#63BAE7#63BAE7

#63BAE7 is a light, moderate cyan. Relative luminance 0.435; OKLCH L 75.2% C 0.106 H 233.1°. Best body text is #000000 at 9.71:1 contrast (WCAG AA passes).

Color values

HEX#63BAE7
RGBrgb(99, 186, 231)
HSLhsl(200, 73%, 65%)
HSVhsv(200, 57%, 91%)
CMYKcmyk(57.1%, 19.5%, 0%, 9.4%)
CIE-LABlab(71.92, -13.47, -30.40)
CIE-LCHlch(71.92, 33.25, 246.11°)
OKLaboklab(75.22% -0.0636 -0.0849)
OKLCHoklch(75.22% 0.106 233.1)
XYZxyz(37.1228, 43.5365, 82.0329)
Luminance0.4354 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63BAE7 #E79063
analogous
#63E7D2 #63BAE7 #6378E7
triadic
#63BAE7 #E763BA #BAE763
tetradic
#63BAE7 #D263E7 #E79063 #78E763
square
#63BAE7 #D263E7 #E79063 #78E763
split-complementary
#63BAE7 #E76378 #E7D263
monochromatic
#1C80B4 #2EA3DF #63BAE7 #98D1EF #CDE9F7

Accessibility & contrast

On white

2.16
#63BAE7 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.71
#63BAE7 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BAE7
9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63BAE7#FFFFFF#000000##000000
##63BAE71.002.169.719.71
#FFFFFF2.161.0021.0021.00
#0000009.7121.001.001.00
##0000009.7121.001.001.00

Color blindness preview

Protanopia (red-blind)
#A4B8E9
Deuteranopia (green-blind)
#92AAE6
Tritanopia (blue-blind)
#00C6C9
Achromatopsia (no color)
#B0B0B0

Design tokens & code

CSS
--color: #63bae7;
/* rgb */ color: rgb(99, 186, 231);
/* oklch */ color: oklch(75.2% 0.106 233.1);
Tailwind
colors: {
  custom: {
    50: '#99ceee',
    500: '#63bae7',
    950: '#000000',
  },
}
SCSS
$custom: #63bae7;
$custom-light: #99ceee;
$custom-dark: #000000;
JSON
{
  "hex": "#63bae7",
  "rgb": {
    "r": 99,
    "g": 186,
    "b": 231
  },
  "hsl": {
    "h": 200.455,
    "s": 73.333,
    "l": 64.706
  },
  "oklch": {
    "l": 0.75218,
    "c": 0.10605,
    "h": 233.1
  },
  "luminance": 0.4354
}

Semantic roles & 50–950 ramp

primary
#63BAE7
secondary
#EACCBC
accent
#5310D5
background
#FAFCFE
surface
#F3F9FD
border
#CDD2D5
text
#0F1316
muted
#7F8284

Preview Lab

Preview with #63BAE7

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

Preview Lab → · Contrast checker → · Palette generator →

#63BAE7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva