#684BB9#684BB9

#684BB9 is a mid, vivid violet. Relative luminance 0.115; OKLCH L 50.2% C 0.166 H 291.4°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#684BB9
RGB	rgb(104, 75, 185)
HSL	hsl(256, 44%, 51%)
HSV	hsv(256, 59%, 73%)
CMYK	cmyk(43.8%, 59.5%, 0%, 27.5%)
CIE-LAB	lab(40.37, 38.61, -54.18)
CIE-LCH	lch(40.37, 66.53, 305.48°)
OKLab	oklab(50.22% 0.0606 -0.1545)
OKLCH	oklch(50.22% 0.166 291.4)
XYZ	xyz(16.9795, 11.4775, 47.2103)
Luminance	0.1148 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.39

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684BB9 #9CB94B

analogous

#4B65B9 #684BB9 #9F4BB9

triadic

#684BB9 #B9684B #4BB968

tetradic

#684BB9 #B94B65 #9CB94B #4BB99F

square

#684BB9 #B94B65 #9CB94B #4BB99F

split-complementary

#684BB9 #B99F4B #65B94B

monochromatic

#362763 #4F388F #684BB9 #8D77CA #B2A3DB

Accessibility & contrast

On white

6.37

#684BB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#684BB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684BB9

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684BB9	#FFFFFF	#000000	##FFFFFF
##684BB9	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BD

Deuteranopia (green-blind)

#035DB7

Tritanopia (blue-blind)

#51647B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #684bb9;
/* rgb */ color: rgb(104, 75, 185);
/* oklch */ color: oklch(50.2% 0.166 291.4);

Tailwind

colors: {
  custom: {
    50: '#997ecf',
    500: '#684bb9',
    950: '#000000',
  },
}

SCSS

$custom: #684bb9;
$custom-light: #997ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#684bb9",
  "rgb": {
    "r": 104,
    "g": 75,
    "b": 185
  },
  "hsl": {
    "h": 255.818,
    "s": 44,
    "l": 50.98
  },
  "oklch": {
    "l": 0.50224,
    "c": 0.16597,
    "h": 291.4
  },
  "luminance": 0.11478
}

Semantic roles & 50–950 ramp

primary

#684BB9

secondary

#BBC898

accent

#D454B2

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #684BB9

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

Preview Lab → · Contrast checker → · Palette generator →