#3634B2#3634B2

#3634B2 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.9% C 0.192 H 274.9°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX#3634B2
RGBrgb(54, 52, 178)
HSLhsl(241, 55%, 45%)
HSVhsv(241, 71%, 70%)
CMYKcmyk(69.7%, 70.8%, 0%, 30.2%)
CIE-LABlab(30.53, 41.49, -66.27)
CIE-LCHlch(30.53, 78.19, 302.05°)
OKLaboklab(41.86% 0.0165 -0.1915)
OKLCHoklch(41.86% 0.192 274.9)
XYZxyz(10.7825, 6.4536, 42.7883)
Luminance0.0645 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3634B2 #B0B234
analogous
#3471B2 #3634B2 #7534B2
triadic
#3634B2 #B23634 #34B236
tetradic
#3634B2 #B23471 #B0B234 #34B275
square
#3634B2 #B23471 #B0B234 #34B275
split-complementary
#3634B2 #B27534 #71B234
monochromatic
#191853 #282683 #3634B2 #5856CE #8685DB

Accessibility & contrast

On white

9.17
#3634B2 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.29
#3634B2 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634B2
9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3634B2#FFFFFF#000000##FFFFFF
##3634B21.009.172.299.17
#FFFFFF9.171.0021.001.00
#0000002.2921.001.0021.00
##FFFFFF9.171.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004EB6
Deuteranopia (green-blind)
#0042B0
Tritanopia (blue-blind)
#00576F
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #3634b2;
/* rgb */ color: rgb(54, 52, 178);
/* oklch */ color: oklch(41.9% 0.192 274.9);
Tailwind
colors: {
  custom: {
    50: '#7f6dca',
    500: '#3634b2',
    950: '#000000',
  },
}
SCSS
$custom: #3634b2;
$custom-light: #7f6dca;
$custom-dark: #000000;
JSON
{
  "hex": "#3634b2",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 178
  },
  "hsl": {
    "h": 240.952,
    "s": 54.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.4186,
    "c": 0.19224,
    "h": 274.9
  },
  "luminance": 0.06455
}

Semantic roles & 50–950 ramp

primary
#3634B2
secondary
#C4C57D
accent
#DE4ADC
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0B0713
muted
#7C7A82

Preview Lab

Preview with #3634B2

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

Preview Lab → · Contrast checker → · Palette generator →

#3634B2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva