#686CB2#686CB2

#686CB2 is a mid, moderate blue. Relative luminance 0.169; OKLCH L 55.9% C 0.108 H 279.8°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#686CB2
RGB	rgb(104, 108, 178)
HSL	hsl(237, 32%, 55%)
HSV	hsv(237, 42%, 70%)
CMYK	cmyk(41.6%, 39.3%, 0%, 30.2%)
CIE-LAB	lab(48.11, 16.55, -37.73)
CIE-LCH	lch(48.11, 41.20, 293.69°)
OKLab	oklab(55.9% 0.0184 -0.1062)
OKLCH	oklch(55.9% 0.108 279.8)
XYZ	xyz(19.1050, 16.8817, 44.3627)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CB2 #B2AE68

analogous

#6891B2 #686CB2 #8968B2

triadic

#686CB2 #B2686C #6CB268

tetradic

#686CB2 #B26891 #B2AE68 #68B289

square

#686CB2 #B26891 #B2AE68 #68B289

split-complementary

#686CB2 #B28968 #91B268

monochromatic

#36396A #4B4E92 #686CB2 #9193C7 #B9BBDB

Accessibility & contrast

On white

4.80

#686CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#686CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686CB2

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CB2	#FFFFFF	#000000	##FFFFFF
##686CB2	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5475B5

Deuteranopia (green-blind)

#4F70B0

Tritanopia (blue-blind)

#517A86

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #686cb2;
/* rgb */ color: rgb(104, 108, 178);
/* oklch */ color: oklch(55.9% 0.108 279.8);

Tailwind

colors: {
  custom: {
    50: '#9696c9',
    500: '#686cb2',
    950: '#000000',
  },
}

SCSS

$custom: #686cb2;
$custom-light: #9696c9;
$custom-dark: #000000;

JSON

{
  "hex": "#686cb2",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 178
  },
  "hsl": {
    "h": 236.757,
    "s": 32.456,
    "l": 55.294
  },
  "oklch": {
    "l": 0.55897,
    "c": 0.10777,
    "h": 279.8
  },
  "luminance": 0.16883
}

Semantic roles & 50–950 ramp

primary

#686CB2

secondary

#CAC9AB

accent

#C35FC9

background

#F9F9FC

surface

#F2F1F8

border

#CCCBD1

text

#0E0D13

muted

#7E7E82

Preview Lab

Preview with #686CB2

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

Preview Lab → · Contrast checker → · Palette generator →