#684ECB#684ECB

#684ECB is a mid, vivid violet. Relative luminance 0.127; OKLCH L 52.0% C 0.185 H 287.8°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#684ECB
RGB	rgb(104, 78, 203)
HSL	hsl(252, 55%, 55%)
HSV	hsv(252, 62%, 80%)
CMYK	cmyk(48.8%, 61.6%, 0%, 20.4%)
CIE-LAB	lab(42.31, 42.08, -61.52)
CIE-LCH	lch(42.31, 74.54, 304.37°)
OKLab	oklab(52.05% 0.0564 -0.1761)
OKLCH	oklch(52.05% 0.185 287.8)
XYZ	xyz(19.2097, 12.7028, 57.9280)
Luminance	0.1270 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684ECB #B1CB4E

analogous

#4E72CB #684ECB #A64ECB

triadic

#684ECB #CB684E #4ECB68

tetradic

#684ECB #CB4E72 #B1CB4E #4ECBA6

square

#684ECB #CB4E72 #B1CB4E #4ECBA6

split-complementary

#684ECB #CBA64E #72CB4E

monochromatic

#36247B #4B32AA #684ECB #907DD9 #B9ADE7

Accessibility & contrast

On white

5.93

#684ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#684ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684ECB

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684ECB	#FFFFFF	#000000	##FFFFFF
##684ECB	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CF

Deuteranopia (green-blind)

#0061C8

Tritanopia (blue-blind)

#466B85

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #684ecb;
/* rgb */ color: rgb(104, 78, 203);
/* oklch */ color: oklch(52.0% 0.185 287.8);

Tailwind

colors: {
  custom: {
    50: '#9b81dc',
    500: '#684ecb',
    950: '#000000',
  },
}

SCSS

$custom: #684ecb;
$custom-light: #9b81dc;
$custom-dark: #000000;

JSON

{
  "hex": "#684ecb",
  "rgb": {
    "r": 104,
    "g": 78,
    "b": 203
  },
  "hsl": {
    "h": 252.48,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.52047,
    "c": 0.1849,
    "h": 287.8
  },
  "luminance": 0.12704
}

Semantic roles & 50–950 ramp

primary

#684ECB

secondary

#CAD5A0

accent

#DE4ABF

background

#FAF7FD

surface

#F3EEFB

border

#CDC9D4

text

#0F0A15

muted

#7F7C83

Preview Lab

Preview with #684ECB

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

Preview Lab → · Contrast checker → · Palette generator →