#686EBF#686EBF

#686EBF is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.124 H 278.5°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#686EBF
RGB	rgb(104, 110, 191)
HSL	hsl(236, 40%, 58%)
HSV	hsv(236, 46%, 75%)
CMYK	cmyk(45.5%, 42.4%, 0%, 25.1%)
CIE-LAB	lab(49.32, 19.20, -43.34)
CIE-LCH	lch(49.32, 47.41, 293.90°)
OKLab	oklab(57.04% 0.0183 -0.1226)
OKLCH	oklch(57.04% 0.124 278.5)
XYZ	xyz(20.6860, 17.8555, 51.6366)
Luminance	0.1786 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686EBF #BFB968

analogous

#6899BF #686EBF #8D68BF

triadic

#686EBF #BF686E #6EBF68

tetradic

#686EBF #BF6899 #BFB968 #68BF8D

square

#686EBF #BF6899 #BFB968 #68BF8D

split-complementary

#686EBF #BF8D68 #99BF68

monochromatic

#333879 #464CA4 #686EBF #9397D1 #BEC1E3

Accessibility & contrast

On white

4.59

#686EBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#686EBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #686EBF

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686EBF	#FFFFFF	#000000	##FFFFFF
##686EBF	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#4972BD

Tritanopia (blue-blind)

#4A7F8D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #686ebf;
/* rgb */ color: rgb(104, 110, 191);
/* oklch */ color: oklch(57.0% 0.124 278.5);

Tailwind

colors: {
  custom: {
    50: '#9897d3',
    500: '#686ebf',
    950: '#000000',
  },
}

SCSS

$custom: #686ebf;
$custom-light: #9897d3;
$custom-dark: #000000;

JSON

{
  "hex": "#686ebf",
  "rgb": {
    "r": 104,
    "g": 110,
    "b": 191
  },
  "hsl": {
    "h": 235.862,
    "s": 40.465,
    "l": 57.843
  },
  "oklch": {
    "l": 0.57043,
    "c": 0.12392,
    "h": 278.5
  },
  "luminance": 0.17857
}

Semantic roles & 50–950 ramp

primary

#686EBF

secondary

#D3D0B0

accent

#C857D0

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0D14

muted

#7E7E83

Preview Lab

Preview with #686EBF

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

Preview Lab → · Contrast checker → · Palette generator →