#686FC8#686FC8

#686FC8 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.8% C 0.135 H 277.9°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#686FC8
RGB	rgb(104, 111, 200)
HSL	hsl(236, 47%, 60%)
HSV	hsv(236, 48%, 78%)
CMYK	cmyk(48%, 44.5%, 0%, 21.6%)
CIE-LAB	lab(50.07, 21.33, -47.31)
CIE-LCH	lch(50.07, 51.90, 294.27°)
OKLab	oklab(57.78% 0.0186 -0.1342)
OKLCH	oklch(57.78% 0.135 277.9)
XYZ	xyz(21.8155, 18.4809, 57.0500)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686FC8 #C8C168

analogous

#689FC8 #686FC8 #9168C8

triadic

#686FC8 #C8686F #6FC868

tetradic

#686FC8 #C8689F #C8C168 #68C891

square

#686FC8 #C8689F #C8C168 #68C891

split-complementary

#686FC8 #C89168 #9FC868

monochromatic

#303785 #4149B2 #686FC8 #959AD8 #C2C5E9

Accessibility & contrast

On white

4.47

#686FC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#686FC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686FC8

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686FC8	#FFFFFF	#000000	##000000
##686FC8	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7BCB

Deuteranopia (green-blind)

#4374C6

Tritanopia (blue-blind)

#448292

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #686fc8;
/* rgb */ color: rgb(104, 111, 200);
/* oklch */ color: oklch(57.8% 0.135 277.9);

Tailwind

colors: {
  custom: {
    50: '#9998d9',
    500: '#686fc8',
    950: '#000000',
  },
}

SCSS

$custom: #686fc8;
$custom-light: #9998d9;
$custom-dark: #000000;

JSON

{
  "hex": "#686fc8",
  "rgb": {
    "r": 104,
    "g": 111,
    "b": 200
  },
  "hsl": {
    "h": 235.625,
    "s": 46.602,
    "l": 59.608
  },
  "oklch": {
    "l": 0.57777,
    "c": 0.13546,
    "h": 277.9
  },
  "luminance": 0.18482
}

Semantic roles & 50–950 ramp

primary

#686FC8

secondary

#D9D6B3

accent

#CD52D6

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686FC8

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

Preview Lab → · Contrast checker → · Palette generator →