#686CC8#686CC8

#686CC8 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.2% C 0.140 H 279.1°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#686CC8
RGB	rgb(104, 108, 200)
HSL	hsl(238, 47%, 60%)
HSV	hsv(238, 48%, 78%)
CMYK	cmyk(48%, 46%, 0%, 21.6%)
CIE-LAB	lab(49.30, 23.16, -48.55)
CIE-LCH	lch(49.30, 53.79, 295.51°)
OKLab	oklab(57.19% 0.0222 -0.1378)
OKLCH	oklch(57.19% 0.14 279.1)
XYZ	xyz(21.4936, 17.8372, 56.9427)
Luminance	0.1784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CC8 #C8C468

analogous

#689CC8 #686CC8 #9468C8

triadic

#686CC8 #C8686C #6CC868

tetradic

#686CC8 #C8689C #C8C468 #68C894

square

#686CC8 #C8689C #C8C468 #68C894

split-complementary

#686CC8 #C89468 #9CC868

monochromatic

#303485 #4146B2 #686CC8 #9598D8 #C2C3E9

Accessibility & contrast

On white

4.60

#686CC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#686CC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #686CC8

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CC8	#FFFFFF	#000000	##FFFFFF
##686CC8	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4679CB

Deuteranopia (green-blind)

#3E72C6

Tritanopia (blue-blind)

#457F90

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #686cc8;
/* rgb */ color: rgb(104, 108, 200);
/* oklch */ color: oklch(57.2% 0.140 279.1);

Tailwind

colors: {
  custom: {
    50: '#9996d9',
    500: '#686cc8',
    950: '#000000',
  },
}

SCSS

$custom: #686cc8;
$custom-light: #9996d9;
$custom-dark: #000000;

JSON

{
  "hex": "#686cc8",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 200
  },
  "hsl": {
    "h": 237.5,
    "s": 46.602,
    "l": 59.608
  },
  "oklch": {
    "l": 0.57188,
    "c": 0.1396,
    "h": 279.1
  },
  "luminance": 0.17838
}

Semantic roles & 50–950 ramp

primary

#686CC8

secondary

#D9D7B3

accent

#D152D6

background

#F9F9FD

surface

#F2F1FA

border

#CCCBD3

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686CC8

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

Preview Lab → · Contrast checker → · Palette generator →