#3530B9#3530B9

#3530B9 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 41.9% C 0.205 H 274.5°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#3530B9
RGB	rgb(53, 48, 185)
HSL	hsl(242, 59%, 46%)
HSV	hsv(242, 74%, 73%)
CMYK	cmyk(71.4%, 74.1%, 0%, 27.5%)
CIE-LAB	lab(30.33, 45.99, -70.75)
CIE-LCH	lch(30.33, 84.39, 303.03°)
OKLab	oklab(41.91% 0.0163 -0.2046)
OKLCH	oklch(41.91% 0.205 274.5)
XYZ	xyz(11.2792, 6.3725, 46.5251)
Luminance	0.0637 (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

#3530B9 #B4B930

analogous

#306FB9 #3530B9 #7930B9

triadic

#3530B9 #B93530 #30B935

tetradic

#3530B9 #B9306F #B4B930 #30B979

square

#3530B9 #B9306F #B4B930 #30B979

split-complementary

#3530B9 #B97930 #6FB930

monochromatic

#191758 #272388 #3530B9 #5854D3 #8884DF

Accessibility & contrast

On white

9.23

#3530B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3530B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3530B9

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3530B9	#FFFFFF	#000000	##FFFFFF
##3530B9	1.00	9.23	2.27	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EBD

Deuteranopia (green-blind)

#0041B7

Tritanopia (blue-blind)

#005772

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3530b9;
/* rgb */ color: rgb(53, 48, 185);
/* oklch */ color: oklch(41.9% 0.205 274.5);

Tailwind

colors: {
  custom: {
    50: '#806acf',
    500: '#3530b9',
    950: '#000000',
  },
}

SCSS

$custom: #3530b9;
$custom-light: #806acf;
$custom-dark: #000000;

JSON

{
  "hex": "#3530b9",
  "rgb": {
    "r": 53,
    "g": 48,
    "b": 185
  },
  "hsl": {
    "h": 242.19,
    "s": 58.798,
    "l": 45.686
  },
  "oklch": {
    "l": 0.41912,
    "c": 0.20526,
    "h": 274.5
  },
  "luminance": 0.06374
}

Semantic roles & 50–950 ramp

primary

#3530B9

secondary

#C6C97C

accent

#E246DC

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3530B9

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

Preview Lab → · Contrast checker → · Palette generator →