#684BB1#684BB1

#684BB1 is a mid, vivid violet. Relative luminance 0.112; OKLCH L 49.7% C 0.156 H 293.0°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#684BB1
RGB	rgb(104, 75, 177)
HSL	hsl(257, 40%, 49%)
HSV	hsv(257, 58%, 69%)
CMYK	cmyk(41.2%, 57.6%, 0%, 30.6%)
CIE-LAB	lab(39.83, 36.34, -50.35)
CIE-LCH	lch(39.83, 62.09, 305.82°)
OKLab	oklab(49.65% 0.0607 -0.1432)
OKLCH	oklch(49.65% 0.156 293)
XYZ	xyz(16.1587, 11.1491, 42.8871)
Luminance	0.1115 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684BB1 #94B14B

analogous

#4B61B1 #684BB1 #9B4BB1

triadic

#684BB1 #B1684B #4BB168

tetradic

#684BB1 #B14B61 #94B14B #4BB19B

square

#684BB1 #B14B61 #94B14B #4BB19B

split-complementary

#684BB1 #B19B4B #61B14B

monochromatic

#35275B #4F3986 #684BB1 #8B75C4 #AFA0D7

Accessibility & contrast

On white

6.50

#684BB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#684BB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684BB1

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684BB1	#FFFFFF	#000000	##FFFFFF
##684BB1	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#105FB4

Deuteranopia (green-blind)

#1B5CAF

Tritanopia (blue-blind)

#556177

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #684bb1;
/* rgb */ color: rgb(104, 75, 177);
/* oklch */ color: oklch(49.7% 0.156 293.0);

Tailwind

colors: {
  custom: {
    50: '#987ec9',
    500: '#684bb1',
    950: '#000000',
  },
}

SCSS

$custom: #684bb1;
$custom-light: #987ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#684bb1",
  "rgb": {
    "r": 104,
    "g": 75,
    "b": 177
  },
  "hsl": {
    "h": 257.059,
    "s": 40.476,
    "l": 49.412
  },
  "oklch": {
    "l": 0.49652,
    "c": 0.15557,
    "h": 293
  },
  "luminance": 0.1115
}

Semantic roles & 50–950 ramp

primary

#684BB1

secondary

#B6C394

accent

#D057AE

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0E0A13

muted

#7E7C82

Preview Lab

Preview with #684BB1

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

Preview Lab → · Contrast checker → · Palette generator →