#63BCD8#63BCD8

#63BCD8 is a light, moderate cyan. Relative luminance 0.436; OKLCH L 75.1% C 0.094 H 220.8°. Best body text is #000000 at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#63BCD8
RGB	rgb(99, 188, 216)
HSL	hsl(194, 60%, 62%)
HSV	hsv(194, 54%, 85%)
CMYK	cmyk(54.2%, 13%, 0%, 15.3%)
CIE-LAB	lab(71.94, -18.92, -22.21)
CIE-LCH	lch(71.94, 29.17, 229.57°)
OKLab	oklab(75.06% -0.0712 -0.0616)
OKLCH	oklch(75.06% 0.094 220.8)
XYZ	xyz(35.5187, 43.5737, 71.4912)
Luminance	0.4358 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BCD8 #D87F63

analogous

#63D8BA #63BCD8 #6382D8

triadic

#63BCD8 #D863BC #BCD863

tetradic

#63BCD8 #BA63D8 #D87F63 #82D863

square

#63BCD8 #BA63D8 #D87F63 #82D863

split-complementary

#63BCD8 #D86382 #D8BA63

monochromatic

#277E9A #33A7CB #63BCD8 #94D1E4 #C5E6F0

Accessibility & contrast

On white

2.16

#63BCD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.72

#63BCD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BCD8

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BCD8	#FFFFFF	#000000	##000000
##63BCD8	1.00	2.16	9.72	9.72
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.72	21.00	1.00	1.00
##000000	9.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB8DA

Deuteranopia (green-blind)

#9AABD8

Tritanopia (blue-blind)

#00C5C5

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63bcd8;
/* rgb */ color: rgb(99, 188, 216);
/* oklch */ color: oklch(75.1% 0.094 220.8);

Tailwind

colors: {
  custom: {
    50: '#98d0e4',
    500: '#63bcd8',
    950: '#000000',
  },
}

SCSS

$custom: #63bcd8;
$custom-light: #98d0e4;
$custom-dark: #000000;

JSON

{
  "hex": "#63bcd8",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 216
  },
  "hsl": {
    "h": 194.359,
    "s": 60,
    "l": 61.765
  },
  "oklch": {
    "l": 0.75058,
    "c": 0.09417,
    "h": 220.8
  },
  "luminance": 0.43577
}

Semantic roles & 50–950 ramp

primary

#63BCD8

secondary

#E1C0B6

accent

#461EC8

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #63BCD8

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

Preview Lab → · Contrast checker → · Palette generator →