#3A41BA#3A41BA

#3A41BA is a dark, vivid blue. Relative luminance 0.082; OKLCH L 45.0% C 0.187 H 273.5°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#3A41BA
RGB	rgb(58, 65, 186)
HSL	hsl(237, 52%, 48%)
HSV	hsv(237, 69%, 73%)
CMYK	cmyk(68.8%, 65.1%, 0%, 27.1%)
CIE-LAB	lab(34.45, 36.80, -64.58)
CIE-LCH	lch(34.45, 74.33, 299.68°)
OKLab	oklab(44.99% 0.0115 -0.1864)
OKLCH	oklch(44.99% 0.187 273.5)
XYZ	xyz(12.4952, 8.2241, 47.3738)
Luminance	0.0823 (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

#3A41BA #BAB33A

analogous

#3A81BA #3A41BA #733ABA

triadic

#3A41BA #BA3A41 #41BA3A

tetradic

#3A41BA #BA3A81 #BAB33A #3ABA73

square

#3A41BA #BA3A81 #BAB33A #3ABA73

split-complementary

#3A41BA #BA733A #81BA3A

monochromatic

#1D205D #2B318B #3A41BA #6369CE #9296DD

Accessibility & contrast

On white

7.94

#3A41BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3A41BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A41BA

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A41BA	#FFFFFF	#000000	##FFFFFF
##3A41BA	1.00	7.94	2.65	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BE

Deuteranopia (green-blind)

#004BB8

Tritanopia (blue-blind)

#006177

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3a41ba;
/* rgb */ color: rgb(58, 65, 186);
/* oklch */ color: oklch(45.0% 0.187 273.5);

Tailwind

colors: {
  custom: {
    50: '#8176d0',
    500: '#3a41ba',
    950: '#000000',
  },
}

SCSS

$custom: #3a41ba;
$custom-light: #8176d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a41ba",
  "rgb": {
    "r": 58,
    "g": 65,
    "b": 186
  },
  "hsl": {
    "h": 236.719,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44986,
    "c": 0.18681,
    "h": 273.5
  },
  "luminance": 0.08225
}

Semantic roles & 50–950 ramp

primary

#3A41BA

secondary

#C8C488

accent

#D44CDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3A41BA

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

Preview Lab → · Contrast checker → · Palette generator →