#686FC9#686FC9

#686FC9 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.8% C 0.137 H 277.9°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#686FC9
RGB	rgb(104, 111, 201)
HSL	hsl(236, 47%, 60%)
HSV	hsv(236, 48%, 79%)
CMYK	cmyk(48.3%, 44.8%, 0%, 21.2%)
CIE-LAB	lab(50.13, 21.64, -47.80)
CIE-LCH	lch(50.13, 52.47, 294.36°)
OKLab	oklab(57.84% 0.0187 -0.1356)
OKLCH	oklch(57.84% 0.137 277.9)
XYZ	xyz(21.9327, 18.5278, 57.6675)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686FC9 #C9C268

analogous

#68A0C9 #686FC9 #9268C9

triadic

#686FC9 #C9686F #6FC968

tetradic

#686FC9 #C968A0 #C9C268 #68C992

square

#686FC9 #C968A0 #C9C268 #68C992

split-complementary

#686FC9 #C99268 #A0C968

monochromatic

#303687 #4049B4 #686FC9 #959AD9 #C2C5E9

Accessibility & contrast

On white

4.46

#686FC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#686FC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686FC9

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686FC9	#FFFFFF	#000000	##000000
##686FC9	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7BCC

Deuteranopia (green-blind)

#4274C7

Tritanopia (blue-blind)

#448292

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #686fc9;
/* rgb */ color: rgb(104, 111, 201);
/* oklch */ color: oklch(57.8% 0.137 277.9);

Tailwind

colors: {
  custom: {
    50: '#9998da',
    500: '#686fc9',
    950: '#000000',
  },
}

SCSS

$custom: #686fc9;
$custom-light: #9998da;
$custom-dark: #000000;

JSON

{
  "hex": "#686fc9",
  "rgb": {
    "r": 104,
    "g": 111,
    "b": 201
  },
  "hsl": {
    "h": 235.67,
    "s": 47.317,
    "l": 59.804
  },
  "oklch": {
    "l": 0.57838,
    "c": 0.13688,
    "h": 277.9
  },
  "luminance": 0.18529
}

Semantic roles & 50–950 ramp

primary

#686FC9

secondary

#D9D6B4

accent

#CD51D7

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686FC9

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

Preview Lab → · Contrast checker → · Palette generator →