#686FC3#686FC3

#686FC3 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.5% C 0.128 H 277.9°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#686FC3
RGB	rgb(104, 111, 195)
HSL	hsl(235, 43%, 59%)
HSV	hsv(235, 47%, 76%)
CMYK	cmyk(46.7%, 43.1%, 0%, 23.5%)
CIE-LAB	lab(49.80, 19.80, -44.89)
CIE-LCH	lch(49.80, 49.06, 293.81°)
OKLab	oklab(57.48% 0.0177 -0.1271)
OKLCH	oklch(57.48% 0.128 277.9)
XYZ	xyz(21.2407, 18.2510, 54.0227)
Luminance	0.1825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686FC3 #C3BC68

analogous

#689CC3 #686FC3 #8E68C3

triadic

#686FC3 #C3686F #6FC368

tetradic

#686FC3 #C3689C #C3BC68 #68C38E

square

#686FC3 #C3689C #C3BC68 #68C38E

split-complementary

#686FC3 #C38E68 #9CC368

monochromatic

#32387E #444CAA #686FC3 #9499D4 #C0C3E6

Accessibility & contrast

On white

4.52

#686FC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#686FC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #686FC3

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686FC3	#FFFFFF	#000000	##000000
##686FC3	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7AC6

Deuteranopia (green-blind)

#4773C1

Tritanopia (blue-blind)

#48808F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #686fc3;
/* rgb */ color: rgb(104, 111, 195);
/* oklch */ color: oklch(57.5% 0.128 277.9);

Tailwind

colors: {
  custom: {
    50: '#9898d5',
    500: '#686fc3',
    950: '#000000',
  },
}

SCSS

$custom: #686fc3;
$custom-light: #9898d5;
$custom-dark: #000000;

JSON

{
  "hex": "#686fc3",
  "rgb": {
    "r": 104,
    "g": 111,
    "b": 195
  },
  "hsl": {
    "h": 235.385,
    "s": 43.128,
    "l": 58.627
  },
  "oklch": {
    "l": 0.57478,
    "c": 0.12829,
    "h": 277.9
  },
  "luminance": 0.18252
}

Semantic roles & 50–950 ramp

primary

#686FC3

secondary

#D5D3B1

accent

#C955D3

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0D14

muted

#7E7E83

Preview Lab

Preview with #686FC3

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

Preview Lab → · Contrast checker → · Palette generator →