#686BC9#686BC9

#686BC9 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 57.1% C 0.142 H 279.5°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#686BC9
RGB	rgb(104, 107, 201)
HSL	hsl(238, 47%, 60%)
HSV	hsv(238, 48%, 79%)
CMYK	cmyk(48.3%, 46.8%, 0%, 21.2%)
CIE-LAB	lab(49.10, 24.08, -49.44)
CIE-LCH	lch(49.10, 55.00, 295.97°)
OKLab	oklab(57.06% 0.0235 -0.1404)
OKLCH	oklch(57.06% 0.142 279.5)
XYZ	xyz(21.5060, 17.6743, 57.5253)
Luminance	0.1767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686BC9 #C9C668

analogous

#689CC9 #686BC9 #9568C9

triadic

#686BC9 #C9686B #6BC968

tetradic

#686BC9 #C9689C #C9C668 #68C995

square

#686BC9 #C9689C #C9C668 #68C995

split-complementary

#686BC9 #C99568 #9CC968

monochromatic

#303387 #4044B4 #686BC9 #9597D9 #C2C3E9

Accessibility & contrast

On white

4.63

#686BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#686BC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #686BC9

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686BC9	#FFFFFF	#000000	##FFFFFF
##686BC9	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4378CC

Deuteranopia (green-blind)

#3B71C7

Tritanopia (blue-blind)

#447F90

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #686bc9;
/* rgb */ color: rgb(104, 107, 201);
/* oklch */ color: oklch(57.1% 0.142 279.5);

Tailwind

colors: {
  custom: {
    50: '#9995da',
    500: '#686bc9',
    950: '#000000',
  },
}

SCSS

$custom: #686bc9;
$custom-light: #9995da;
$custom-dark: #000000;

JSON

{
  "hex": "#686bc9",
  "rgb": {
    "r": 104,
    "g": 107,
    "b": 201
  },
  "hsl": {
    "h": 238.144,
    "s": 47.317,
    "l": 59.804
  },
  "oklch": {
    "l": 0.57055,
    "c": 0.1424,
    "h": 279.5
  },
  "luminance": 0.17675
}

Semantic roles & 50–950 ramp

primary

#686BC9

secondary

#D9D8B4

accent

#D351D7

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686BC9

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

Preview Lab → · Contrast checker → · Palette generator →