#3528BA#3528BA

#3528BA is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 41.0% C 0.214 H 275.3°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#3528BA
RGB	rgb(53, 40, 186)
HSL	hsl(245, 65%, 44%)
HSV	hsv(245, 78%, 73%)
CMYK	cmyk(71.5%, 78.5%, 0%, 27.1%)
CIE-LAB	lab(28.95, 50.55, -73.63)
CIE-LCH	lch(28.95, 89.32, 304.47°)
OKLab	oklab(40.97% 0.0198 -0.2129)
OKLCH	oklch(40.97% 0.214 275.3)
XYZ	xyz(11.0870, 5.8186, 46.9837)
Luminance	0.0582 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3528BA #ADBA28

analogous

#2864BA #3528BA #7E28BA

triadic

#3528BA #BA3528 #28BA35

tetradic

#3528BA #BA2864 #ADBA28 #28BA7E

square

#3528BA #BA2864 #ADBA28 #28BA7E

split-complementary

#3528BA #BA7E28 #64BA28

monochromatic

#181255 #271D88 #3528BA #5448D8 #837AE2

Accessibility & contrast

On white

9.70

#3528BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3528BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3528BA

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3528BA	#FFFFFF	#000000	##FFFFFF
##3528BA	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBE

Deuteranopia (green-blind)

#003EB7

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3528ba;
/* rgb */ color: rgb(53, 40, 186);
/* oklch */ color: oklch(41.0% 0.214 275.3);

Tailwind

colors: {
  custom: {
    50: '#8166d0',
    500: '#3528ba',
    950: '#000000',
  },
}

SCSS

$custom: #3528ba;
$custom-light: #8166d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3528ba",
  "rgb": {
    "r": 53,
    "g": 40,
    "b": 186
  },
  "hsl": {
    "h": 245.342,
    "s": 64.602,
    "l": 44.314
  },
  "oklch": {
    "l": 0.40969,
    "c": 0.21383,
    "h": 275.3
  },
  "luminance": 0.0582
}

Semantic roles & 50–950 ramp

primary

#3528BA

secondary

#C3CA73

accent

#E840D9

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3528BA

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

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