#686DCF#686DCF

#686DCF is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.8% C 0.148 H 278.5°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#686DCF
RGB	rgb(104, 109, 207)
HSL	hsl(237, 52%, 61%)
HSV	hsv(237, 50%, 81%)
CMYK	cmyk(49.8%, 47.3%, 0%, 18.8%)
CIE-LAB	lab(49.96, 24.71, -51.50)
CIE-LCH	lch(49.96, 57.12, 295.63°)
OKLab	oklab(57.82% 0.0219 -0.1465)
OKLCH	oklch(57.82% 0.148 278.5)
XYZ	xyz(22.4366, 18.3840, 61.3856)
Luminance	0.1839 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686DCF #CFCA68

analogous

#68A0CF #686DCF #9668CF

triadic

#686DCF #CF686D #6DCF68

tetradic

#686DCF #CF68A0 #CFCA68 #68CF96

square

#686DCF #CF68A0 #CFCA68 #68CF96

split-complementary

#686DCF #CF9668 #A0CF68

monochromatic

#2D328F #3C43BE #686DCF #969ADE #C5C7ED

Accessibility & contrast

On white

4.49

#686DCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#686DCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686DCF

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686DCF	#FFFFFF	#000000	##000000
##686DCF	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#427BD3

Deuteranopia (green-blind)

#3873CD

Tritanopia (blue-blind)

#408294

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #686dcf;
/* rgb */ color: rgb(104, 109, 207);
/* oklch */ color: oklch(57.8% 0.148 278.5);

Tailwind

colors: {
  custom: {
    50: '#9996de',
    500: '#686dcf',
    950: '#000000',
  },
}

SCSS

$custom: #686dcf;
$custom-light: #9996de;
$custom-dark: #000000;

JSON

{
  "hex": "#686dcf",
  "rgb": {
    "r": 104,
    "g": 109,
    "b": 207
  },
  "hsl": {
    "h": 237.087,
    "s": 51.759,
    "l": 60.98
  },
  "oklch": {
    "l": 0.57819,
    "c": 0.14809,
    "h": 278.5
  },
  "luminance": 0.18385
}

Semantic roles & 50–950 ramp

primary

#686DCF

secondary

#DDDBB6

accent

#B826BF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686DCF

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

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