#3523A8#3523A8

#3523A8 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.4% C 0.197 H 277.8°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#3523A8
RGB	rgb(53, 35, 168)
HSL	hsl(248, 66%, 40%)
HSV	hsv(248, 79%, 66%)
CMYK	cmyk(68.5%, 79.2%, 0%, 34.1%)
CIE-LAB	lab(26.11, 47.50, -67.56)
CIE-LCH	lch(26.11, 82.59, 305.11°)
OKLab	oklab(38.41% 0.0268 -0.1952)
OKLCH	oklch(38.41% 0.197 277.8)
XYZ	xyz(9.1348, 4.7853, 37.4805)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3523A8 #96A823

analogous

#2354A8 #3523A8 #7723A8

triadic

#3523A8 #A83523 #23A835

tetradic

#3523A8 #A82354 #96A823 #23A877

square

#3523A8 #A82354 #96A823 #23A877

split-complementary

#3523A8 #A87723 #54A823

monochromatic

#150E43 #251875 #3523A8 #4934D5 #7766DF

Accessibility & contrast

On white

10.73

#3523A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3523A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3523A8

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3523A8	#FFFFFF	#000000	##FFFFFF
##3523A8	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#0038A6

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3523a8;
/* rgb */ color: rgb(53, 35, 168);
/* oklch */ color: oklch(38.4% 0.197 277.8);

Tailwind

colors: {
  custom: {
    50: '#7d62c3',
    500: '#3523a8',
    950: '#000000',
  },
}

SCSS

$custom: #3523a8;
$custom-light: #7d62c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3523a8",
  "rgb": {
    "r": 53,
    "g": 35,
    "b": 168
  },
  "hsl": {
    "h": 248.12,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.3841,
    "c": 0.19701,
    "h": 277.8
  },
  "luminance": 0.04786
}

Semantic roles & 50–950 ramp

primary

#3523A8

secondary

#B7C562

accent

#E83FD2

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3523A8

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

Preview Lab → · Contrast checker → · Palette generator →