#685FB5#685FB5

#685FB5 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.5% C 0.131 H 285.8°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#685FB5
RGB	rgb(104, 95, 181)
HSL	hsl(246, 37%, 54%)
HSV	hsv(246, 48%, 71%)
CMYK	cmyk(42.5%, 47.5%, 0%, 29%)
CIE-LAB	lab(44.89, 25.41, -44.59)
CIE-LCH	lch(44.89, 51.32, 299.68°)
OKLab	oklab(53.5% 0.0358 -0.1263)
OKLCH	oklch(53.5% 0.131 285.8)
XYZ	xyz(18.1392, 14.4630, 45.5430)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#685FB5 #ACB55F

analogous

#5F81B5 #685FB5 #935FB5

triadic

#685FB5 #B5685F #5FB568

tetradic

#685FB5 #B55F81 #ACB55F #5FB593

square

#685FB5 #B55F81 #ACB55F #5FB593

split-complementary

#685FB5 #B5935F #81B55F

monochromatic

#363169 #4C4493 #685FB5 #8F89C8 #B7B3DC

Accessibility & contrast

On white

5.39

#685FB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#685FB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #685FB5

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##685FB5	#FFFFFF	#000000	##FFFFFF
##685FB5	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6DB8

Deuteranopia (green-blind)

#3B68B3

Tritanopia (blue-blind)

#517181

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #685fb5;
/* rgb */ color: rgb(104, 95, 181);
/* oklch */ color: oklch(53.5% 0.131 285.8);

Tailwind

colors: {
  custom: {
    50: '#978ccc',
    500: '#685fb5',
    950: '#000000',
  },
}

SCSS

$custom: #685fb5;
$custom-light: #978ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#685fb5",
  "rgb": {
    "r": 104,
    "g": 95,
    "b": 181
  },
  "hsl": {
    "h": 246.279,
    "s": 36.752,
    "l": 54.118
  },
  "oklch": {
    "l": 0.53502,
    "c": 0.13126,
    "h": 285.8
  },
  "luminance": 0.14464
}

Semantic roles & 50–950 ramp

primary

#685FB5

secondary

#C6CAA6

accent

#CD5BC1

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #685FB5

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

Preview Lab → · Contrast checker → · Palette generator →