#684EF7#684EF7

#684EF7 is a mid, highly saturated blue. Relative luminance 0.151; OKLCH L 55.6% C 0.238 H 282.4°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#684EF7
RGB	rgb(104, 78, 247)
HSL	hsl(249, 91%, 64%)
HSV	hsv(249, 68%, 97%)
CMYK	cmyk(57.9%, 68.4%, 0%, 3.1%)
CIE-LAB	lab(45.78, 55.00, -80.88)
CIE-LCH	lch(45.78, 97.81, 304.21°)
OKLab	oklab(55.63% 0.0512 -0.2329)
OKLCH	oklch(55.63% 0.238 282.4)
XYZ	xyz(25.2166, 15.1056, 89.5645)
Luminance	0.1511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#684EF7 #DDF74E

analogous

#4E88F7 #684EF7 #BC4EF7

triadic

#684EF7 #F7684E #4EF768

tetradic

#684EF7 #F74E88 #DDF74E #4EF7BC

square

#684EF7 #F74E88 #DDF74E #4EF7BC

split-complementary

#684EF7 #F7BC4E #88F74E

monochromatic

#2509C2 #3613F4 #684EF7 #9A89FA #CCC3FC

Accessibility & contrast

On white

5.22

#684EF7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#684EF7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #684EF7

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##684EF7	#FFFFFF	#000000	##FFFFFF
##684EF7	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072FC

Deuteranopia (green-blind)

#0066F4

Tritanopia (blue-blind)

#067B9D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #684ef7;
/* rgb */ color: rgb(104, 78, 247);
/* oklch */ color: oklch(55.6% 0.238 282.4);

Tailwind

colors: {
  custom: {
    50: '#a182fb',
    500: '#684ef7',
    950: '#000000',
  },
}

SCSS

$custom: #684ef7;
$custom-light: #a182fb;
$custom-dark: #000000;

JSON

{
  "hex": "#684ef7",
  "rgb": {
    "r": 104,
    "g": 78,
    "b": 247
  },
  "hsl": {
    "h": 249.231,
    "s": 91.351,
    "l": 63.725
  },
  "oklch": {
    "l": 0.55628,
    "c": 0.23849,
    "h": 282.4
  },
  "luminance": 0.15107
}

Semantic roles & 50–950 ramp

primary

#684EF7

secondary

#E5EEB3

accent

#E600C2

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#100B18

muted

#7F7C86

Preview Lab

Preview with #684EF7

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

Preview Lab → · Contrast checker → · Palette generator →