#4149B4#4149B4

#4149B4 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.3% C 0.167 H 274.6°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX#4149B4
RGBrgb(65, 73, 180)
HSLhsl(236, 47%, 48%)
HSVhsv(236, 64%, 71%)
CMYKcmyk(63.9%, 59.4%, 0%, 29.4%)
CIE-LABlab(36.33, 30.69, -57.93)
CIE-LCHlch(36.33, 65.56, 297.92°)
OKLaboklab(46.34% 0.0133 -0.1667)
OKLCHoklch(46.34% 0.167 274.6)
XYZxyz(12.7980, 9.1831, 44.2693)
Luminance0.0918 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4149B4 #B4AC41
analogous
#4182B4 #4149B4 #7241B4
triadic
#4149B4 #B44149 #49B441
tetradic
#4149B4 #B44182 #B4AC41 #41B472
square
#4149B4 #B44182 #B4AC41 #41B472
split-complementary
#4149B4 #B47241 #82B441
monochromatic
#21255A #313787 #4149B4 #6970C9 #969BD9

Accessibility & contrast

On white

7.40
#4149B4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.84
#4149B4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4149B4
7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4149B4#FFFFFF#000000##FFFFFF
##4149B41.007.402.847.40
#FFFFFF7.401.0021.001.00
#0000002.8421.001.0021.00
##FFFFFF7.401.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005BB8
Deuteranopia (green-blind)
#0051B2
Tritanopia (blue-blind)
#006377
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #4149b4;
/* rgb */ color: rgb(65, 73, 180);
/* oklch */ color: oklch(46.3% 0.167 274.6);
Tailwind
colors: {
  custom: {
    50: '#827bcb',
    500: '#4149b4',
    950: '#000000',
  },
}
SCSS
$custom: #4149b4;
$custom-light: #827bcb;
$custom-dark: #000000;
JSON
{
  "hex": "#4149b4",
  "rgb": {
    "r": 65,
    "g": 73,
    "b": 180
  },
  "hsl": {
    "h": 235.826,
    "s": 46.939,
    "l": 48.039
  },
  "oklch": {
    "l": 0.46338,
    "c": 0.16724,
    "h": 274.6
  },
  "luminance": 0.09184
}

Semantic roles & 50–950 ramp

primary
#4149B4
secondary
#C5C18C
accent
#CD51D7
background
#F8F7FC
surface
#F0EEF9
border
#CBC9D2
text
#0C0913
muted
#7D7B82

Preview Lab

Preview with #4149B4

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

Preview Lab → · Contrast checker → · Palette generator →

#4149B4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva