#3530B8#3530B8

#3530B8 is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 41.8% C 0.204 H 274.6°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#3530B8
RGB	rgb(53, 48, 184)
HSL	hsl(242, 59%, 45%)
HSV	hsv(242, 74%, 72%)
CMYK	cmyk(71.2%, 73.9%, 0%, 27.8%)
CIE-LAB	lab(30.23, 45.67, -70.33)
CIE-LCH	lch(30.23, 83.86, 303.00°)
OKLab	oklab(41.81% 0.0165 -0.2034)
OKLCH	oklch(41.81% 0.204 274.6)
XYZ	xyz(11.1740, 6.3304, 45.9711)
Luminance	0.0633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3530B8 #B3B830

analogous

#306FB8 #3530B8 #7930B8

triadic

#3530B8 #B83530 #30B835

tetradic

#3530B8 #B8306F #B3B830 #30B879

square

#3530B8 #B8306F #B3B830 #30B879

split-complementary

#3530B8 #B87930 #6FB830

monochromatic

#191757 #272387 #3530B8 #5853D2 #8784DF

Accessibility & contrast

On white

9.27

#3530B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3530B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3530B8

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3530B8	#FFFFFF	#000000	##FFFFFF
##3530B8	1.00	9.27	2.27	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DBC

Deuteranopia (green-blind)

#0041B6

Tritanopia (blue-blind)

#005771

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3530b8;
/* rgb */ color: rgb(53, 48, 184);
/* oklch */ color: oklch(41.8% 0.204 274.6);

Tailwind

colors: {
  custom: {
    50: '#806acf',
    500: '#3530b8',
    950: '#000000',
  },
}

SCSS

$custom: #3530b8;
$custom-light: #806acf;
$custom-dark: #000000;

JSON

{
  "hex": "#3530b8",
  "rgb": {
    "r": 53,
    "g": 48,
    "b": 184
  },
  "hsl": {
    "h": 242.206,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.41809,
    "c": 0.20404,
    "h": 274.6
  },
  "luminance": 0.06331
}

Semantic roles & 50–950 ramp

primary

#3530B8

secondary

#C5C87C

accent

#E246DC

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3530B8

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

Preview Lab → · Contrast checker → · Palette generator →