#686CA5#686CA5

#686CA5 is a mid, moderate blue. Relative luminance 0.164; OKLCH L 55.2% C 0.088 H 280.0°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#686CA5
RGB	rgb(104, 108, 165)
HSL	hsl(236, 25%, 53%)
HSV	hsv(236, 37%, 65%)
CMYK	cmyk(37%, 34.5%, 0%, 35.3%)
CIE-LAB	lab(47.47, 12.79, -31.14)
CIE-LCH	lch(47.47, 33.67, 292.34°)
OKLab	oklab(55.2% 0.0154 -0.0871)
OKLCH	oklch(55.2% 0.088 280)
XYZ	xyz(17.8611, 16.3841, 37.8114)
Luminance	0.1638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CA5 #A5A168

analogous

#688AA5 #686CA5 #8368A5

triadic

#686CA5 #A5686C #6CA568

tetradic

#686CA5 #A5688A #A5A168 #68A583

square

#686CA5 #A5688A #A5A168 #68A583

split-complementary

#686CA5 #A58368 #8AA568

monochromatic

#37395C #4E5182 #686CA5 #8E91BC #B5B7D3

Accessibility & contrast

On white

4.91

#686CA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#686CA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686CA5

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CA5	#FFFFFF	#000000	##FFFFFF
##686CA5	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A73A7

Deuteranopia (green-blind)

#566FA4

Tritanopia (blue-blind)

#577781

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #686ca5;
/* rgb */ color: rgb(104, 108, 165);
/* oklch */ color: oklch(55.2% 0.088 280.0);

Tailwind

colors: {
  custom: {
    50: '#9596c0',
    500: '#686ca5',
    950: '#000000',
  },
}

SCSS

$custom: #686ca5;
$custom-light: #9596c0;
$custom-dark: #000000;

JSON

{
  "hex": "#686ca5",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 165
  },
  "hsl": {
    "h": 236.066,
    "s": 25.311,
    "l": 52.745
  },
  "oklch": {
    "l": 0.552,
    "c": 0.0884,
    "h": 280
  },
  "luminance": 0.16385
}

Semantic roles & 50–950 ramp

primary

#686CA5

secondary

#C2C0A7

accent

#BC66C2

background

#F9F9FB

surface

#F2F1F7

border

#CCCBD0

text

#0D0D12

muted

#7E7E81

Preview Lab

Preview with #686CA5

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

Preview Lab → · Contrast checker → · Palette generator →