#63BCD7#63BCD7

#63BCD7 is a light, moderate cyan. Relative luminance 0.435; OKLCH L 75.0% C 0.094 H 220.0°. Best body text is #000000 at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#63BCD7
RGB	rgb(99, 188, 215)
HSL	hsl(194, 59%, 62%)
HSV	hsv(194, 54%, 84%)
CMYK	cmyk(54%, 12.6%, 0%, 15.7%)
CIE-LAB	lab(71.91, -19.21, -21.71)
CIE-LCH	lch(71.91, 28.99, 228.51°)
OKLab	oklab(75.02% -0.0716 -0.0602)
OKLCH	oklch(75.02% 0.094 220)
XYZ	xyz(35.3898, 43.5222, 70.8124)
Luminance	0.4353 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BCD7 #D77E63

analogous

#63D7B8 #63BCD7 #6382D7

triadic

#63BCD7 #D763BC #BCD763

tetradic

#63BCD7 #B863D7 #D77E63 #82D763

square

#63BCD7 #B863D7 #D77E63 #82D763

split-complementary

#63BCD7 #D76382 #D7B863

monochromatic

#277E98 #34A6C9 #63BCD7 #94D1E3 #C4E6F0

Accessibility & contrast

On white

2.16

#63BCD7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.71

#63BCD7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BCD7

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BCD7	#FFFFFF	#000000	##000000
##63BCD7	1.00	2.16	9.71	9.71
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.71	21.00	1.00	1.00
##000000	9.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB8D8

Deuteranopia (green-blind)

#9AABD7

Tritanopia (blue-blind)

#00C5C4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63bcd7;
/* rgb */ color: rgb(99, 188, 215);
/* oklch */ color: oklch(75.0% 0.094 220.0);

Tailwind

colors: {
  custom: {
    50: '#98d0e3',
    500: '#63bcd7',
    950: '#000000',
  },
}

SCSS

$custom: #63bcd7;
$custom-light: #98d0e3;
$custom-dark: #000000;

JSON

{
  "hex": "#63bcd7",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 215
  },
  "hsl": {
    "h": 193.966,
    "s": 59.184,
    "l": 61.569
  },
  "oklch": {
    "l": 0.75018,
    "c": 0.09356,
    "h": 220
  },
  "luminance": 0.43525
}

Semantic roles & 50–950 ramp

primary

#63BCD7

secondary

#E0BFB5

accent

#461FC7

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #63BCD7

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

Preview Lab → · Contrast checker → · Palette generator →