#684CB4#684CB4

#684CB4 is a mid, vivid violet. Relative luminance 0.114; OKLCH L 50.0% C 0.158 H 292.1°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#684CB4
RGB	rgb(104, 76, 180)
HSL	hsl(256, 41%, 50%)
HSV	hsv(256, 58%, 71%)
CMYK	cmyk(42.2%, 57.8%, 0%, 29.4%)
CIE-LAB	lab(40.26, 36.60, -51.43)
CIE-LCH	lch(40.26, 63.12, 305.44°)
OKLab	oklab(50.03% 0.0595 -0.1464)
OKLCH	oklch(50.03% 0.158 292.1)
XYZ	xyz(16.5293, 11.4067, 44.5020)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684CB4 #98B44C

analogous

#4C64B4 #684CB4 #9C4CB4

triadic

#684CB4 #B4684C #4CB468

tetradic

#684CB4 #B44C64 #98B44C #4CB49C

square

#684CB4 #B44C64 #98B44C #4CB49C

split-complementary

#684CB4 #B49C4C #64B44C

monochromatic

#36275E #4F3A89 #684CB4 #8C77C6 #B1A2D8

Accessibility & contrast

On white

6.40

#684CB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#684CB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684CB4

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684CB4	#FFFFFF	#000000	##FFFFFF
##684CB4	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C60B7

Deuteranopia (green-blind)

#185DB2

Tritanopia (blue-blind)

#536378

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #684cb4;
/* rgb */ color: rgb(104, 76, 180);
/* oklch */ color: oklch(50.0% 0.158 292.1);

Tailwind

colors: {
  custom: {
    50: '#987fcb',
    500: '#684cb4',
    950: '#000000',
  },
}

SCSS

$custom: #684cb4;
$custom-light: #987fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#684cb4",
  "rgb": {
    "r": 104,
    "g": 76,
    "b": 180
  },
  "hsl": {
    "h": 256.154,
    "s": 40.945,
    "l": 50.196
  },
  "oklch": {
    "l": 0.5003,
    "c": 0.15804,
    "h": 292.1
  },
  "luminance": 0.11407
}

Semantic roles & 50–950 ramp

primary

#684CB4

secondary

#B9C597

accent

#D157B0

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #684CB4

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

Preview Lab → · Contrast checker → · Palette generator →