#684CB2#684CB2

#684CB2 is a mid, vivid violet. Relative luminance 0.113; OKLCH L 49.9% C 0.155 H 292.5°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#684CB2
RGB	rgb(104, 76, 178)
HSL	hsl(256, 40%, 50%)
HSV	hsv(256, 57%, 70%)
CMYK	cmyk(41.6%, 57.3%, 0%, 30.2%)
CIE-LAB	lab(40.12, 36.03, -50.46)
CIE-LCH	lch(40.12, 62.01, 305.53°)
OKLab	oklab(49.89% 0.0595 -0.1436)
OKLCH	oklch(49.89% 0.155 292.5)
XYZ	xyz(16.3271, 11.3258, 43.4367)
Luminance	0.1133 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684CB2 #96B24C

analogous

#4C63B2 #684CB2 #9B4CB2

triadic

#684CB2 #B2684C #4CB268

tetradic

#684CB2 #B24C63 #96B24C #4CB29B

square

#684CB2 #B24C63 #96B24C #4CB29B

split-complementary

#684CB2 #B29B4C #63B24C

monochromatic

#36275C #4F3A87 #684CB2 #8C76C5 #B0A1D7

Accessibility & contrast

On white

6.43

#684CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#684CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684CB2

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684CB2	#FFFFFF	#000000	##FFFFFF
##684CB2	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1260B5

Deuteranopia (green-blind)

#1C5DB0

Tritanopia (blue-blind)

#546277

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #684cb2;
/* rgb */ color: rgb(104, 76, 178);
/* oklch */ color: oklch(49.9% 0.155 292.5);

Tailwind

colors: {
  custom: {
    50: '#987fca',
    500: '#684cb2',
    950: '#000000',
  },
}

SCSS

$custom: #684cb2;
$custom-light: #987fca;
$custom-dark: #000000;

JSON

{
  "hex": "#684cb2",
  "rgb": {
    "r": 104,
    "g": 76,
    "b": 178
  },
  "hsl": {
    "h": 256.471,
    "s": 40.157,
    "l": 49.804
  },
  "oklch": {
    "l": 0.4989,
    "c": 0.15542,
    "h": 292.5
  },
  "luminance": 0.11326
}

Semantic roles & 50–950 ramp

primary

#684CB2

secondary

#B7C496

accent

#D058AF

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #684CB2

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

Preview Lab → · Contrast checker → · Palette generator →