#684EB5#684EB5

#684EB5 is a mid, vivid violet. Relative luminance 0.117; OKLCH L 50.4% C 0.156 H 291.4°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#684EB5
RGB	rgb(104, 78, 181)
HSL	hsl(255, 41%, 51%)
HSV	hsv(255, 57%, 71%)
CMYK	cmyk(42.5%, 56.9%, 0%, 29%)
CIE-LAB	lab(40.78, 35.70, -51.18)
CIE-LCH	lch(40.78, 62.40, 304.90°)
OKLab	oklab(50.44% 0.0571 -0.1457)
OKLCH	oklch(50.44% 0.156 291.4)
XYZ	xyz(16.7715, 11.7275, 45.0871)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684EB5 #9BB54E

analogous

#4E67B5 #684EB5 #9C4EB5

triadic

#684EB5 #B5684E #4EB568

tetradic

#684EB5 #B54E67 #9BB54E #4EB59C

square

#684EB5 #B54E67 #9BB54E #4EB59C

split-complementary

#684EB5 #B59C4E #67B54E

monochromatic

#362860 #4F3A8B #684EB5 #8D79C7 #B2A4D9

Accessibility & contrast

On white

6.28

#684EB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#684EB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684EB5

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684EB5	#FFFFFF	#000000	##FFFFFF
##684EB5	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1362B8

Deuteranopia (green-blind)

#1B5EB3

Tritanopia (blue-blind)

#52647A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #684eb5;
/* rgb */ color: rgb(104, 78, 181);
/* oklch */ color: oklch(50.4% 0.156 291.4);

Tailwind

colors: {
  custom: {
    50: '#9880cc',
    500: '#684eb5',
    950: '#000000',
  },
}

SCSS

$custom: #684eb5;
$custom-light: #9880cc;
$custom-dark: #000000;

JSON

{
  "hex": "#684eb5",
  "rgb": {
    "r": 104,
    "g": 78,
    "b": 181
  },
  "hsl": {
    "h": 255.146,
    "s": 41.036,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50437,
    "c": 0.15646,
    "h": 291.4
  },
  "luminance": 0.11728
}

Semantic roles & 50–950 ramp

primary

#684EB5

secondary

#BBC699

accent

#D157B2

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #684EB5

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

Preview Lab → · Contrast checker → · Palette generator →