#3634BF#3634BF

#3634BF is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.2% C 0.208 H 273.9°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX#3634BF
RGBrgb(54, 52, 191)
HSLhsl(241, 57%, 48%)
HSVhsv(241, 73%, 75%)
CMYKcmyk(71.7%, 72.8%, 0%, 25.1%)
CIE-LABlab(31.81, 45.80, -71.86)
CIE-LCHlch(31.81, 85.22, 302.51°)
OKLaboklab(43.16% 0.0143 -0.2078)
OKLCHoklch(43.16% 0.208 273.9)
XYZxyz(12.1502, 7.0006, 49.9910)
Luminance0.0700 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3634BF #BDBF34
analogous
#3478BF #3634BF #7B34BF
triadic
#3634BF #BF3634 #34BF36
tetradic
#3634BF #BF3478 #BDBF34 #34BF7B
square
#3634BF #BF3478 #BDBF34 #34BF7B
split-complementary
#3634BF #BF7B34 #78BF34
monochromatic
#1B1A5F #28278F #3634BF #5F5DD3 #8F8DE0

Accessibility & contrast

On white

8.75
#3634BF on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.40
#3634BF on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3634BF
8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3634BF#FFFFFF#000000##FFFFFF
##3634BF1.008.752.408.75
#FFFFFF8.751.0021.001.00
#0000002.4021.001.0021.00
##FFFFFF8.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0051C3
Deuteranopia (green-blind)
#0044BC
Tritanopia (blue-blind)
#005C76
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #3634bf;
/* rgb */ color: rgb(54, 52, 191);
/* oklch */ color: oklch(43.2% 0.208 273.9);
Tailwind
colors: {
  custom: {
    50: '#816dd4',
    500: '#3634bf',
    950: '#000000',
  },
}
SCSS
$custom: #3634bf;
$custom-light: #816dd4;
$custom-dark: #000000;
JSON
{
  "hex": "#3634bf",
  "rgb": {
    "r": 54,
    "g": 52,
    "b": 191
  },
  "hsl": {
    "h": 240.863,
    "s": 57.202,
    "l": 47.647
  },
  "oklch": {
    "l": 0.43159,
    "c": 0.20833,
    "h": 273.9
  },
  "luminance": 0.07002
}

Semantic roles & 50–950 ramp

primary
#3634BF
secondary
#C9CA84
accent
#E047DE
background
#F8F6FD
surface
#F0ECFA
border
#CBC7D3
text
#0C0714
muted
#7D7A83

Preview Lab

Preview with #3634BF

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

Preview Lab → · Contrast checker → · Palette generator →

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