#684CB7#684CB7

#684CB7 is a mid, vivid violet. Relative luminance 0.115; OKLCH L 50.2% C 0.162 H 291.5°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#684CB7
RGB	rgb(104, 76, 183)
HSL	hsl(256, 43%, 51%)
HSV	hsv(256, 58%, 72%)
CMYK	cmyk(43.2%, 58.5%, 0%, 28.2%)
CIE-LAB	lab(40.46, 37.46, -52.87)
CIE-LCH	lch(40.46, 64.79, 305.32°)
OKLab	oklab(50.24% 0.0595 -0.1506)
OKLCH	oklch(50.24% 0.162 291.5)
XYZ	xyz(16.8383, 11.5303, 46.1290)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684CB7 #9BB74C

analogous

#4C65B7 #684CB7 #9D4CB7

triadic

#684CB7 #B7684C #4CB768

tetradic

#684CB7 #B74C65 #9BB74C #4CB79D

square

#684CB7 #B74C65 #9BB74C #4CB79D

split-complementary

#684CB7 #B79D4C #65B74C

monochromatic

#362761 #4F398D #684CB7 #8D78C9 #B2A3DA

Accessibility & contrast

On white

6.35

#684CB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#684CB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684CB7

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684CB7	#FFFFFF	#000000	##FFFFFF
##684CB7	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BB

Deuteranopia (green-blind)

#105DB5

Tritanopia (blue-blind)

#52647A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #684cb7;
/* rgb */ color: rgb(104, 76, 183);
/* oklch */ color: oklch(50.2% 0.162 291.5);

Tailwind

colors: {
  custom: {
    50: '#987fcd',
    500: '#684cb7',
    950: '#000000',
  },
}

SCSS

$custom: #684cb7;
$custom-light: #987fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#684cb7",
  "rgb": {
    "r": 104,
    "g": 76,
    "b": 183
  },
  "hsl": {
    "h": 255.701,
    "s": 42.629,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50244,
    "c": 0.16195,
    "h": 291.5
  },
  "luminance": 0.11531
}

Semantic roles & 50–950 ramp

primary

#684CB7

secondary

#BBC798

accent

#D255B2

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #684CB7

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

Preview Lab → · Contrast checker → · Palette generator →