#63A5CF#63A5CF

#63A5CF is a light, moderate cyan. Relative luminance 0.341; OKLCH L 69.4% C 0.092 H 238.0°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#63A5CF
RGB	rgb(99, 165, 207)
HSL	hsl(203, 53%, 60%)
HSV	hsv(203, 52%, 81%)
CMYK	cmyk(52.2%, 20.3%, 0%, 18.8%)
CIE-LAB	lab(65.01, -9.30, -27.87)
CIE-LCH	lch(65.01, 29.38, 251.54°)
OKLab	oklab(69.44% -0.0486 -0.0777)
OKLCH	oklch(69.44% 0.092 238)
XYZ	xyz(29.8591, 34.0655, 64.0212)
Luminance	0.3407 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A5CF #CF8D63

analogous

#63CFC3 #63A5CF #636FCF

triadic

#63A5CF #CF63A5 #A5CF63

tetradic

#63A5CF #C363CF #CF8D63 #6FCF63

square

#63A5CF #C363CF #CF8D63 #6FCF63

split-complementary

#63A5CF #CF636F #CFC363

monochromatic

#2B678C #3A89BB #63A5CF #92C0DD #C1DBEC

Accessibility & contrast

On white

2.69

#63A5CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#63A5CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A5CF

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A5CF	#FFFFFF	#000000	##000000
##63A5CF	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A4D1

Deuteranopia (green-blind)

#8399CE

Tritanopia (blue-blind)

#22B0B3

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #63a5cf;
/* rgb */ color: rgb(99, 165, 207);
/* oklch */ color: oklch(69.4% 0.092 238.0);

Tailwind

colors: {
  custom: {
    50: '#96bfdd',
    500: '#63a5cf',
    950: '#000000',
  },
}

SCSS

$custom: #63a5cf;
$custom-light: #96bfdd;
$custom-dark: #000000;

JSON

{
  "hex": "#63a5cf",
  "rgb": {
    "r": 99,
    "g": 165,
    "b": 207
  },
  "hsl": {
    "h": 203.333,
    "s": 52.941,
    "l": 60
  },
  "oklch": {
    "l": 0.69436,
    "c": 0.09161,
    "h": 238
  },
  "luminance": 0.34068
}

Semantic roles & 50–950 ramp

primary

#63A5CF

secondary

#DCC2B2

accent

#844BDC

background

#F9FBFD

surface

#F2F7FB

border

#CCD0D4

text

#0E1215

muted

#7E8183

Preview Lab

Preview with #63A5CF

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

Preview Lab → · Contrast checker → · Palette generator →