#3523B3#3523B3

#3523B3 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.6% C 0.210 H 276.5°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#3523B3
RGB	rgb(53, 35, 179)
HSL	hsl(248, 67%, 42%)
HSV	hsv(248, 80%, 70%)
CMYK	cmyk(70.4%, 80.4%, 0%, 29.8%)
CIE-LAB	lab(27.33, 50.85, -72.15)
CIE-LCH	lch(27.33, 88.27, 305.18°)
OKLab	oklab(39.62% 0.0238 -0.2085)
OKLCH	oklch(39.62% 0.21 276.5)
XYZ	xyz(10.2033, 5.2127, 43.1075)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3523B3 #A1B323

analogous

#2359B3 #3523B3 #7D23B3

triadic

#3523B3 #B33523 #23B335

tetradic

#3523B3 #B32359 #A1B323 #23B37D

square

#3523B3 #B32359 #A1B323 #23B37D

split-complementary

#3523B3 #B37D23 #59B323

monochromatic

#170F4D #261980 #3523B3 #4E3BD9 #7C6EE3

Accessibility & contrast

On white

10.28

#3523B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3523B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3523B3

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3523B3	#FFFFFF	#000000	##FFFFFF
##3523B3	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B7

Deuteranopia (green-blind)

#003AB1

Tritanopia (blue-blind)

#00506C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3523b3;
/* rgb */ color: rgb(53, 35, 179);
/* oklch */ color: oklch(39.6% 0.210 276.5);

Tailwind

colors: {
  custom: {
    50: '#8062cb',
    500: '#3523b3',
    950: '#000000',
  },
}

SCSS

$custom: #3523b3;
$custom-light: #8062cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3523b3",
  "rgb": {
    "r": 53,
    "g": 35,
    "b": 179
  },
  "hsl": {
    "h": 247.5,
    "s": 67.29,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39615,
    "c": 0.20987,
    "h": 276.5
  },
  "luminance": 0.05214
}

Semantic roles & 50–950 ramp

primary

#3523B3

secondary

#BDC969

accent

#EA3ED5

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3523B3

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

Preview Lab → · Contrast checker → · Palette generator →