#3531C9#3531C9

#3531C9 is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.7% C 0.223 H 273.3°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX#3531C9
RGBrgb(53, 49, 201)
HSLhsl(242, 61%, 49%)
HSVhsv(242, 76%, 79%)
CMYKcmyk(73.6%, 75.6%, 0%, 21.2%)
CIE-LABlab(32.19, 50.60, -77.10)
CIE-LCHlch(32.19, 92.22, 303.28°)
OKLaboklab(43.72% 0.0127 -0.2231)
OKLCHoklch(43.72% 0.223 273.3)
XYZxyz(13.1056, 7.1692, 55.9401)
Luminance0.0717 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3531C9 #C5C931
analogous
#3179C9 #3531C9 #8131C9
triadic
#3531C9 #C93531 #31C935
tetradic
#3531C9 #C93179 #C5C931 #31C981
square
#3531C9 #C93179 #C5C931 #31C981
split-complementary
#3531C9 #C98131 #79C931
monochromatic
#1B1967 #282598 #3531C9 #625FD8 #9390E4

Accessibility & contrast

On white

8.63
#3531C9 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.43
#3531C9 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3531C9
8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3531C9#FFFFFF#000000##FFFFFF
##3531C91.008.632.438.63
#FFFFFF8.631.0021.001.00
#0000002.4321.001.0021.00
##FFFFFF8.631.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0053CD
Deuteranopia (green-blind)
#0044C6
Tritanopia (blue-blind)
#005E7B
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #3531c9;
/* rgb */ color: rgb(53, 49, 201);
/* oklch */ color: oklch(43.7% 0.223 273.3);
Tailwind
colors: {
  custom: {
    50: '#846cdb',
    500: '#3531c9',
    950: '#000000',
  },
}
SCSS
$custom: #3531c9;
$custom-light: #846cdb;
$custom-dark: #000000;
JSON
{
  "hex": "#3531c9",
  "rgb": {
    "r": 53,
    "g": 49,
    "b": 201
  },
  "hsl": {
    "h": 241.579,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.43718,
    "c": 0.22344,
    "h": 273.3
  },
  "luminance": 0.07171
}

Semantic roles & 50–950 ramp

primary
#3531C9
secondary
#CDCF87
accent
#E444E0
background
#F8F6FD
surface
#F0EBFB
border
#CBC6D4
text
#0D0715
muted
#7D7A83

Preview Lab

Preview with #3531C9

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

Preview Lab → · Contrast checker → · Palette generator →

#3531C9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva