#3934B1#3934B1

#3934B1 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 42.0% C 0.190 H 276.1°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#3934B1
RGB	rgb(57, 52, 177)
HSL	hsl(242, 55%, 45%)
HSV	hsv(242, 71%, 69%)
CMYK	cmyk(67.8%, 70.6%, 0%, 30.6%)
CIE-LAB	lab(30.64, 41.51, -65.49)
CIE-LCH	lch(30.64, 77.54, 302.37°)
OKLab	oklab(41.96% 0.0204 -0.1892)
OKLCH	oklch(41.96% 0.19 276.1)
XYZ	xyz(10.8485, 6.4992, 42.2692)
Luminance	0.0650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3934B1 #ACB134

analogous

#346EB1 #3934B1 #7834B1

triadic

#3934B1 #B13934 #34B139

tetradic

#3934B1 #B1346E #ACB134 #34B178

square

#3934B1 #B1346E #ACB134 #34B178

split-complementary

#3934B1 #B17834 #6EB134

monochromatic

#1B1852 #2A2682 #3934B1 #5A55CD #8884DB

Accessibility & contrast

On white

9.13

#3934B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3934B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3934B1

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3934B1	#FFFFFF	#000000	##FFFFFF
##3934B1	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB5

Deuteranopia (green-blind)

#0043AF

Tritanopia (blue-blind)

#00566F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3934b1;
/* rgb */ color: rgb(57, 52, 177);
/* oklch */ color: oklch(42.0% 0.190 276.1);

Tailwind

colors: {
  custom: {
    50: '#806dc9',
    500: '#3934b1',
    950: '#000000',
  },
}

SCSS

$custom: #3934b1;
$custom-light: #806dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3934b1",
  "rgb": {
    "r": 57,
    "g": 52,
    "b": 177
  },
  "hsl": {
    "h": 242.4,
    "s": 54.585,
    "l": 44.902
  },
  "oklch": {
    "l": 0.41963,
    "c": 0.19025,
    "h": 276.1
  },
  "luminance": 0.065
}

Semantic roles & 50–950 ramp

primary

#3934B1

secondary

#C2C57C

accent

#DE4AD8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3934B1

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

Preview Lab → · Contrast checker → · Palette generator →