#684EB4#684EB4

#684EB4 is a mid, vivid violet. Relative luminance 0.117; OKLCH L 50.4% C 0.155 H 291.6°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#684EB4
RGB	rgb(104, 78, 180)
HSL	hsl(255, 40%, 51%)
HSV	hsv(255, 57%, 71%)
CMYK	cmyk(42.2%, 56.7%, 0%, 29.4%)
CIE-LAB	lab(40.71, 35.42, -50.69)
CIE-LCH	lch(40.71, 61.84, 304.94°)
OKLab	oklab(50.37% 0.0571 -0.1442)
OKLCH	oklch(50.37% 0.155 291.6)
XYZ	xyz(16.6693, 11.6866, 44.5486)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684EB4 #9AB44E

analogous

#4E67B4 #684EB4 #9B4EB4

triadic

#684EB4 #B4684E #4EB468

tetradic

#684EB4 #B44E67 #9AB44E #4EB49B

square

#684EB4 #B44E67 #9AB44E #4EB49B

split-complementary

#684EB4 #B49B4E #67B44E

monochromatic

#36285F #4F3B8A #684EB4 #8D79C6 #B1A4D8

Accessibility & contrast

On white

6.29

#684EB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#684EB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684EB4

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684EB4	#FFFFFF	#000000	##FFFFFF
##684EB4	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1662B7

Deuteranopia (green-blind)

#1D5EB2

Tritanopia (blue-blind)

#536479

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #684eb4;
/* rgb */ color: rgb(104, 78, 180);
/* oklch */ color: oklch(50.4% 0.155 291.6);

Tailwind

colors: {
  custom: {
    50: '#9880cb',
    500: '#684eb4',
    950: '#000000',
  },
}

SCSS

$custom: #684eb4;
$custom-light: #9880cb;
$custom-dark: #000000;

JSON

{
  "hex": "#684eb4",
  "rgb": {
    "r": 104,
    "g": 78,
    "b": 180
  },
  "hsl": {
    "h": 255.294,
    "s": 40.476,
    "l": 50.588
  },
  "oklch": {
    "l": 0.50367,
    "c": 0.15513,
    "h": 291.6
  },
  "luminance": 0.11687
}

Semantic roles & 50–950 ramp

primary

#684EB4

secondary

#BAC698

accent

#D057B2

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #684EB4

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

Preview Lab → · Contrast checker → · Palette generator →