#686BCC#686BCC

#686BCC is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.2% C 0.147 H 279.4°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#686BCC
RGB	rgb(104, 107, 204)
HSL	hsl(238, 50%, 60%)
HSV	hsv(238, 49%, 80%)
CMYK	cmyk(49%, 47.5%, 0%, 20%)
CIE-LAB	lab(49.27, 25.00, -50.88)
CIE-LCH	lch(49.27, 56.69, 296.17°)
OKLab	oklab(57.24% 0.0239 -0.1447)
OKLCH	oklch(57.24% 0.147 279.4)
XYZ	xyz(21.8624, 17.8169, 59.4020)
Luminance	0.1782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686BCC #CCC968

analogous

#689DCC #686BCC #9768CC

triadic

#686BCC #CC686B #6BCC68

tetradic

#686BCC #CC689D #CCC968 #68CC97

square

#686BCC #CC689D #CCC968 #68CC97

split-complementary

#686BCC #CC9768 #9DCC68

monochromatic

#2F328B #3E42B8 #686BCC #9698DB #C3C5EB

Accessibility & contrast

On white

4.60

#686BCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#686BCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #686BCC

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686BCC	#FFFFFF	#000000	##FFFFFF
##686BCC	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4179D0

Deuteranopia (green-blind)

#3871CA

Tritanopia (blue-blind)

#428092

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #686bcc;
/* rgb */ color: rgb(104, 107, 204);
/* oklch */ color: oklch(57.2% 0.147 279.4);

Tailwind

colors: {
  custom: {
    50: '#9995dc',
    500: '#686bcc',
    950: '#000000',
  },
}

SCSS

$custom: #686bcc;
$custom-light: #9995dc;
$custom-dark: #000000;

JSON

{
  "hex": "#686bcc",
  "rgb": {
    "r": 104,
    "g": 107,
    "b": 204
  },
  "hsl": {
    "h": 238.2,
    "s": 49.505,
    "l": 60.392
  },
  "oklch": {
    "l": 0.57244,
    "c": 0.14662,
    "h": 279.4
  },
  "luminance": 0.17818
}

Semantic roles & 50–950 ramp

primary

#686BCC

secondary

#DBDAB5

accent

#B829BD

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686BCC

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

Preview Lab → · Contrast checker → · Palette generator →