#3520BB#3520BB

#3520BB is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.2% C 0.221 H 275.9°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#3520BB
RGB	rgb(53, 32, 187)
HSL	hsl(248, 71%, 43%)
HSV	hsv(248, 83%, 73%)
CMYK	cmyk(71.7%, 82.9%, 0%, 26.7%)
CIE-LAB	lab(27.78, 54.59, -76.16)
CIE-LCH	lch(27.78, 93.70, 305.63°)
OKLab	oklab(40.19% 0.0227 -0.2201)
OKLCH	oklch(40.19% 0.221 275.9)
XYZ	xyz(10.9514, 5.3767, 47.4647)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3520BB #A6BB20

analogous

#2058BB #3520BB #8220BB

triadic

#3520BB #BB3520 #20BB35

tetradic

#3520BB #BB2058 #A6BB20 #20BB82

square

#3520BB #BB2058 #A6BB20 #20BB82

split-complementary

#3520BB #BB8220 #58BB20

monochromatic

#170E52 #261787 #3520BB #513BDD #7F6FE6

Accessibility & contrast

On white

10.12

#3520BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3520BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3520BB

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3520BB	#FFFFFF	#000000	##FFFFFF
##3520BB	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048BF

Deuteranopia (green-blind)

#003BB8

Tritanopia (blue-blind)

#005270

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3520bb;
/* rgb */ color: rgb(53, 32, 187);
/* oklch */ color: oklch(40.2% 0.221 275.9);

Tailwind

colors: {
  custom: {
    50: '#8261d1',
    500: '#3520bb',
    950: '#000000',
  },
}

SCSS

$custom: #3520bb;
$custom-light: #8261d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3520bb",
  "rgb": {
    "r": 53,
    "g": 32,
    "b": 187
  },
  "hsl": {
    "h": 248.129,
    "s": 70.776,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40192,
    "c": 0.22129,
    "h": 275.9
  },
  "luminance": 0.05378
}

Semantic roles & 50–950 ramp

primary

#3520BB

secondary

#BFCD6A

accent

#EE3AD5

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #3520BB

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

Preview Lab → · Contrast checker → · Palette generator →