#3521AD#3521AD

#3521AD is a dark, highly saturated blue. Relative luminance 0.049; OKLCH L 38.7% C 0.205 H 277.4°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#3521AD
RGB	rgb(53, 33, 173)
HSL	hsl(249, 68%, 40%)
HSV	hsv(249, 81%, 68%)
CMYK	cmyk(69.4%, 80.9%, 0%, 32.2%)
CIE-LAB	lab(26.33, 49.99, -70.20)
CIE-LCH	lch(26.33, 86.18, 305.45°)
OKLab	oklab(38.73% 0.0263 -0.2028)
OKLCH	oklch(38.73% 0.205 277.4)
XYZ	xyz(9.5524, 4.8609, 39.9619)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3521AD #99AD21

analogous

#2153AD #3521AD #7B21AD

triadic

#3521AD #AD3521 #21AD35

tetradic

#3521AD #AD2153 #99AD21 #21AD7B

square

#3521AD #AD2153 #99AD21 #21AD7B

split-complementary

#3521AD #AD7B21 #53AD21

monochromatic

#160D46 #25177A #3521AD #4B33D8 #7866E2

Accessibility & contrast

On white

10.65

#3521AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3521AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3521AD

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3521AD	#FFFFFF	#000000	##FFFFFF
##3521AD	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B1

Deuteranopia (green-blind)

#0038AB

Tritanopia (blue-blind)

#004C68

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3521ad;
/* rgb */ color: rgb(53, 33, 173);
/* oklch */ color: oklch(38.7% 0.205 277.4);

Tailwind

colors: {
  custom: {
    50: '#7f61c7',
    500: '#3521ad',
    950: '#000000',
  },
}

SCSS

$custom: #3521ad;
$custom-light: #7f61c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3521ad",
  "rgb": {
    "r": 53,
    "g": 33,
    "b": 173
  },
  "hsl": {
    "h": 248.571,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38726,
    "c": 0.20455,
    "h": 277.4
  },
  "luminance": 0.04862
}

Semantic roles & 50–950 ramp

primary

#3521AD

secondary

#B9C762

accent

#EB3DD2

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3521AD

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

Preview Lab → · Contrast checker → · Palette generator →