#686CEA#686CEA

#686CEA is a mid, vivid blue. Relative luminance 0.196; OKLCH L 59.4% C 0.186 H 277.7°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#686CEA
RGB	rgb(104, 108, 234)
HSL	hsl(238, 76%, 66%)
HSV	hsv(238, 56%, 92%)
CMYK	cmyk(55.6%, 53.8%, 0%, 8.2%)
CIE-LAB	lab(51.39, 33.76, -64.47)
CIE-LCH	lch(51.39, 72.77, 297.64°)
OKLab	oklab(59.43% 0.0251 -0.1846)
OKLCH	oklch(59.43% 0.186 277.7)
XYZ	xyz(25.9180, 19.6069, 80.2447)
Luminance	0.1961 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CEA #EAE668

analogous

#68ADEA #686CEA #A568EA

triadic

#686CEA #EA686C #6CEA68

tetradic

#686CEA #EA68AD #EAE668 #68EAA5

square

#686CEA #EA68AD #EAE668 #68EAA5

split-complementary

#686CEA #EAA568 #ADEA68

monochromatic

#1A1FBD #3238E3 #686CEA #9EA0F1 #D3D5F9

Accessibility & contrast

On white

4.27

#686CEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#686CEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686CEA

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CEA	#FFFFFF	#000000	##000000
##686CEA	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A80EE

Deuteranopia (green-blind)

#0075E7

Tritanopia (blue-blind)

#2189A1

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #686cea;
/* rgb */ color: rgb(104, 108, 234);
/* oklch */ color: oklch(59.4% 0.186 277.7);

Tailwind

colors: {
  custom: {
    50: '#9d96f1',
    500: '#686cea',
    950: '#000000',
  },
}

SCSS

$custom: #686cea;
$custom-light: #9d96f1;
$custom-dark: #000000;

JSON

{
  "hex": "#686cea",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 234
  },
  "hsl": {
    "h": 238.154,
    "s": 75.581,
    "l": 66.275
  },
  "oklch": {
    "l": 0.59434,
    "c": 0.18628,
    "h": 277.7
  },
  "luminance": 0.19609
}

Semantic roles & 50–950 ramp

primary

#686CEA

secondary

#ECEBC2

accent

#D20ED8

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #686CEA

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

Preview Lab → · Contrast checker → · Palette generator →