#3541CB#3541CB

#3541CB is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.3% C 0.210 H 271.2°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#3541CB
RGB	rgb(53, 65, 203)
HSL	hsl(235, 59%, 50%)
HSV	hsv(235, 74%, 80%)
CMYK	cmyk(73.9%, 68%, 0%, 20.4%)
CIE-LAB	lab(35.69, 42.10, -72.49)
CIE-LCH	lch(35.69, 83.83, 300.15°)
OKLab	oklab(46.28% 0.0046 -0.2097)
OKLCH	oklch(46.28% 0.21 271.2)
XYZ	xyz(14.1343, 8.8478, 57.4512)
Luminance	0.0885 (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

#3541CB #CBBF35

analogous

#358CCB #3541CB #7435CB

triadic

#3541CB #CB3541 #41CB35

tetradic

#3541CB #CB358C #CBBF35 #35CB74

square

#3541CB #CB358C #CBBF35 #35CB74

split-complementary

#3541CB #CB7435 #8CCB35

monochromatic

#1B226A #28319B #3541CB #666FD8 #969DE4

Accessibility & contrast

On white

7.58

#3541CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#3541CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3541CB

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3541CB	#FFFFFF	#000000	##FFFFFF
##3541CB	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCF

Deuteranopia (green-blind)

#004DC8

Tritanopia (blue-blind)

#006781

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3541cb;
/* rgb */ color: rgb(53, 65, 203);
/* oklch */ color: oklch(46.3% 0.210 271.2);

Tailwind

colors: {
  custom: {
    50: '#8376dc',
    500: '#3541cb',
    950: '#000000',
  },
}

SCSS

$custom: #3541cb;
$custom-light: #8376dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3541cb",
  "rgb": {
    "r": 53,
    "g": 65,
    "b": 203
  },
  "hsl": {
    "h": 235.2,
    "s": 59.055,
    "l": 50.196
  },
  "oklch": {
    "l": 0.46281,
    "c": 0.20978,
    "h": 271.2
  },
  "luminance": 0.08849
}

Semantic roles & 50–950 ramp

primary

#3541CB

secondary

#CFCA8C

accent

#D646E2

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3541CB

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

Preview Lab → · Contrast checker → · Palette generator →