#3935B9#3935B9

#3935B9 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.9% C 0.199 H 275.3°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#3935B9
RGB	rgb(57, 53, 185)
HSL	hsl(242, 55%, 47%)
HSV	hsv(242, 71%, 73%)
CMYK	cmyk(69.2%, 71.4%, 0%, 27.5%)
CIE-LAB	lab(31.62, 43.57, -68.63)
CIE-LCH	lch(31.62, 81.29, 302.41°)
OKLab	oklab(42.9% 0.0184 -0.1983)
OKLCH	oklch(42.9% 0.199 275.3)
XYZ	xyz(11.7145, 6.9178, 46.6074)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.68

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3935B9 #B5B935

analogous

#3573B9 #3935B9 #7B35B9

triadic

#3935B9 #B93935 #35B939

tetradic

#3935B9 #B93573 #B5B935 #35B97B

square

#3935B9 #B93573 #B5B935 #35B97B

split-complementary

#3935B9 #B97B35 #73B935

monochromatic

#1C1A5A #2A2789 #3935B9 #5F5BD0 #8D8BDE

Accessibility & contrast

On white

8.81

#3935B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3935B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3935B9

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3935B9	#FFFFFF	#000000	##FFFFFF
##3935B9	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BD

Deuteranopia (green-blind)

#0044B7

Tritanopia (blue-blind)

#005A73

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3935b9;
/* rgb */ color: rgb(57, 53, 185);
/* oklch */ color: oklch(42.9% 0.199 275.3);

Tailwind

colors: {
  custom: {
    50: '#816ecf',
    500: '#3935b9',
    950: '#000000',
  },
}

SCSS

$custom: #3935b9;
$custom-light: #816ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#3935b9",
  "rgb": {
    "r": 57,
    "g": 53,
    "b": 185
  },
  "hsl": {
    "h": 241.818,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.42898,
    "c": 0.19919,
    "h": 275.3
  },
  "luminance": 0.06919
}

Semantic roles & 50–950 ramp

primary

#3935B9

secondary

#C6C882

accent

#DF49DA

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3935B9

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

Preview Lab → · Contrast checker → · Palette generator →