#686CCB#686CCB

#686CCB is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.4% C 0.144 H 279.0°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#686CCB
RGB	rgb(104, 108, 203)
HSL	hsl(238, 49%, 60%)
HSV	hsv(238, 49%, 80%)
CMYK	cmyk(48.8%, 46.8%, 0%, 20.4%)
CIE-LAB	lab(49.47, 24.09, -49.99)
CIE-LCH	lch(49.47, 55.49, 295.72°)
OKLab	oklab(57.37% 0.0226 -0.1421)
OKLCH	oklch(57.37% 0.144 279)
XYZ	xyz(21.8477, 17.9788, 58.8074)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CCB #CBC768

analogous

#689DCB #686CCB #9668CB

triadic

#686CCB #CB686C #6CCB68

tetradic

#686CCB #CB689D #CBC768 #68CB96

square

#686CCB #CB689D #CBC768 #68CB96

split-complementary

#686CCB #CB9668 #9DCB68

monochromatic

#2F3389 #3F44B7 #686CCB #9698DB #C3C5EA

Accessibility & contrast

On white

4.57

#686CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#686CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686CCB

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

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

Color blindness preview

Protanopia (red-blind)

#437ACE

Deuteranopia (green-blind)

#3B72C9

Tritanopia (blue-blind)

#438092

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #686ccb;
/* rgb */ color: rgb(104, 108, 203);
/* oklch */ color: oklch(57.4% 0.144 279.0);

Tailwind

colors: {
  custom: {
    50: '#9996db',
    500: '#686ccb',
    950: '#000000',
  },
}

SCSS

$custom: #686ccb;
$custom-light: #9996db;
$custom-dark: #000000;

JSON

{
  "hex": "#686ccb",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 203
  },
  "hsl": {
    "h": 237.576,
    "s": 48.768,
    "l": 60.196
  },
  "oklch": {
    "l": 0.57374,
    "c": 0.14384,
    "h": 279
  },
  "luminance": 0.1798
}

Semantic roles & 50–950 ramp

primary

#686CCB

secondary

#DAD9B4

accent

#B629BC

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686CCB

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

Preview Lab → · Contrast checker → · Palette generator →