#686EBC#686EBC

#686EBC is a mid, moderate blue. Relative luminance 0.177; OKLCH L 56.9% C 0.120 H 278.5°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#686EBC
RGB	rgb(104, 110, 188)
HSL	hsl(236, 39%, 57%)
HSV	hsv(236, 45%, 74%)
CMYK	cmyk(44.7%, 41.5%, 0%, 26.3%)
CIE-LAB	lab(49.16, 18.30, -41.87)
CIE-LCH	lch(49.16, 45.69, 293.61°)
OKLab	oklab(56.87% 0.0177 -0.1182)
OKLCH	oklch(56.87% 0.12 278.5)
XYZ	xyz(20.3592, 17.7248, 49.9157)
Luminance	0.1773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686EBC #BCB668

analogous

#6898BC #686EBC #8C68BC

triadic

#686EBC #BC686E #6EBC68

tetradic

#686EBC #BC6898 #BCB668 #68BC8C

square

#686EBC #BC6898 #BCB668 #68BC8C

split-complementary

#686EBC #BC8C68 #98BC68

monochromatic

#343975 #474DA0 #686EBC #9297CF #BDBFE2

Accessibility & contrast

On white

4.62

#686EBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#686EBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #686EBC

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686EBC	#FFFFFF	#000000	##FFFFFF
##686EBC	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BF

Deuteranopia (green-blind)

#4B72BA

Tritanopia (blue-blind)

#4C7E8C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #686ebc;
/* rgb */ color: rgb(104, 110, 188);
/* oklch */ color: oklch(56.9% 0.120 278.5);

Tailwind

colors: {
  custom: {
    50: '#9797d0',
    500: '#686ebc',
    950: '#000000',
  },
}

SCSS

$custom: #686ebc;
$custom-light: #9797d0;
$custom-dark: #000000;

JSON

{
  "hex": "#686ebc",
  "rgb": {
    "r": 104,
    "g": 110,
    "b": 188
  },
  "hsl": {
    "h": 235.714,
    "s": 38.532,
    "l": 57.255
  },
  "oklch": {
    "l": 0.56869,
    "c": 0.11957,
    "h": 278.5
  },
  "luminance": 0.17726
}

Semantic roles & 50–950 ramp

primary

#686EBC

secondary

#D1CEAF

accent

#C659CE

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0D14

muted

#7E7E82

Preview Lab

Preview with #686EBC

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

Preview Lab → · Contrast checker → · Palette generator →