#63BEEB#63BEEB

#63BEEB is a light, moderate cyan. Relative luminance 0.455; OKLCH L 76.3% C 0.108 H 232.1°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#63BEEB
RGB	rgb(99, 190, 235)
HSL	hsl(200, 77%, 65%)
HSV	hsv(200, 58%, 92%)
CMYK	cmyk(57.9%, 19.1%, 0%, 7.8%)
CIE-LAB	lab(73.20, -14.39, -30.59)
CIE-LCH	lch(73.20, 33.81, 244.81°)
OKLab	oklab(76.29% -0.0665 -0.0854)
OKLCH	oklch(76.29% 0.108 232.1)
XYZ	xyz(38.5487, 45.4741, 85.3270)
Luminance	0.4548 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BEEB #EB9063

analogous

#63EBD4 #63BEEB #637AEB

triadic

#63BEEB #EB63BE #BEEB63

tetradic

#63BEEB #D463EB #EB9063 #7AEB63

square

#63BEEB #D463EB #EB9063 #7AEB63

split-complementary

#63BEEB #EB637A #EBD463

monochromatic

#1885BC #2DA7E4 #63BEEB #99D5F2 #CFEBF9

Accessibility & contrast

On white

2.08

#63BEEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#63BEEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BEEB

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BEEB	#FFFFFF	#000000	##000000
##63BEEB	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8BCED

Deuteranopia (green-blind)

#95AEEA

Tritanopia (blue-blind)

#00CACD

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #63beeb;
/* rgb */ color: rgb(99, 190, 235);
/* oklch */ color: oklch(76.3% 0.108 232.1);

Tailwind

colors: {
  custom: {
    50: '#9ad1f1',
    500: '#63beeb',
    950: '#000000',
  },
}

SCSS

$custom: #63beeb;
$custom-light: #9ad1f1;
$custom-dark: #000000;

JSON

{
  "hex": "#63beeb",
  "rgb": {
    "r": 99,
    "g": 190,
    "b": 235
  },
  "hsl": {
    "h": 199.853,
    "s": 77.273,
    "l": 65.49
  },
  "oklch": {
    "l": 0.76291,
    "c": 0.10822,
    "h": 232.1
  },
  "luminance": 0.45478
}

Semantic roles & 50–950 ramp

primary

#63BEEB

secondary

#ECCDBE

accent

#500CDA

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1416

muted

#7F8284

Preview Lab

Preview with #63BEEB

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

Preview Lab → · Contrast checker → · Palette generator →