#3541BA#3541BA

#3541BA is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.7% C 0.188 H 271.8°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#3541BA
RGB	rgb(53, 65, 186)
HSL	hsl(235, 56%, 47%)
HSV	hsv(235, 72%, 73%)
CMYK	cmyk(71.5%, 65.1%, 0%, 27.1%)
CIE-LAB	lab(34.15, 36.17, -65.07)
CIE-LCH	lch(34.15, 74.45, 299.07°)
OKLab	oklab(44.69% 0.006 -0.188)
OKLCH	oklch(44.69% 0.188 271.8)
XYZ	xyz(12.2184, 8.0814, 47.3608)
Luminance	0.0808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3541BA #BAAE35

analogous

#3584BA #3541BA #6B35BA

triadic

#3541BA #BA3541 #41BA35

tetradic

#3541BA #BA3584 #BAAE35 #35BA6B

square

#3541BA #BA3584 #BAAE35 #35BA6B

split-complementary

#3541BA #BA6B35 #84BA35

monochromatic

#1A205B #27308A #3541BA #5C66D0 #8B93DE

Accessibility & contrast

On white

8.03

#3541BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3541BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3541BA

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3541BA	#FFFFFF	#000000	##FFFFFF
##3541BA	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BE

Deuteranopia (green-blind)

#004AB8

Tritanopia (blue-blind)

#006177

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3541ba;
/* rgb */ color: rgb(53, 65, 186);
/* oklch */ color: oklch(44.7% 0.188 271.8);

Tailwind

colors: {
  custom: {
    50: '#7f76d0',
    500: '#3541ba',
    950: '#000000',
  },
}

SCSS

$custom: #3541ba;
$custom-light: #7f76d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3541ba",
  "rgb": {
    "r": 53,
    "g": 65,
    "b": 186
  },
  "hsl": {
    "h": 234.586,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44693,
    "c": 0.18811,
    "h": 271.8
  },
  "luminance": 0.08083
}

Semantic roles & 50–950 ramp

primary

#3541BA

secondary

#C8C282

accent

#D149DF

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3541BA

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

Preview Lab → · Contrast checker → · Palette generator →