#686ACE#686ACE

#686ACE is a mid, vivid blue. Relative luminance 0.177; OKLCH L 57.2% C 0.151 H 279.6°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#686ACE
RGB	rgb(104, 106, 206)
HSL	hsl(239, 51%, 61%)
HSV	hsv(239, 50%, 81%)
CMYK	cmyk(49.5%, 48.5%, 0%, 19.2%)
CIE-LAB	lab(49.14, 26.23, -52.24)
CIE-LCH	lch(49.14, 58.46, 296.66°)
OKLab	oklab(57.18% 0.0252 -0.1487)
OKLCH	oklch(57.18% 0.151 279.6)
XYZ	xyz(22.0001, 17.7061, 60.6389)
Luminance	0.1771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686ACE #CECC68

analogous

#689DCE #686ACE #9968CE

triadic

#686ACE #CE686A #6ACE68

tetradic

#686ACE #CE689D #CECC68 #68CE99

square

#686ACE #CE689D #CECC68 #68CE99

split-complementary

#686ACE #CE9968 #9DCE68

monochromatic

#2E308E #3D3FBC #686ACE #9698DD #C4C5EC

Accessibility & contrast

On white

4.62

#686ACE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#686ACE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #686ACE

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686ACE	#FFFFFF	#000000	##FFFFFF
##686ACE	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D79D2

Deuteranopia (green-blind)

#3471CC

Tritanopia (blue-blind)

#418092

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #686ace;
/* rgb */ color: rgb(104, 106, 206);
/* oklch */ color: oklch(57.2% 0.151 279.6);

Tailwind

colors: {
  custom: {
    50: '#9994dd',
    500: '#686ace',
    950: '#000000',
  },
}

SCSS

$custom: #686ace;
$custom-light: #9994dd;
$custom-dark: #000000;

JSON

{
  "hex": "#686ace",
  "rgb": {
    "r": 104,
    "g": 106,
    "b": 206
  },
  "hsl": {
    "h": 238.824,
    "s": 51,
    "l": 60.784
  },
  "oklch": {
    "l": 0.5718,
    "c": 0.1508,
    "h": 279.6
  },
  "luminance": 0.17707
}

Semantic roles & 50–950 ramp

primary

#686ACE

secondary

#DCDBB6

accent

#BB27BE

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686ACE

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

Preview Lab → · Contrast checker → · Palette generator →