#634ECC#634ECC

#634ECC is a mid, vivid violet. Relative luminance 0.125; OKLCH L 51.7% C 0.187 H 285.5°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#634ECC
RGB	rgb(99, 78, 204)
HSL	hsl(250, 55%, 55%)
HSV	hsv(250, 62%, 80%)
CMYK	cmyk(51.5%, 61.8%, 0%, 20%)
CIE-LAB	lab(41.94, 41.41, -62.73)
CIE-LCH	lch(41.94, 75.16, 303.43°)
OKLab	oklab(51.69% 0.0498 -0.1798)
OKLCH	oklch(51.69% 0.187 285.5)
XYZ	xyz(18.7658, 12.4601, 58.5313)
Luminance	0.1246 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634ECC #B7CC4E

analogous

#4E78CC #634ECC #A24ECC

triadic

#634ECC #CC634E #4ECC63

tetradic

#634ECC #CC4E78 #B7CC4E #4ECCA2

square

#634ECC #CC4E78 #B7CC4E #4ECCA2

split-complementary

#634ECC #CCA24E #78CC4E

monochromatic

#32247C #4631AB #634ECC #8D7EDA #B7ADE7

Accessibility & contrast

On white

6.01

#634ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#634ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634ECC

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634ECC	#FFFFFF	#000000	##FFFFFF
##634ECC	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D0

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#3A6C86

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #634ecc;
/* rgb */ color: rgb(99, 78, 204);
/* oklch */ color: oklch(51.7% 0.187 285.5);

Tailwind

colors: {
  custom: {
    50: '#9880dc',
    500: '#634ecc',
    950: '#000000',
  },
}

SCSS

$custom: #634ecc;
$custom-light: #9880dc;
$custom-dark: #000000;

JSON

{
  "hex": "#634ecc",
  "rgb": {
    "r": 99,
    "g": 78,
    "b": 204
  },
  "hsl": {
    "h": 250,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.51688,
    "c": 0.18655,
    "h": 285.5
  },
  "luminance": 0.12461
}

Semantic roles & 50–950 ramp

primary

#634ECC

secondary

#CCD5A1

accent

#DF49C6

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #634ECC

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

Preview Lab → · Contrast checker → · Palette generator →