#3541AD#3541AD

#3541AD is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.5% C 0.171 H 272.3°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#3541AD
RGB	rgb(53, 65, 173)
HSL	hsl(234, 53%, 44%)
HSV	hsv(234, 69%, 68%)
CMYK	cmyk(69.4%, 62.4%, 0%, 32.2%)
CIE-LAB	lab(33.04, 31.55, -59.18)
CIE-LCH	lch(33.04, 67.07, 298.06°)
OKLab	oklab(43.53% 0.0067 -0.1708)
OKLCH	oklch(43.53% 0.171 272.3)
XYZ	xyz(10.8988, 7.5536, 40.4107)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.06

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3541AD #ADA135

analogous

#357DAD #3541AD #6535AD

triadic

#3541AD #AD3541 #41AD35

tetradic

#3541AD #AD357D #ADA135 #35AD65

square

#3541AD #AD357D #ADA135 #35AD65

split-complementary

#3541AD #AD6535 #7DAD35

monochromatic

#181E4F #272F7E #3541AD #5460CB #838CD9

Accessibility & contrast

On white

8.36

#3541AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3541AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3541AD

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3541AD	#FFFFFF	#000000	##FFFFFF
##3541AD	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B1

Deuteranopia (green-blind)

#0048AB

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3541ad;
/* rgb */ color: rgb(53, 65, 173);
/* oklch */ color: oklch(43.5% 0.171 272.3);

Tailwind

colors: {
  custom: {
    50: '#7c75c6',
    500: '#3541ad',
    950: '#000000',
  },
}

SCSS

$custom: #3541ad;
$custom-light: #7c75c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3541ad",
  "rgb": {
    "r": 53,
    "g": 65,
    "b": 173
  },
  "hsl": {
    "h": 234,
    "s": 53.097,
    "l": 44.314
  },
  "oklch": {
    "l": 0.43528,
    "c": 0.17089,
    "h": 272.3
  },
  "luminance": 0.07555
}

Semantic roles & 50–950 ramp

primary

#3541AD

secondary

#C3BB7B

accent

#CE4BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3541AD

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

Preview Lab → · Contrast checker → · Palette generator →