#3541A9#3541A9

#3541A9 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.2% C 0.165 H 272.4°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3541A9
RGB	rgb(53, 65, 169)
HSL	hsl(234, 52%, 44%)
HSV	hsv(234, 69%, 66%)
CMYK	cmyk(68.6%, 61.5%, 0%, 33.7%)
CIE-LAB	lab(32.70, 30.12, -57.34)
CIE-LCH	lch(32.70, 64.77, 297.71°)
OKLab	oklab(43.18% 0.0068 -0.1653)
OKLCH	oklch(43.18% 0.165 272.4)
XYZ	xyz(10.5175, 7.4011, 38.4027)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3541A9 #A99D35

analogous

#357BA9 #3541A9 #6335A9

triadic

#3541A9 #A93541 #41A935

tetradic

#3541A9 #A9357B #A99D35 #35A963

square

#3541A9 #A9357B #A99D35 #35A963

split-complementary

#3541A9 #A96335 #7BA935

monochromatic

#181D4C #262F7A #3541A9 #525FC9 #818AD7

Accessibility & contrast

On white

8.47

#3541A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3541A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3541A9

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3541A9	#FFFFFF	#000000	##FFFFFF
##3541A9	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AC

Deuteranopia (green-blind)

#0048A7

Tritanopia (blue-blind)

#005B6E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3541a9;
/* rgb */ color: rgb(53, 65, 169);
/* oklch */ color: oklch(43.2% 0.165 272.4);

Tailwind

colors: {
  custom: {
    50: '#7b75c3',
    500: '#3541a9',
    950: '#000000',
  },
}

SCSS

$custom: #3541a9;
$custom-light: #7b75c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3541a9",
  "rgb": {
    "r": 53,
    "g": 65,
    "b": 169
  },
  "hsl": {
    "h": 233.793,
    "s": 52.252,
    "l": 43.529
  },
  "oklch": {
    "l": 0.4318,
    "c": 0.16548,
    "h": 272.4
  },
  "luminance": 0.07402
}

Semantic roles & 50–950 ramp

primary

#3541A9

secondary

#C1B979

accent

#CD4CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3541A9

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

Preview Lab → · Contrast checker → · Palette generator →