#3531D4#3531D4

#3531D4 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.9% C 0.236 H 272.5°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#3531D4
RGB	rgb(53, 49, 212)
HSL	hsl(241, 65%, 51%)
HSV	hsv(241, 77%, 83%)
CMYK	cmyk(75%, 76.9%, 0%, 16.9%)
CIE-LAB	lab(33.36, 54.07, -81.55)
CIE-LCH	lch(33.36, 97.85, 303.54°)
OKLab	oklab(44.89% 0.0105 -0.236)
OKLCH	oklch(44.89% 0.236 272.5)
XYZ	xyz(14.4462, 7.7054, 63.0005)
Luminance	0.0771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.74

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3531D4 #D0D431

analogous

#317ED4 #3531D4 #8631D4

triadic

#3531D4 #D43531 #31D435

tetradic

#3531D4 #D4317E #D0D431 #31D486

square

#3531D4 #D4317E #D0D431 #31D486

split-complementary

#3531D4 #D48631 #7ED431

monochromatic

#1A1873 #2623A5 #3531D4 #6764DF #9896E9

Accessibility & contrast

On white

8.26

#3531D4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3531D4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3531D4

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3531D4	#FFFFFF	#000000	##FFFFFF
##3531D4	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D9

Deuteranopia (green-blind)

#0046D1

Tritanopia (blue-blind)

#006282

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3531d4;
/* rgb */ color: rgb(53, 49, 212);
/* oklch */ color: oklch(44.9% 0.236 272.5);

Tailwind

colors: {
  custom: {
    50: '#866ce3',
    500: '#3531d4',
    950: '#000000',
  },
}

SCSS

$custom: #3531d4;
$custom-light: #866ce3;
$custom-dark: #000000;

JSON

{
  "hex": "#3531d4",
  "rgb": {
    "r": 53,
    "g": 49,
    "b": 212
  },
  "hsl": {
    "h": 241.472,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.44889,
    "c": 0.23625,
    "h": 272.5
  },
  "luminance": 0.07707
}

Semantic roles & 50–950 ramp

primary

#3531D4

secondary

#D3D48C

accent

#E83FE4

background

#F9F6FE

surface

#F1ECFC

border

#CBC7D5

text

#0D0716

muted

#7E7A84

Preview Lab

Preview with #3531D4

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

Preview Lab → · Contrast checker → · Palette generator →