#3541A3#3541A3

#3541A3 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.7% C 0.157 H 272.5°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#3541A3
RGB	rgb(53, 65, 163)
HSL	hsl(233, 51%, 42%)
HSV	hsv(233, 67%, 64%)
CMYK	cmyk(67.5%, 60.1%, 0%, 36.1%)
CIE-LAB	lab(32.22, 27.96, -54.53)
CIE-LCH	lch(32.22, 61.28, 297.15°)
OKLab	oklab(42.67% 0.0069 -0.1571)
OKLCH	oklch(42.67% 0.157 272.5)
XYZ	xyz(9.9671, 7.1809, 35.5040)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3541A3 #A39735

analogous

#3578A3 #3541A3 #6035A3

triadic

#3541A3 #A33541 #41A335

tetradic

#3541A3 #A33578 #A39735 #35A360

square

#3541A3 #A33578 #A39735 #35A360

split-complementary

#3541A3 #A36035 #78A335

monochromatic

#171C47 #262F75 #3541A3 #4F5CC6 #7E87D5

Accessibility & contrast

On white

8.62

#3541A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#3541A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3541A3

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3541A3	#FFFFFF	#000000	##FFFFFF
##3541A3	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A6

Deuteranopia (green-blind)

#0047A1

Tritanopia (blue-blind)

#00596B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3541a3;
/* rgb */ color: rgb(53, 65, 163);
/* oklch */ color: oklch(42.7% 0.157 272.5);

Tailwind

colors: {
  custom: {
    50: '#7a75bf',
    500: '#3541a3',
    950: '#000000',
  },
}

SCSS

$custom: #3541a3;
$custom-light: #7a75bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3541a3",
  "rgb": {
    "r": 53,
    "g": 65,
    "b": 163
  },
  "hsl": {
    "h": 233.455,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.42666,
    "c": 0.15724,
    "h": 272.5
  },
  "luminance": 0.07182
}

Semantic roles & 50–950 ramp

primary

#3541A3

secondary

#BEB676

accent

#CB4DDA

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3541A3

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

Preview Lab → · Contrast checker → · Palette generator →