#3528A7#3528A7

#3528A7 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.9% C 0.191 H 277.3°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#3528A7
RGB	rgb(53, 40, 167)
HSL	hsl(246, 61%, 41%)
HSV	hsv(246, 76%, 65%)
CMYK	cmyk(68.3%, 76%, 0%, 34.5%)
CIE-LAB	lab(26.92, 44.59, -65.63)
CIE-LCH	lch(26.92, 79.34, 304.19°)
OKLab	oklab(38.94% 0.0244 -0.1896)
OKLCH	oklch(38.94% 0.191 277.3)
XYZ	xyz(9.1998, 5.0637, 37.0443)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3528A7 #9AA728

analogous

#285AA7 #3528A7 #7428A7

triadic

#3528A7 #A73528 #28A735

tetradic

#3528A7 #A7285A #9AA728 #28A774

square

#3528A7 #A7285A #9AA728 #28A774

split-complementary

#3528A7 #A77428 #5AA728

monochromatic

#161044 #251C76 #3528A7 #4B3CD0 #796DDC

Accessibility & contrast

On white

10.43

#3528A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3528A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3528A7

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3528A7	#FFFFFF	#000000	##FFFFFF
##3528A7	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AB

Deuteranopia (green-blind)

#003AA5

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3528a7;
/* rgb */ color: rgb(53, 40, 167);
/* oklch */ color: oklch(38.9% 0.191 277.3);

Tailwind

colors: {
  custom: {
    50: '#7d65c2',
    500: '#3528a7',
    950: '#000000',
  },
}

SCSS

$custom: #3528a7;
$custom-light: #7d65c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3528a7",
  "rgb": {
    "r": 53,
    "g": 40,
    "b": 167
  },
  "hsl": {
    "h": 246.142,
    "s": 61.353,
    "l": 40.588
  },
  "oklch": {
    "l": 0.3894,
    "c": 0.19118,
    "h": 277.3
  },
  "luminance": 0.05064
}

Semantic roles & 50–950 ramp

primary

#3528A7

secondary

#B9C368

accent

#E443D4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3528A7

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

Preview Lab → · Contrast checker → · Palette generator →