#3529B3#3529B3

#3529B3 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.3% C 0.205 H 275.9°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX#3529B3
RGBrgb(53, 41, 179)
HSLhsl(245, 63%, 43%)
HSVhsv(245, 77%, 70%)
CMYKcmyk(70.4%, 77.1%, 0%, 29.8%)
CIE-LABlab(28.37, 47.86, -70.43)
CIE-LCHlch(28.37, 85.15, 304.20°)
OKLaboklab(40.34% 0.0211 -0.2036)
OKLCHoklch(40.34% 0.205 275.9)
XYZxyz(10.3952, 5.5965, 43.1715)
Luminance0.0560 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3529B3 #A7B329
analogous
#2962B3 #3529B3 #7A29B3
triadic
#3529B3 #B33529 #29B335
tetradic
#3529B3 #B32962 #A7B329 #29B37A
square
#3529B3 #B32962 #A7B329 #29B37A
split-complementary
#3529B3 #B37A29 #62B329
monochromatic
#18124F #261E81 #3529B3 #5145D4 #8077E0

Accessibility & contrast

On white

9.91
#3529B3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.12
#3529B3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3529B3
9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3529B3#FFFFFF#000000##FFFFFF
##3529B31.009.912.129.91
#FFFFFF9.911.0021.001.00
#0000002.1221.001.0021.00
##FFFFFF9.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0049B7
Deuteranopia (green-blind)
#003DB1
Tritanopia (blue-blind)
#00526D
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #3529b3;
/* rgb */ color: rgb(53, 41, 179);
/* oklch */ color: oklch(40.3% 0.205 275.9);
Tailwind
colors: {
  custom: {
    50: '#7f66cb',
    500: '#3529b3',
    950: '#000000',
  },
}
SCSS
$custom: #3529b3;
$custom-light: #7f66cb;
$custom-dark: #000000;
JSON
{
  "hex": "#3529b3",
  "rgb": {
    "r": 53,
    "g": 41,
    "b": 179
  },
  "hsl": {
    "h": 245.217,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.4034,
    "c": 0.20469,
    "h": 275.9
  },
  "luminance": 0.05597
}

Semantic roles & 50–950 ramp

primary
#3529B3
secondary
#C0C770
accent
#E642D8
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0613
muted
#7D7A82

Preview Lab

Preview with #3529B3

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

Preview Lab → · Contrast checker → · Palette generator →

#3529B3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva