    950: '#000000',
  },
}

SCSS

$custom: #63bef3;
$custom-light: #9bd1f7;
$custom-dark: #000000;

JSON

{
  "hex": "#63bef3",
  "rgb": {
    "r": 99,
    "g": 190,
    "b": 243
  },
  "hsl": {
    "h": 202.083,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.76637,
    "c": 0.11558,
    "h": 236.5
  },
  "luminance": 0.45951
}

Semantic roles & 50–950 ramp

primary

#63BEF3

secondary

#F0D3C2

accent

#5503E2

background

#FAFCFF

surface

#F4F9FE

border

#CED2D6

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #63BEF3

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

Preview Lab → · Contrast checker → · Palette generator →