#686BDB#686BDB

#686BDB is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.2% C 0.167 H 278.7°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#686BDB
RGB	rgb(104, 107, 219)
HSL	hsl(238, 61%, 63%)
HSV	hsv(238, 53%, 86%)
CMYK	cmyk(52.5%, 51.1%, 0%, 14.1%)
CIE-LAB	lab(50.18, 29.66, -57.96)
CIE-LCH	lch(50.18, 65.11, 297.10°)
OKLab	oklab(58.22% 0.0253 -0.1655)
OKLCH	oklch(58.22% 0.167 278.7)
XYZ	xyz(23.7488, 18.5715, 69.3373)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686BDB #DBD868

analogous

#68A4DB #686BDB #9E68DB

triadic

#686BDB #DB686B #6BDB68

tetradic

#686BDB #DB68A4 #DBD868 #68DB9E

square

#686BDB #DB68A4 #DBD868 #68DB9E

split-complementary

#686BDB #DB9E68 #A4DB68

monochromatic

#272AA2 #373BCF #686BDB #999BE7 #CBCCF3

Accessibility & contrast

On white

4.45

#686BDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#686BDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686BDB

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686BDB	#FFFFFF	#000000	##000000
##686BDB	1.00	4.45	4.71	4.71
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#317CDF

Deuteranopia (green-blind)

#2273D9

Tritanopia (blue-blind)

#358499

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #686bdb;
/* rgb */ color: rgb(104, 107, 219);
/* oklch */ color: oklch(58.2% 0.167 278.7);

Tailwind

colors: {
  custom: {
    50: '#9b95e7',
    500: '#686bdb',
    950: '#000000',
  },
}

SCSS

$custom: #686bdb;
$custom-light: #9b95e7;
$custom-dark: #000000;

JSON

{
  "hex": "#686bdb",
  "rgb": {
    "r": 104,
    "g": 107,
    "b": 219
  },
  "hsl": {
    "h": 238.435,
    "s": 61.497,
    "l": 63.333
  },
  "oklch": {
    "l": 0.58221,
    "c": 0.16739,
    "h": 278.7
  },
  "luminance": 0.18573
}

Semantic roles & 50–950 ramp

primary

#686BDB

secondary

#E4E3BB

accent

#C51CC9

background

#FAF9FE

surface

#F3F1FC

border

#CDCBD5

text

#0F0D16

muted

#7F7E84

Preview Lab

Preview with #686BDB

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

Preview Lab → · Contrast checker → · Palette generator →