#3521AC#3521AC

#3521AC is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.6% C 0.203 H 277.5°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#3521AC
RGB	rgb(53, 33, 172)
HSL	hsl(249, 68%, 40%)
HSV	hsv(249, 81%, 67%)
CMYK	cmyk(69.2%, 80.8%, 0%, 32.5%)
CIE-LAB	lab(26.22, 49.69, -69.79)
CIE-LCH	lch(26.22, 85.67, 305.45°)
OKLab	oklab(38.62% 0.0266 -0.2016)
OKLCH	oklch(38.62% 0.203 277.5)
XYZ	xyz(9.4560, 4.8223, 39.4542)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3521AC #98AC21

analogous

#2153AC #3521AC #7A21AC

triadic

#3521AC #AC3521 #21AC35

tetradic

#3521AC #AC2153 #98AC21 #21AC7A

square

#3521AC #AC2153 #98AC21 #21AC7A

split-complementary

#3521AC #AC7A21 #53AC21

monochromatic

#150D45 #251779 #3521AC #4A32D8 #7866E2

Accessibility & contrast

On white

10.69

#3521AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3521AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3521AC

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3521AC	#FFFFFF	#000000	##FFFFFF
##3521AC	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B0

Deuteranopia (green-blind)

#0038AA

Tritanopia (blue-blind)

#004C67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3521ac;
/* rgb */ color: rgb(53, 33, 172);
/* oklch */ color: oklch(38.6% 0.203 277.5);

Tailwind

colors: {
  custom: {
    50: '#7e61c6',
    500: '#3521ac',
    950: '#000000',
  },
}

SCSS

$custom: #3521ac;
$custom-light: #7e61c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3521ac",
  "rgb": {
    "r": 53,
    "g": 33,
    "b": 172
  },
  "hsl": {
    "h": 248.633,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38615,
    "c": 0.20339,
    "h": 277.5
  },
  "luminance": 0.04823
}

Semantic roles & 50–950 ramp

primary

#3521AC

secondary

#B8C762

accent

#EB3DD2

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #3521AC

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

Preview Lab → · Contrast checker → · Palette generator →