#686ECB#686ECB

#686ECB is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.8% C 0.141 H 278.2°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#686ECB
RGB	rgb(104, 110, 203)
HSL	hsl(236, 49%, 60%)
HSV	hsv(236, 49%, 80%)
CMYK	cmyk(48.8%, 45.8%, 0%, 20.4%)
CIE-LAB	lab(49.98, 22.86, -49.17)
CIE-LCH	lch(49.98, 54.23, 294.94°)
OKLab	oklab(57.76% 0.0202 -0.1396)
OKLCH	oklch(57.76% 0.141 278.2)
XYZ	xyz(22.0610, 18.4055, 58.8785)
Luminance	0.1841 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686ECB #CBC568

analogous

#689FCB #686ECB #9468CB

triadic

#686ECB #CB686E #6ECB68

tetradic

#686ECB #CB689F #CBC568 #68CB94

square

#686ECB #CB689F #CBC568 #68CB94

split-complementary

#686ECB #CB9468 #9FCB68

monochromatic

#2F3589 #3F46B7 #686ECB #969ADB #C3C5EA

Accessibility & contrast

On white

4.49

#686ECB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#686ECB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686ECB

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686ECB	#FFFFFF	#000000	##000000
##686ECB	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)

#477BCE

Deuteranopia (green-blind)

#3E73C9

Tritanopia (blue-blind)

#428293

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #686ecb;
/* rgb */ color: rgb(104, 110, 203);
/* oklch */ color: oklch(57.8% 0.141 278.2);

Tailwind

colors: {
  custom: {
    50: '#9997db',
    500: '#686ecb',
    950: '#000000',
  },
}

SCSS

$custom: #686ecb;
$custom-light: #9997db;
$custom-dark: #000000;

JSON

{
  "hex": "#686ecb",
  "rgb": {
    "r": 104,
    "g": 110,
    "b": 203
  },
  "hsl": {
    "h": 236.364,
    "s": 48.768,
    "l": 60.196
  },
  "oklch": {
    "l": 0.57764,
    "c": 0.14109,
    "h": 278.2
  },
  "luminance": 0.18407
}

Semantic roles & 50–950 ramp

primary

#686ECB

secondary

#DAD8B4

accent

#B329BC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686ECB

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

Preview Lab → · Contrast checker → · Palette generator →