#3736BA#3736BA

#3736BA is a dark, vivid blue. Relative luminance 0.070; OKLCH L 43.0% C 0.200 H 274.4°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX#3736BA
RGBrgb(55, 54, 186)
HSLhsl(240, 55%, 47%)
HSVhsv(240, 71%, 73%)
CMYKcmyk(70.4%, 71%, 0%, 27.1%)
CIE-LABlab(31.79, 43.10, -68.93)
CIE-LCHlch(31.79, 81.30, 302.02°)
OKLaboklab(43.02% 0.0152 -0.1993)
OKLCHoklch(43.02% 0.2 274.4)
XYZxyz(11.7547, 6.9946, 47.1755)
Luminance0.0700 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3736BA #B9BA36
analogous
#3677BA #3736BA #7936BA
triadic
#3736BA #BA3736 #36BA37
tetradic
#3736BA #BA3677 #B9BA36 #36BA79
square
#3736BA #BA3677 #B9BA36 #36BA79
split-complementary
#3736BA #BA7936 #77BA36
monochromatic
#1B1A5B #29288B #3736BA #5E5DD0 #8D8DDE

Accessibility & contrast

On white

8.75
#3736BA on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.40
#3736BA on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3736BA
8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3736BA#FFFFFF#000000##FFFFFF
##3736BA1.008.752.408.75
#FFFFFF8.751.0021.001.00
#0000002.4021.001.0021.00
##FFFFFF8.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0051BE
Deuteranopia (green-blind)
#0045B8
Tritanopia (blue-blind)
#005B74
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #3736ba;
/* rgb */ color: rgb(55, 54, 186);
/* oklch */ color: oklch(43.0% 0.200 274.4);
Tailwind
colors: {
  custom: {
    50: '#816ed0',
    500: '#3736ba',
    950: '#000000',
  },
}
SCSS
$custom: #3736ba;
$custom-light: #816ed0;
$custom-dark: #000000;
JSON
{
  "hex": "#3736ba",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 186
  },
  "hsl": {
    "h": 240.455,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.43018,
    "c": 0.19986,
    "h": 274.4
  },
  "luminance": 0.06996
}

Semantic roles & 50–950 ramp

primary
#3736BA
secondary
#C8C884
accent
#DE49DD
background
#F8F6FC
surface
#F0ECF9
border
#CBC7D2
text
#0C0714
muted
#7D7A82

Preview Lab

Preview with #3736BA

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

Preview Lab → · Contrast checker → · Palette generator →

#3736BA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva