#686CEC#686CEC

#686CEC is a mid, vivid blue. Relative luminance 0.197; OKLCH L 59.6% C 0.189 H 277.6°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#686CEC
RGB	rgb(104, 108, 236)
HSL	hsl(238, 78%, 67%)
HSV	hsv(238, 56%, 93%)
CMYK	cmyk(55.9%, 54.2%, 0%, 7.5%)
CIE-LAB	lab(51.52, 34.39, -65.37)
CIE-LCH	lch(51.52, 73.87, 297.75°)
OKLab	oklab(59.57% 0.0251 -0.1873)
OKLCH	oklch(59.57% 0.189 277.6)
XYZ	xyz(26.2070, 19.7225, 81.7665)
Luminance	0.1972 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CEC #ECE868

analogous

#68AEEC #686CEC #A668EC

triadic

#686CEC #EC686C #6CEC68

tetradic

#686CEC #EC68AE #ECE868 #68ECA6

square

#686CEC #EC68AE #ECE868 #68ECA6

split-complementary

#686CEC #ECA668 #AEEC68

monochromatic

#181DC1 #3237E5 #686CEC #9EA1F3 #D5D6FA

Accessibility & contrast

On white

4.25

#686CEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#686CEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686CEC

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CEC	#FFFFFF	#000000	##000000
##686CEC	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1480F0

Deuteranopia (green-blind)

#0075E9

Tritanopia (blue-blind)

#1D8AA2

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #686cec;
/* rgb */ color: rgb(104, 108, 236);
/* oklch */ color: oklch(59.6% 0.189 277.6);

Tailwind

colors: {
  custom: {
    50: '#9d96f3',
    500: '#686cec',
    950: '#000000',
  },
}

SCSS

$custom: #686cec;
$custom-light: #9d96f3;
$custom-dark: #000000;

JSON

{
  "hex": "#686cec",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 236
  },
  "hsl": {
    "h": 238.182,
    "s": 77.647,
    "l": 66.667
  },
  "oklch": {
    "l": 0.59574,
    "c": 0.18894,
    "h": 277.6
  },
  "luminance": 0.19724
}

Semantic roles & 50–950 ramp

primary

#686CEC

secondary

#EDECC3

accent

#D40CDA

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #686CEC

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

Preview Lab → · Contrast checker → · Palette generator →