#686FA6#686FA6

#686FA6 is a mid, moderate blue. Relative luminance 0.171; OKLCH L 55.9% C 0.086 H 277.7°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#686FA6
RGB	rgb(104, 111, 166)
HSL	hsl(233, 26%, 53%)
HSV	hsv(233, 37%, 65%)
CMYK	cmyk(37.3%, 33.1%, 0%, 34.9%)
CIE-LAB	lab(48.34, 11.25, -30.37)
CIE-LCH	lch(48.34, 32.39, 290.33°)
OKLab	oklab(55.88% 0.0115 -0.0848)
OKLCH	oklch(55.88% 0.086 277.7)
XYZ	xyz(18.2743, 17.0644, 38.3999)
Luminance	0.1706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686FA6 #A69F68

analogous

#688EA6 #686FA6 #8068A6

triadic

#686FA6 #A6686F #6FA668

tetradic

#686FA6 #A6688E #A69F68 #68A680

square

#686FA6 #A6688E #A69F68 #68A680

split-complementary

#686FA6 #A68068 #8EA668

monochromatic

#373B5D #4D5483 #686FA6 #8F94BD #B5B8D3

Accessibility & contrast

On white

4.76

#686FA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#686FA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686FA6

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686FA6	#FFFFFF	#000000	##FFFFFF
##686FA6	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D75A8

Deuteranopia (green-blind)

#5971A5

Tritanopia (blue-blind)

#567A83

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #686fa6;
/* rgb */ color: rgb(104, 111, 166);
/* oklch */ color: oklch(55.9% 0.086 277.7);

Tailwind

colors: {
  custom: {
    50: '#9598c0',
    500: '#686fa6',
    950: '#000000',
  },
}

SCSS

$custom: #686fa6;
$custom-light: #9598c0;
$custom-dark: #000000;

JSON

{
  "hex": "#686fa6",
  "rgb": {
    "r": 104,
    "g": 111,
    "b": 166
  },
  "hsl": {
    "h": 233.226,
    "s": 25.833,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55883,
    "c": 0.0856,
    "h": 277.7
  },
  "luminance": 0.17065
}

Semantic roles & 50–950 ramp

primary

#686FA6

secondary

#C2BFA7

accent

#B866C2

background

#F9F9FB

surface

#F2F2F7

border

#CCCCD0

text

#0D0D12

muted

#7E7E81

Preview Lab

Preview with #686FA6

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

Preview Lab → · Contrast checker → · Palette generator →