#686CA6#686CA6

#686CA6 is a mid, moderate blue. Relative luminance 0.164; OKLCH L 55.3% C 0.090 H 280.0°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#686CA6
RGB	rgb(104, 108, 166)
HSL	hsl(236, 26%, 53%)
HSV	hsv(236, 37%, 65%)
CMYK	cmyk(37.3%, 34.9%, 0%, 34.9%)
CIE-LAB	lab(47.52, 13.08, -31.65)
CIE-LCH	lch(47.52, 34.25, 292.45°)
OKLab	oklab(55.25% 0.0156 -0.0885)
OKLCH	oklch(55.25% 0.09 280)
XYZ	xyz(17.9525, 16.4207, 38.2926)
Luminance	0.1642 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CA6 #A6A268

analogous

#688BA6 #686CA6 #8368A6

triadic

#686CA6 #A6686C #6CA668

tetradic

#686CA6 #A6688B #A6A268 #68A683

square

#686CA6 #A6688B #A6A268 #68A683

split-complementary

#686CA6 #A68368 #8BA668

monochromatic

#37395D #4D5183 #686CA6 #8F91BD #B5B7D3

Accessibility & contrast

On white

4.90

#686CA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#686CA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686CA6

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CA6	#FFFFFF	#000000	##FFFFFF
##686CA6	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5973A8

Deuteranopia (green-blind)

#566FA5

Tritanopia (blue-blind)

#567781

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #686ca6;
/* rgb */ color: rgb(104, 108, 166);
/* oklch */ color: oklch(55.3% 0.090 280.0);

Tailwind

colors: {
  custom: {
    50: '#9596c0',
    500: '#686ca6',
    950: '#000000',
  },
}

SCSS

$custom: #686ca6;
$custom-light: #9596c0;
$custom-dark: #000000;

JSON

{
  "hex": "#686ca6",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 166
  },
  "hsl": {
    "h": 236.129,
    "s": 25.833,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55252,
    "c": 0.08991,
    "h": 280
  },
  "luminance": 0.16421
}

Semantic roles & 50–950 ramp

primary

#686CA6

secondary

#C2C1A7

accent

#BC66C2

background

#F9F9FB

surface

#F2F1F7

border

#CCCBD0

text

#0D0D12

muted

#7E7E81

Preview Lab

Preview with #686CA6

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

Preview Lab → · Contrast checker → · Palette generator →