#3531AF#3531AF

#3531AF is a dark, vivid blue. Relative luminance 0.060; OKLCH L 41.0% C 0.192 H 275.2°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#3531AF
RGB	rgb(53, 49, 175)
HSL	hsl(242, 56%, 44%)
HSV	hsv(242, 72%, 69%)
CMYK	cmyk(69.7%, 72%, 0%, 31.4%)
CIE-LAB	lab(29.53, 42.13, -66.12)
CIE-LCH	lch(29.53, 78.41, 302.51°)
OKLab	oklab(41.04% 0.0175 -0.1911)
OKLCH	oklch(41.04% 0.192 275.2)
XYZ	xyz(10.3018, 6.0477, 41.1735)
Luminance	0.0605 (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

#3531AF #ABAF31

analogous

#316CAF #3531AF #7431AF

triadic

#3531AF #AF3531 #31AF35

tetradic

#3531AF #AF316C #ABAF31 #31AF74

square

#3531AF #AF316C #ABAF31 #31AF74

split-complementary

#3531AF #AF7431 #6CAF31

monochromatic

#18164F #27247F #3531AF #534FCE #827FDB

Accessibility & contrast

On white

9.50

#3531AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3531AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3531AF

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3531AF	#FFFFFF	#000000	##FFFFFF
##3531AF	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB3

Deuteranopia (green-blind)

#0040AD

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3531af;
/* rgb */ color: rgb(53, 49, 175);
/* oklch */ color: oklch(41.0% 0.192 275.2);

Tailwind

colors: {
  custom: {
    50: '#7e6ac8',
    500: '#3531af',
    950: '#000000',
  },
}

SCSS

$custom: #3531af;
$custom-light: #7e6ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#3531af",
  "rgb": {
    "r": 53,
    "g": 49,
    "b": 175
  },
  "hsl": {
    "h": 241.905,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.41041,
    "c": 0.19192,
    "h": 275.2
  },
  "luminance": 0.06049
}

Semantic roles & 50–950 ramp

primary

#3531AF

secondary

#C2C478

accent

#E048DB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3531AF

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

Preview Lab → · Contrast checker → · Palette generator →