#3725A5#3725A5

#3725A5 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.5% C 0.191 H 278.8°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX#3725A5
RGBrgb(55, 37, 165)
HSLhsl(248, 63%, 40%)
HSVhsv(248, 78%, 65%)
CMYKcmyk(66.7%, 77.6%, 0%, 35.3%)
CIE-LABlab(26.31, 45.76, -65.42)
CIE-LCHlch(26.31, 79.84, 304.98°)
OKLaboklab(38.49% 0.0294 -0.1889)
OKLCHoklch(38.49% 0.191 278.8)
XYZxyz(9.0265, 4.8512, 36.0507)
Luminance0.0485 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3725A5 #93A525
analogous
#2553A5 #3725A5 #7725A5
triadic
#3725A5 #A53725 #25A537
tetradic
#3725A5 #A52553 #93A525 #25A577
square
#3725A5 #A52553 #93A525 #25A577
split-complementary
#3725A5 #A57725 #53A525
monochromatic
#160F41 #261A73 #3725A5 #4B35D2 #7867DD

Accessibility & contrast

On white

10.66
#3725A5 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#3725A5 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3725A5
10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3725A5#FFFFFF#000000##FFFFFF
##3725A51.0010.661.9710.66
#FFFFFF10.661.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0043A9
Deuteranopia (green-blind)
#0039A3
Tritanopia (blue-blind)
#004B64
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #3725a5;
/* rgb */ color: rgb(55, 37, 165);
/* oklch */ color: oklch(38.5% 0.191 278.8);
Tailwind
colors: {
  custom: {
    50: '#7d63c1',
    500: '#3725a5',
    950: '#000000',
  },
}
SCSS
$custom: #3725a5;
$custom-light: #7d63c1;
$custom-dark: #000000;
JSON
{
  "hex": "#3725a5",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 165
  },
  "hsl": {
    "h": 248.438,
    "s": 63.366,
    "l": 39.608
  },
  "oklch": {
    "l": 0.3849,
    "c": 0.19119,
    "h": 278.8
  },
  "luminance": 0.04852
}

Semantic roles & 50–950 ramp

primary
#3725A5
secondary
#B5C363
accent
#E641CF
background
#F8F6FC
surface
#EFEBF8
border
#CAC6D1
text
#0B0512
muted
#7C7A81

Preview Lab

Preview with #3725A5

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

Preview Lab → · Contrast checker → · Palette generator →

#3725A5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva