#686CEF#686CEF

#686CEF is a mid, vivid blue. Relative luminance 0.199; OKLCH L 59.8% C 0.193 H 277.5°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#686CEF
RGB	rgb(104, 108, 239)
HSL	hsl(238, 81%, 67%)
HSV	hsv(238, 56%, 94%)
CMYK	cmyk(56.5%, 54.8%, 0%, 6.3%)
CIE-LAB	lab(51.72, 35.34, -66.73)
CIE-LCH	lch(51.72, 75.51, 297.91°)
OKLab	oklab(59.79% 0.0252 -0.1912)
OKLCH	oklch(59.79% 0.193 277.5)
XYZ	xyz(26.6465, 19.8983, 84.0812)
Luminance	0.1990 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686CEF #EFEB68

analogous

#68B0EF #686CEF #A768EF

triadic

#686CEF #EF686C #6CEF68

tetradic

#686CEF #EF68B0 #EFEB68 #68EFA7

square

#686CEF #EF68B0 #EFEB68 #68EFA7

split-complementary

#686CEF #EFA768 #B0EF68

monochromatic

#151AC7 #3136E9 #686CEF #9FA2F5 #D7D8FB

Accessibility & contrast

On white

4.22

#686CEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#686CEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686CEF

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686CEF	#FFFFFF	#000000	##000000
##686CEF	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0781F3

Deuteranopia (green-blind)

#0076EC

Tritanopia (blue-blind)

#168AA3

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #686cef;
/* rgb */ color: rgb(104, 108, 239);
/* oklch */ color: oklch(59.8% 0.193 277.5);

Tailwind

colors: {
  custom: {
    50: '#9e96f5',
    500: '#686cef',
    950: '#000000',
  },
}

SCSS

$custom: #686cef;
$custom-light: #9e96f5;
$custom-dark: #000000;

JSON

{
  "hex": "#686cef",
  "rgb": {
    "r": 104,
    "g": 108,
    "b": 239
  },
  "hsl": {
    "h": 238.222,
    "s": 80.838,
    "l": 67.255
  },
  "oklch": {
    "l": 0.59787,
    "c": 0.19291,
    "h": 277.5
  },
  "luminance": 0.199
}

Semantic roles & 50–950 ramp

primary

#686CEF

secondary

#EFEDC4

accent

#D708DD

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #686CEF

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

Preview Lab → · Contrast checker → · Palette generator →