#3539C4#3539C4

#3539C4 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.3% C 0.210 H 272.7°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#3539C4
RGB	rgb(53, 57, 196)
HSL	hsl(238, 57%, 49%)
HSV	hsv(238, 73%, 77%)
CMYK	cmyk(73%, 70.9%, 0%, 23.1%)
CIE-LAB	lab(33.28, 44.48, -72.38)
CIE-LCH	lch(33.28, 84.95, 301.58°)
OKLab	oklab(44.34% 0.0097 -0.2094)
OKLCH	oklch(44.34% 0.21 272.7)
XYZ	xyz(12.8918, 7.6673, 53.0144)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.20

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3539C4 #C4C035

analogous

#3581C4 #3539C4 #7935C4

triadic

#3539C4 #C43539 #39C435

tetradic

#3539C4 #C43581 #C4C035 #35C479

square

#3539C4 #C43581 #C4C035 #35C479

split-complementary

#3539C4 #C47935 #81C435

monochromatic

#1B1D64 #282B94 #3539C4 #6265D4 #9294E1

Accessibility & contrast

On white

8.29

#3539C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3539C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3539C4

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3539C4	#FFFFFF	#000000	##FFFFFF
##3539C4	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C8

Deuteranopia (green-blind)

#0047C1

Tritanopia (blue-blind)

#00607A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3539c4;
/* rgb */ color: rgb(53, 57, 196);
/* oklch */ color: oklch(44.3% 0.210 272.7);

Tailwind

colors: {
  custom: {
    50: '#8270d7',
    500: '#3539c4',
    950: '#000000',
  },
}

SCSS

$custom: #3539c4;
$custom-light: #8270d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3539c4",
  "rgb": {
    "r": 53,
    "g": 57,
    "b": 196
  },
  "hsl": {
    "h": 238.322,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.44343,
    "c": 0.20961,
    "h": 272.7
  },
  "luminance": 0.07669
}

Semantic roles & 50–950 ramp

primary

#3539C4

secondary

#CCCB88

accent

#DC47E1

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #3539C4

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

Preview Lab → · Contrast checker → · Palette generator →