#63C0F1#63C0F1

#63C0F1 is a light, moderate cyan. Relative luminance 0.467; OKLCH L 77.0% C 0.113 H 233.9°. Best body text is #000000 at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#63C0F1
RGB	rgb(99, 192, 241)
HSL	hsl(201, 84%, 67%)
HSV	hsv(201, 59%, 95%)
CMYK	cmyk(58.9%, 20.3%, 0%, 5.5%)
CIE-LAB	lab(74.00, -13.64, -32.61)
CIE-LCH	lch(74.00, 35.35, 247.30°)
OKLab	oklab(77% -0.0665 -0.0911)
OKLCH	oklch(77% 0.113 233.9)
XYZ	xyz(39.8664, 46.6990, 90.1149)
Luminance	0.4670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C0F1 #F19463

analogous

#63F1DB #63C0F1 #6379F1

triadic

#63C0F1 #F163C0 #C0F163

tetradic

#63C0F1 #DB63F1 #F19463 #79F163

square

#63C0F1 #DB63F1 #F19463 #79F163

split-complementary

#63C0F1 #F16379 #F1DB63

monochromatic

#1289C8 #2BA9EC #63C0F1 #9BD7F6 #D3EDFB

Accessibility & contrast

On white

2.03

#63C0F1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.34

#63C0F1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C0F1

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C0F1	#FFFFFF	#000000	##000000
##63C0F1	1.00	2.03	10.34	10.34
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.34	21.00	1.00	1.00
##000000	10.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8BEF3

Deuteranopia (green-blind)

#95AFF0

Tritanopia (blue-blind)

#00CDD0

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #63c0f1;
/* rgb */ color: rgb(99, 192, 241);
/* oklch */ color: oklch(77.0% 0.113 233.9);

Tailwind

colors: {
  custom: {
    50: '#9bd3f5',
    500: '#63c0f1',
    950: '#000000',
  },
}

SCSS

$custom: #63c0f1;
$custom-light: #9bd3f5;
$custom-dark: #000000;

JSON

{
  "hex": "#63c0f1",
  "rgb": {
    "r": 99,
    "g": 192,
    "b": 241
  },
  "hsl": {
    "h": 200.704,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.76997,
    "c": 0.11285,
    "h": 233.9
  },
  "luminance": 0.46703
}

Semantic roles & 50–950 ramp

primary

#63C0F1

secondary

#EFD1C1

accent

#5106E0

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #63C0F1

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

Preview Lab → · Contrast checker → · Palette generator →