#686CCF#686CCF

#686CCF is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.6% C 0.149 H 278.9°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#686CCF
RGB	rgb(104, 108, 207)
HSL	hsl(238, 52%, 61%)
HSV	hsv(238, 50%, 81%)
CMYK	cmyk(49.8%, 47.8%, 0%, 18.8%)
CIE-LAB	lab(49.70, 25.32, -51.91)
CIE-LCH	lch(49.70, 57.75, 296.00°)
OKLab	oklab(57.63% 0.023 -0.1477)
OKLCH	oklch(57.63% 0.149 278.9)
XYZ	xyz(22.3305, 18.1719, 61.3503)
Luminance	0.1817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CCF #CFCB68

analogous

#689FCF #686CCF #9768CF

triadic

#686CCF #CF686C #6CCF68

tetradic

#686CCF #CF689F #CFCB68 #68CF97

square

#686CCF #CF689F #CFCB68 #68CF97

split-complementary

#686CCF #CF9768 #9FCF68

monochromatic

#2D318F #3C41BE #686CCF #9699DE #C5C6ED

Accessibility & contrast

On white

4.53

#686CCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#686CCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686CCF

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CCF	#FFFFFF	#000000	##000000
##686CCF	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#407AD3

Deuteranopia (green-blind)

#3772CD

Tritanopia (blue-blind)

#408194

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #686ccf;
/* rgb */ color: rgb(104, 108, 207);
/* oklch */ color: oklch(57.6% 0.149 278.9);

Tailwind

colors: {
  custom: {
    50: '#9996de',
    500: '#686ccf',
    950: '#000000',
  },
}

SCSS

$custom: #686ccf;
$custom-light: #9996de;
$custom-dark: #000000;

JSON

{
  "hex": "#686ccf",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 207
  },
  "hsl": {
    "h": 237.67,
    "s": 51.759,
    "l": 60.98
  },
  "oklch": {
    "l": 0.57626,
    "c": 0.14946,
    "h": 278.9
  },
  "luminance": 0.18173
}

Semantic roles & 50–950 ramp

primary

#686CCF

secondary

#DDDBB6

accent

#B926BF

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686CCF

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

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