#3542B3#3542B3

#3542B3 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.2% C 0.178 H 271.8°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#3542B3
RGB	rgb(53, 66, 179)
HSL	hsl(234, 54%, 45%)
HSV	hsv(234, 70%, 70%)
CMYK	cmyk(70.4%, 63.1%, 0%, 29.8%)
CIE-LAB	lab(33.79, 33.05, -61.52)
CIE-LCH	lch(33.79, 69.84, 298.25°)
OKLab	oklab(44.24% 0.0057 -0.1776)
OKLCH	oklch(44.24% 0.178 271.8)
XYZ	xyz(11.5503, 7.9069, 43.5566)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3542B3 #B3A635

analogous

#3581B3 #3542B3 #6735B3

triadic

#3542B3 #B33542 #42B335

tetradic

#3542B3 #B33581 #B3A635 #35B367

square

#3542B3 #B33581 #B3A635 #35B367

split-complementary

#3542B3 #B36735 #81B335

monochromatic

#191F55 #273184 #3542B3 #5864CD #8790DB

Accessibility & contrast

On white

8.13

#3542B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3542B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3542B3

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3542B3	#FFFFFF	#000000	##FFFFFF
##3542B3	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B7

Deuteranopia (green-blind)

#004AB1

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3542b3;
/* rgb */ color: rgb(53, 66, 179);
/* oklch */ color: oklch(44.2% 0.178 271.8);

Tailwind

colors: {
  custom: {
    50: '#7d76cb',
    500: '#3542b3',
    950: '#000000',
  },
}

SCSS

$custom: #3542b3;
$custom-light: #7d76cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3542b3",
  "rgb": {
    "r": 53,
    "g": 66,
    "b": 179
  },
  "hsl": {
    "h": 233.81,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.44239,
    "c": 0.1777,
    "h": 271.8
  },
  "luminance": 0.07908
}

Semantic roles & 50–950 ramp

primary

#3542B3

secondary

#C5BE7F

accent

#CE4ADE

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3542B3

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

Preview Lab → · Contrast checker → · Palette generator →