#3523B1#3523B1

#3523B1 is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.4% C 0.208 H 276.7°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#3523B1
RGB	rgb(53, 35, 177)
HSL	hsl(248, 67%, 42%)
HSV	hsv(248, 80%, 69%)
CMYK	cmyk(70.1%, 80.2%, 0%, 30.6%)
CIE-LAB	lab(27.11, 50.25, -71.32)
CIE-LCH	lch(27.11, 87.24, 305.17°)
OKLab	oklab(39.39% 0.0243 -0.2061)
OKLCH	oklch(39.39% 0.208 276.7)
XYZ	xyz(10.0025, 5.1324, 42.0500)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3523B1 #9FB123

analogous

#2358B1 #3523B1 #7C23B1

triadic

#3523B1 #B13523 #23B135

tetradic

#3523B1 #B12358 #9FB123 #23B17C

square

#3523B1 #B12358 #9FB123 #23B17C

split-complementary

#3523B1 #B17C23 #58B123

monochromatic

#160F4B #26197E #3523B1 #4D39D8 #7B6CE2

Accessibility & contrast

On white

10.36

#3523B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#3523B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3523B1

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3523B1	#FFFFFF	#000000	##FFFFFF
##3523B1	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B5

Deuteranopia (green-blind)

#003AAF

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3523b1;
/* rgb */ color: rgb(53, 35, 177);
/* oklch */ color: oklch(39.4% 0.208 276.7);

Tailwind

colors: {
  custom: {
    50: '#7f62ca',
    500: '#3523b1',
    950: '#000000',
  },
}

SCSS

$custom: #3523b1;
$custom-light: #7f62ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3523b1",
  "rgb": {
    "r": 53,
    "g": 35,
    "b": 177
  },
  "hsl": {
    "h": 247.606,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39394,
    "c": 0.20755,
    "h": 276.7
  },
  "luminance": 0.05133
}

Semantic roles & 50–950 ramp

primary

#3523B1

secondary

#BCC868

accent

#EA3ED4

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3523B1

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

Preview Lab → · Contrast checker → · Palette generator →