#4537BE#4537BE

#4537BE is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.5% C 0.201 H 279.1°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX#4537BE
RGBrgb(69, 55, 190)
HSLhsl(246, 55%, 48%)
HSVhsv(246, 71%, 75%)
CMYKcmyk(63.7%, 71.1%, 0%, 25.5%)
CIE-LABlab(33.38, 45.50, -68.65)
CIE-LCHlch(33.38, 82.36, 303.54°)
OKLaboklab(44.53% 0.0317 -0.1981)
OKLCHoklch(44.53% 0.201 279.1)
XYZxyz(13.1117, 7.7143, 49.5033)
Luminance0.0771 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4537BE #B0BE37
analogous
#376DBE #4537BE #8837BE
triadic
#4537BE #BE4537 #37BE45
tetradic
#4537BE #BE376D #B0BE37 #37BE88
square
#4537BE #BE376D #B0BE37 #37BE88
split-complementary
#4537BE #BE8837 #6DBE37
monochromatic
#231C5F #34298F #4537BE #6D61D1 #9990DF

Accessibility & contrast

On white

8.26
#4537BE on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.54
#4537BE on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4537BE
8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4537BE#FFFFFF#000000##FFFFFF
##4537BE1.008.262.548.26
#FFFFFF8.261.0021.001.00
#0000002.5421.001.0021.00
##FFFFFF8.261.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0054C2
Deuteranopia (green-blind)
#0049BB
Tritanopia (blue-blind)
#005C77
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #4537be;
/* rgb */ color: rgb(69, 55, 190);
/* oklch */ color: oklch(44.5% 0.201 279.1);
Tailwind
colors: {
  custom: {
    50: '#8770d3',
    500: '#4537be',
    950: '#000000',
  },
}
SCSS
$custom: #4537be;
$custom-light: #8770d3;
$custom-dark: #000000;
JSON
{
  "hex": "#4537be",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 246.222,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44525,
    "c": 0.2006,
    "h": 279.1
  },
  "luminance": 0.07715
}

Semantic roles & 50–950 ramp

primary
#4537BE
secondary
#C3CA87
accent
#DE49CF
background
#F9F6FD
surface
#F1ECFA
border
#CBC7D3
text
#0D0714
muted
#7E7A83

Preview Lab

Preview with #4537BE

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

Preview Lab → · Contrast checker → · Palette generator →

#4537BE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva