#634FCD#634FCD

#634FCD is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.9% C 0.187 H 285.1°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#634FCD
RGB	rgb(99, 79, 205)
HSL	hsl(250, 56%, 56%)
HSV	hsv(250, 61%, 80%)
CMYK	cmyk(51.7%, 61.5%, 0%, 19.6%)
CIE-LAB	lab(42.23, 41.13, -62.82)
CIE-LCH	lch(42.23, 75.09, 303.21°)
OKLab	oklab(51.93% 0.0487 -0.1801)
OKLCH	oklch(51.93% 0.187 285.1)
XYZ	xyz(18.9577, 12.6514, 59.1888)
Luminance	0.1265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634FCD #B9CD4F

analogous

#4F7ACD #634FCD #A24FCD

triadic

#634FCD #CD634F #4FCD63

tetradic

#634FCD #CD4F7A #B9CD4F #4FCDA2

square

#634FCD #CD4F7A #B9CD4F #4FCDA2

split-complementary

#634FCD #CDA24F #7ACD4F

monochromatic

#32247E #4531AE #634FCD #8D7FDB #B7AEE8

Accessibility & contrast

On white

5.95

#634FCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#634FCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634FCD

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634FCD	#FFFFFF	#000000	##FFFFFF
##634FCD	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D1

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#396D86

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #634fcd;
/* rgb */ color: rgb(99, 79, 205);
/* oklch */ color: oklch(51.9% 0.187 285.1);

Tailwind

colors: {
  custom: {
    50: '#9881dd',
    500: '#634fcd',
    950: '#000000',
  },
}

SCSS

$custom: #634fcd;
$custom-light: #9881dd;
$custom-dark: #000000;

JSON

{
  "hex": "#634fcd",
  "rgb": {
    "r": 99,
    "g": 79,
    "b": 205
  },
  "hsl": {
    "h": 249.524,
    "s": 55.752,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51927,
    "c": 0.18654,
    "h": 285.1
  },
  "luminance": 0.12652
}

Semantic roles & 50–950 ramp

primary

#634FCD

secondary

#CED6A2

accent

#DF49C7

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #634FCD

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

Preview Lab → · Contrast checker → · Palette generator →