#3A41B9#3A41B9

#3A41B9 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.9% C 0.185 H 273.6°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#3A41B9
RGB	rgb(58, 65, 185)
HSL	hsl(237, 52%, 48%)
HSV	hsv(237, 69%, 73%)
CMYK	cmyk(68.6%, 64.9%, 0%, 27.5%)
CIE-LAB	lab(34.36, 36.45, -64.13)
CIE-LCH	lch(34.36, 73.76, 299.62°)
OKLab	oklab(44.9% 0.0116 -0.1851)
OKLCH	oklch(44.9% 0.185 273.6)
XYZ	xyz(12.3893, 8.1818, 46.8159)
Luminance	0.0818 (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

#3A41B9 #B9B23A

analogous

#3A80B9 #3A41B9 #733AB9

triadic

#3A41B9 #B93A41 #41B93A

tetradic

#3A41B9 #B93A80 #B9B23A #3AB973

square

#3A41B9 #B93A80 #B9B23A #3AB973

split-complementary

#3A41B9 #B9733A #80B93A

monochromatic

#1D205C #2B318A #3A41B9 #6268CE #9195DC

Accessibility & contrast

On white

7.96

#3A41B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3A41B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A41B9

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A41B9	#FFFFFF	#000000	##FFFFFF
##3A41B9	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BD

Deuteranopia (green-blind)

#004BB7

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3a41b9;
/* rgb */ color: rgb(58, 65, 185);
/* oklch */ color: oklch(44.9% 0.185 273.6);

Tailwind

colors: {
  custom: {
    50: '#8176cf',
    500: '#3a41b9',
    950: '#000000',
  },
}

SCSS

$custom: #3a41b9;
$custom-light: #8176cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a41b9",
  "rgb": {
    "r": 58,
    "g": 65,
    "b": 185
  },
  "hsl": {
    "h": 236.693,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44895,
    "c": 0.18549,
    "h": 273.6
  },
  "luminance": 0.08183
}

Semantic roles & 50–950 ramp

primary

#3A41B9

secondary

#C7C487

accent

#D44CDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3A41B9

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

Preview Lab → · Contrast checker → · Palette generator →