#3530A4#3530A4

#3530A4 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.8% C 0.179 H 276.4°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#3530A4
RGB	rgb(53, 48, 164)
HSL	hsl(243, 55%, 42%)
HSV	hsv(243, 71%, 64%)
CMYK	cmyk(67.7%, 70.7%, 0%, 35.7%)
CIE-LAB	lab(28.25, 39.04, -61.62)
CIE-LCH	lch(28.25, 72.95, 302.36°)
OKLab	oklab(39.8% 0.02 -0.178)
OKLCH	oklch(39.8% 0.179 276.4)
XYZ	xyz(9.2238, 5.5503, 35.7000)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3530A4 #9FA430

analogous

#3065A4 #3530A4 #6F30A4

triadic

#3530A4 #A43530 #30A435

tetradic

#3530A4 #A43065 #9FA430 #30A46F

square

#3530A4 #A43065 #9FA430 #30A46F

split-complementary

#3530A4 #A46F30 #65A430

monochromatic

#161445 #262275 #3530A4 #4D48C9 #7B77D7

Accessibility & contrast

On white

9.95

#3530A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3530A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3530A4

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3530A4	#FFFFFF	#000000	##FFFFFF
##3530A4	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A7

Deuteranopia (green-blind)

#003EA2

Tritanopia (blue-blind)

#005066

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3530a4;
/* rgb */ color: rgb(53, 48, 164);
/* oklch */ color: oklch(39.8% 0.179 276.4);

Tailwind

colors: {
  custom: {
    50: '#7b69c0',
    500: '#3530a4',
    950: '#000000',
  },
}

SCSS

$custom: #3530a4;
$custom-light: #7b69c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3530a4",
  "rgb": {
    "r": 53,
    "g": 48,
    "b": 164
  },
  "hsl": {
    "h": 242.586,
    "s": 54.717,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39797,
    "c": 0.17908,
    "h": 276.4
  },
  "luminance": 0.05551
}

Semantic roles & 50–950 ramp

primary

#3530A4

secondary

#BCBF70

accent

#DE4AD8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3530A4

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

Preview Lab → · Contrast checker → · Palette generator →