#3541A5#3541A5

#3541A5 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.8% C 0.160 H 272.5°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#3541A5
RGB	rgb(53, 65, 165)
HSL	hsl(234, 51%, 43%)
HSV	hsv(234, 68%, 65%)
CMYK	cmyk(67.9%, 60.6%, 0%, 35.3%)
CIE-LAB	lab(32.38, 28.68, -55.47)
CIE-LCH	lch(32.38, 62.44, 297.34°)
OKLab	oklab(42.84% 0.0069 -0.1598)
OKLCH	oklch(42.84% 0.16 272.5)
XYZ	xyz(10.1477, 7.2532, 36.4552)
Luminance	0.0725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3541A5 #A59935

analogous

#3579A5 #3541A5 #6135A5

triadic

#3541A5 #A53541 #41A535

tetradic

#3541A5 #A53579 #A59935 #35A561

square

#3541A5 #A53579 #A59935 #35A561

split-complementary

#3541A5 #A56135 #79A535

monochromatic

#171D48 #262F77 #3541A5 #505DC7 #7F88D6

Accessibility & contrast

On white

8.57

#3541A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3541A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3541A5

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3541A5	#FFFFFF	#000000	##FFFFFF
##3541A5	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A8

Deuteranopia (green-blind)

#0047A3

Tritanopia (blue-blind)

#005A6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3541a5;
/* rgb */ color: rgb(53, 65, 165);
/* oklch */ color: oklch(42.8% 0.160 272.5);

Tailwind

colors: {
  custom: {
    50: '#7a75c0',
    500: '#3541a5',
    950: '#000000',
  },
}

SCSS

$custom: #3541a5;
$custom-light: #7a75c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3541a5",
  "rgb": {
    "r": 53,
    "g": 65,
    "b": 165
  },
  "hsl": {
    "h": 233.571,
    "s": 51.376,
    "l": 42.745
  },
  "oklch": {
    "l": 0.42836,
    "c": 0.16,
    "h": 272.5
  },
  "luminance": 0.07254
}

Semantic roles & 50–950 ramp

primary

#3541A5

secondary

#BFB777

accent

#CC4DDB

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3541A5

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

Preview Lab → · Contrast checker → · Palette generator →