#686ECF#686ECF

#686ECF is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.0% C 0.147 H 278.1°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#686ECF
RGB	rgb(104, 110, 207)
HSL	hsl(237, 52%, 61%)
HSV	hsv(237, 50%, 81%)
CMYK	cmyk(49.8%, 46.9%, 0%, 18.8%)
CIE-LAB	lab(50.21, 24.10, -51.09)
CIE-LCH	lch(50.21, 56.49, 295.25°)
OKLab	oklab(58.01% 0.0207 -0.1453)
OKLCH	oklch(58.01% 0.147 278.1)
XYZ	xyz(22.5438, 18.5986, 61.4214)
Luminance	0.1860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686ECF #CFC968

analogous

#68A1CF #686ECF #9568CF

triadic

#686ECF #CF686E #6ECF68

tetradic

#686ECF #CF68A1 #CFC968 #68CF95

square

#686ECF #CF68A1 #CFC968 #68CF95

split-complementary

#686ECF #CF9568 #A1CF68

monochromatic

#2D338F #3C44BE #686ECF #969BDE #C5C7ED

Accessibility & contrast

On white

4.45

#686ECF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#686ECF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686ECF

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686ECF	#FFFFFF	#000000	##000000
##686ECF	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#447CD3

Deuteranopia (green-blind)

#3A74CD

Tritanopia (blue-blind)

#3F8394

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #686ecf;
/* rgb */ color: rgb(104, 110, 207);
/* oklch */ color: oklch(58.0% 0.147 278.1);

Tailwind

colors: {
  custom: {
    50: '#9997de',
    500: '#686ecf',
    950: '#000000',
  },
}

SCSS

$custom: #686ecf;
$custom-light: #9997de;
$custom-dark: #000000;

JSON

{
  "hex": "#686ecf",
  "rgb": {
    "r": 104,
    "g": 110,
    "b": 207
  },
  "hsl": {
    "h": 236.505,
    "s": 51.759,
    "l": 60.98
  },
  "oklch": {
    "l": 0.58013,
    "c": 0.14673,
    "h": 278.1
  },
  "luminance": 0.186
}

Semantic roles & 50–950 ramp

primary

#686ECF

secondary

#DDDBB6

accent

#B626BF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #686ECF

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

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