#63BEEC#63BEEC

#63BEEC is a light, moderate cyan. Relative luminance 0.455; OKLCH L 76.3% C 0.109 H 232.7°. Best body text is #000000 at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#63BEEC
RGB	rgb(99, 190, 236)
HSL	hsl(200, 78%, 66%)
HSV	hsv(200, 58%, 93%)
CMYK	cmyk(58.1%, 19.5%, 0%, 7.5%)
CIE-LAB	lab(73.24, -14.09, -31.08)
CIE-LCH	lch(73.24, 34.12, 245.61°)
OKLab	oklab(76.33% -0.0661 -0.0868)
OKLCH	oklch(76.33% 0.109 232.7)
XYZ	xyz(38.6936, 45.5320, 86.0901)
Luminance	0.4554 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BEEC #EC9163

analogous

#63ECD5 #63BEEC #6379EC

triadic

#63BEEC #EC63BE #BEEC63

tetradic

#63BEEC #D563EC #EC9163 #79EC63

square

#63BEEC #D563EC #EC9163 #79EC63

split-complementary

#63BEEC #EC6379 #ECD563

monochromatic

#1786BE #2CA7E5 #63BEEC #9AD5F3 #D0EBF9

Accessibility & contrast

On white

2.08

#63BEEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.11

#63BEEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BEEC

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BEEC	#FFFFFF	#000000	##000000
##63BEEC	1.00	2.08	10.11	10.11
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.11	21.00	1.00	1.00
##000000	10.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8BCEE

Deuteranopia (green-blind)

#94AEEB

Tritanopia (blue-blind)

#00CACD

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #63beec;
/* rgb */ color: rgb(99, 190, 236);
/* oklch */ color: oklch(76.3% 0.109 232.7);

Tailwind

colors: {
  custom: {
    50: '#9ad1f2',
    500: '#63beec',
    950: '#000000',
  },
}

SCSS

$custom: #63beec;
$custom-light: #9ad1f2;
$custom-dark: #000000;

JSON

{
  "hex": "#63beec",
  "rgb": {
    "r": 99,
    "g": 190,
    "b": 236
  },
  "hsl": {
    "h": 200.146,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.76333,
    "c": 0.1091,
    "h": 232.7
  },
  "luminance": 0.45536
}

Semantic roles & 50–950 ramp

primary

#63BEEC

secondary

#ECCEBF

accent

#510BDB

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #63BEEC

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

Preview Lab → · Contrast checker → · Palette generator →