#686BBC#686BBC

#686BBC is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.3% C 0.124 H 280.0°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#686BBC
RGB	rgb(104, 107, 188)
HSL	hsl(238, 39%, 57%)
HSV	hsv(238, 45%, 74%)
CMYK	cmyk(44.7%, 43.1%, 0%, 26.3%)
CIE-LAB	lab(48.37, 20.14, -43.12)
CIE-LCH	lch(48.37, 47.59, 295.03°)
OKLab	oklab(56.27% 0.0216 -0.1219)
OKLCH	oklch(56.27% 0.124 280)
XYZ	xyz(20.0410, 17.0883, 49.8096)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686BBC #BCB968

analogous

#6895BC #686BBC #8F68BC

triadic

#686BBC #BC686B #6BBC68

tetradic

#686BBC #BC6895 #BCB968 #68BC8F

square

#686BBC #BC6895 #BCB968 #68BC8F

split-complementary

#686BBC #BC8F68 #95BC68

monochromatic

#343675 #474AA0 #686BBC #9295CF #BDBEE2

Accessibility & contrast

On white

4.75

#686BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#686BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686BBC

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686BBC	#FFFFFF	#000000	##FFFFFF
##686BBC	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C76BF

Deuteranopia (green-blind)

#4770BA

Tritanopia (blue-blind)

#4C7C8A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #686bbc;
/* rgb */ color: rgb(104, 107, 188);
/* oklch */ color: oklch(56.3% 0.124 280.0);

Tailwind

colors: {
  custom: {
    50: '#9795d0',
    500: '#686bbc',
    950: '#000000',
  },
}

SCSS

$custom: #686bbc;
$custom-light: #9795d0;
$custom-dark: #000000;

JSON

{
  "hex": "#686bbc",
  "rgb": {
    "r": 104,
    "g": 107,
    "b": 188
  },
  "hsl": {
    "h": 237.857,
    "s": 38.532,
    "l": 57.255
  },
  "oklch": {
    "l": 0.56267,
    "c": 0.12381,
    "h": 280
  },
  "luminance": 0.17089
}

Semantic roles & 50–950 ramp

primary

#686BBC

secondary

#D1D0AF

accent

#CA59CE

background

#F9F9FC

surface

#F2F1F9

border

#CCCBD2

text

#0E0D14

muted

#7E7E82

Preview Lab

Preview with #686BBC

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

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