#686CB4#686CB4

#686CB4 is a mid, moderate blue. Relative luminance 0.170; OKLCH L 56.0% C 0.111 H 279.8°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#686CB4
RGB	rgb(104, 108, 180)
HSL	hsl(237, 34%, 56%)
HSV	hsv(237, 42%, 71%)
CMYK	cmyk(42.2%, 40%, 0%, 29.4%)
CIE-LAB	lab(48.21, 17.14, -38.73)
CIE-LCH	lch(48.21, 42.36, 293.87°)
OKLab	oklab(56.01% 0.0188 -0.1091)
OKLCH	oklch(56.01% 0.111 279.8)
XYZ	xyz(19.3073, 16.9626, 45.4280)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CB4 #B4B068

analogous

#6892B4 #686CB4 #8A68B4

triadic

#686CB4 #B4686C #6CB468

tetradic

#686CB4 #B46892 #B4B068 #68B48A

square

#686CB4 #B46892 #B4B068 #68B48A

split-complementary

#686CB4 #B48A68 #92B468

monochromatic

#36386C #4A4E95 #686CB4 #9194C8 #BABCDD

Accessibility & contrast

On white

4.78

#686CB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#686CB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686CB4

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CB4	#FFFFFF	#000000	##FFFFFF
##686CB4	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5275B7

Deuteranopia (green-blind)

#4E70B2

Tritanopia (blue-blind)

#507A87

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #686cb4;
/* rgb */ color: rgb(104, 108, 180);
/* oklch */ color: oklch(56.0% 0.111 279.8);

Tailwind

colors: {
  custom: {
    50: '#9696cb',
    500: '#686cb4',
    950: '#000000',
  },
}

SCSS

$custom: #686cb4;
$custom-light: #9696cb;
$custom-dark: #000000;

JSON

{
  "hex": "#686cb4",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 180
  },
  "hsl": {
    "h": 236.842,
    "s": 33.628,
    "l": 55.686
  },
  "oklch": {
    "l": 0.56009,
    "c": 0.11071,
    "h": 279.8
  },
  "luminance": 0.16963
}

Semantic roles & 50–950 ramp

primary

#686CB4

secondary

#CCCAAC

accent

#C45ECA

background

#F9F9FC

surface

#F2F1F8

border

#CCCBD1

text

#0E0D13

muted

#7E7E82

Preview Lab

Preview with #686CB4

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

Preview Lab → · Contrast checker → · Palette generator →