#686DBB#686DBB

#686DBB is a mid, moderate blue. Relative luminance 0.175; OKLCH L 56.6% C 0.120 H 279.1°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#686DBB
RGB	rgb(104, 109, 187)
HSL	hsl(236, 38%, 57%)
HSV	hsv(236, 44%, 73%)
CMYK	cmyk(44.4%, 41.7%, 0%, 26.7%)
CIE-LAB	lab(48.84, 18.61, -41.79)
CIE-LCH	lch(48.84, 45.75, 294.01°)
OKLab	oklab(56.61% 0.0188 -0.118)
OKLCH	oklch(56.61% 0.12 279.1)
XYZ	xyz(20.1445, 17.4672, 49.3141)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#686DBB #BBB668

analogous

#6896BB #686DBB #8D68BB

triadic

#686DBB #BB686D #6DBB68

tetradic

#686DBB #BB6896 #BBB668 #68BB8D

square

#686DBB #BB6896 #BBB668 #68BB8D

split-complementary

#686DBB #BB8D68 #96BB68

monochromatic

#343874 #474D9E #686DBB #9296CE #BCBFE1

Accessibility & contrast

On white

4.67

#686DBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#686DBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #686DBB

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##686DBB	#FFFFFF	#000000	##FFFFFF
##686DBB	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5077BE

Deuteranopia (green-blind)

#4A71B9

Tritanopia (blue-blind)

#4C7D8B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #686dbb;
/* rgb */ color: rgb(104, 109, 187);
/* oklch */ color: oklch(56.6% 0.120 279.1);

Tailwind

colors: {
  custom: {
    50: '#9796d0',
    500: '#686dbb',
    950: '#000000',
  },
}

SCSS

$custom: #686dbb;
$custom-light: #9796d0;
$custom-dark: #000000;

JSON

{
  "hex": "#686dbb",
  "rgb": {
    "r": 104,
    "g": 109,
    "b": 187
  },
  "hsl": {
    "h": 236.386,
    "s": 37.9,
    "l": 57.059
  },
  "oklch": {
    "l": 0.5661,
    "c": 0.11952,
    "h": 279.1
  },
  "luminance": 0.17468
}

Semantic roles & 50–950 ramp

primary

#686DBB

secondary

#D0CEAF

accent

#C75ACE

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0D14

muted

#7E7E82

Preview Lab

Preview with #686DBB

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

Preview Lab → · Contrast checker → · Palette generator →