#63B0DC#63B0DC

#63B0DC is a light, moderate cyan. Relative luminance 0.389; OKLCH L 72.5% C 0.100 H 235.5°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#63B0DC
RGB	rgb(99, 176, 220)
HSL	hsl(202, 63%, 63%)
HSV	hsv(202, 55%, 86%)
CMYK	cmyk(55%, 20%, 0%, 13.7%)
CIE-LAB	lab(68.66, -11.41, -29.43)
CIE-LCH	lch(68.66, 31.56, 248.81°)
OKLab	oklab(72.49% -0.0565 -0.0821)
OKLCH	oklch(72.49% 0.1 235.5)
XYZ	xyz(33.5844, 38.8677, 73.4286)
Luminance	0.3887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B0DC #DC8F63

analogous

#63DCCB #63B0DC #6374DC

triadic

#63B0DC #DC63B0 #B0DC63

tetradic

#63B0DC #CB63DC #DC8F63 #74DC63

square

#63B0DC #CB63DC #DC8F63 #74DC63

split-complementary

#63B0DC #DC6374 #DCCB63

monochromatic

#2473A1 #3197D1 #63B0DC #95C9E7 #C7E3F2

Accessibility & contrast

On white

2.39

#63B0DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#63B0DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B0DC

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B0DC	#FFFFFF	#000000	##000000
##63B0DC	1.00	2.39	8.77	8.77
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BAFDE

Deuteranopia (green-blind)

#8BA2DB

Tritanopia (blue-blind)

#00BCBF

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #63b0dc;
/* rgb */ color: rgb(99, 176, 220);
/* oklch */ color: oklch(72.5% 0.100 235.5);

Tailwind

colors: {
  custom: {
    50: '#98c7e7',
    500: '#63b0dc',
    950: '#000000',
  },
}

SCSS

$custom: #63b0dc;
$custom-light: #98c7e7;
$custom-dark: #000000;

JSON

{
  "hex": "#63b0dc",
  "rgb": {
    "r": 99,
    "g": 176,
    "b": 220
  },
  "hsl": {
    "h": 201.818,
    "s": 63.351,
    "l": 62.549
  },
  "oklch": {
    "l": 0.72488,
    "c": 0.09966,
    "h": 235.5
  },
  "luminance": 0.38871
}

Semantic roles & 50–950 ramp

primary

#63B0DC

secondary

#E3C7B7

accent

#5B1ACB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #63B0DC

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

Preview Lab → · Contrast checker → · Palette generator →