#3531CA#3531CA

#3531CA is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.8% C 0.225 H 273.2°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#3531CA
RGB	rgb(53, 49, 202)
HSL	hsl(242, 61%, 49%)
HSV	hsv(242, 76%, 79%)
CMYK	cmyk(73.8%, 75.7%, 0%, 20.8%)
CIE-LAB	lab(32.29, 50.92, -77.51)
CIE-LCH	lch(32.29, 92.74, 303.30°)
OKLab	oklab(43.82% 0.0125 -0.2243)
OKLCH	oklch(43.82% 0.225 273.2)
XYZ	xyz(13.2236, 7.2164, 56.5617)
Luminance	0.0722 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 4.03

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3531CA #C6CA31

analogous

#3179CA #3531CA #8231CA

triadic

#3531CA #CA3531 #31CA35

tetradic

#3531CA #CA3179 #C6CA31 #31CA82

square

#3531CA #CA3179 #C6CA31 #31CA82

split-complementary

#3531CA #CA8231 #79CA31

monochromatic

#1B1967 #282599 #3531CA #6360D8 #9391E4

Accessibility & contrast

On white

8.59

#3531CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#3531CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3531CA

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3531CA	#FFFFFF	#000000	##FFFFFF
##3531CA	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053CE

Deuteranopia (green-blind)

#0044C7

Tritanopia (blue-blind)

#005E7C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3531ca;
/* rgb */ color: rgb(53, 49, 202);
/* oklch */ color: oklch(43.8% 0.225 273.2);

Tailwind

colors: {
  custom: {
    50: '#846cdc',
    500: '#3531ca',
    950: '#000000',
  },
}

SCSS

$custom: #3531ca;
$custom-light: #846cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3531ca",
  "rgb": {
    "r": 53,
    "g": 49,
    "b": 202
  },
  "hsl": {
    "h": 241.569,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.43824,
    "c": 0.22462,
    "h": 273.2
  },
  "luminance": 0.07218
}

Semantic roles & 50–950 ramp

primary

#3531CA

secondary

#CDCF88

accent

#E444E0

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3531CA

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

Preview Lab → · Contrast checker → · Palette generator →