#3531AE#3531AE

#3531AE is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.9% C 0.191 H 275.3°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#3531AE
RGB	rgb(53, 49, 174)
HSL	hsl(242, 56%, 44%)
HSV	hsv(242, 72%, 68%)
CMYK	cmyk(69.5%, 71.8%, 0%, 31.8%)
CIE-LAB	lab(29.43, 41.80, -65.69)
CIE-LCH	lch(29.43, 77.86, 302.47°)
OKLab	oklab(40.94% 0.0177 -0.1898)
OKLCH	oklch(40.94% 0.191 275.3)
XYZ	xyz(10.2040, 6.0086, 40.6582)
Luminance	0.0601 (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

#3531AE #AAAE31

analogous

#316BAE #3531AE #7331AE

triadic

#3531AE #AE3531 #31AE35

tetradic

#3531AE #AE316B #AAAE31 #31AE73

square

#3531AE #AE316B #AAAE31 #31AE73

split-complementary

#3531AE #AE7331 #6BAE31

monochromatic

#18164E #26247E #3531AE #534FCD #827FDB

Accessibility & contrast

On white

9.54

#3531AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3531AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3531AE

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3531AE	#FFFFFF	#000000	##FFFFFF
##3531AE	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB2

Deuteranopia (green-blind)

#0040AC

Tritanopia (blue-blind)

#00546C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3531ae;
/* rgb */ color: rgb(53, 49, 174);
/* oklch */ color: oklch(40.9% 0.191 275.3);

Tailwind

colors: {
  custom: {
    50: '#7e6ac7',
    500: '#3531ae',
    950: '#000000',
  },
}

SCSS

$custom: #3531ae;
$custom-light: #7e6ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3531ae",
  "rgb": {
    "r": 53,
    "g": 49,
    "b": 174
  },
  "hsl": {
    "h": 241.92,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.40941,
    "c": 0.19066,
    "h": 275.3
  },
  "luminance": 0.0601
}

Semantic roles & 50–950 ramp

primary

#3531AE

secondary

#C1C477

accent

#DF48DB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3531AE

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

Preview Lab → · Contrast checker → · Palette generator →