#684CB8#684CB8

#684CB8 is a mid, vivid violet. Relative luminance 0.116; OKLCH L 50.3% C 0.163 H 291.4°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#684CB8
RGB	rgb(104, 76, 184)
HSL	hsl(256, 43%, 51%)
HSV	hsv(256, 59%, 72%)
CMYK	cmyk(43.5%, 58.7%, 0%, 27.8%)
CIE-LAB	lab(40.53, 37.74, -53.34)
CIE-LCH	lch(40.53, 65.35, 305.28°)
OKLab	oklab(50.32% 0.0595 -0.152)
OKLCH	oklch(50.32% 0.163 291.4)
XYZ	xyz(16.9427, 11.5721, 46.6791)
Luminance	0.1157 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684CB8 #9CB84C

analogous

#4C66B8 #684CB8 #9E4CB8

triadic

#684CB8 #B8684C #4CB868

tetradic

#684CB8 #B84C66 #9CB84C #4CB89E

square

#684CB8 #B84C66 #9CB84C #4CB89E

split-complementary

#684CB8 #B89E4C #66B84C

monochromatic

#362763 #4F388E #684CB8 #8D78C9 #B2A4DB

Accessibility & contrast

On white

6.34

#684CB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#684CB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684CB8

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684CB8	#FFFFFF	#000000	##FFFFFF
##684CB8	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BC

Deuteranopia (green-blind)

#0C5DB6

Tritanopia (blue-blind)

#51647A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #684cb8;
/* rgb */ color: rgb(104, 76, 184);
/* oklch */ color: oklch(50.3% 0.163 291.4);

Tailwind

colors: {
  custom: {
    50: '#997fce',
    500: '#684cb8',
    950: '#000000',
  },
}

SCSS

$custom: #684cb8;
$custom-light: #997fce;
$custom-dark: #000000;

JSON

{
  "hex": "#684cb8",
  "rgb": {
    "r": 104,
    "g": 76,
    "b": 184
  },
  "hsl": {
    "h": 255.556,
    "s": 43.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.50316,
    "c": 0.16326,
    "h": 291.4
  },
  "luminance": 0.11573
}

Semantic roles & 50–950 ramp

primary

#684CB8

secondary

#BBC898

accent

#D355B2

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #684CB8

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

Preview Lab → · Contrast checker → · Palette generator →