#4537A3#4537A3

#4537A3 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.1% C 0.166 H 282.4°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX#4537A3
RGBrgb(69, 55, 163)
HSLhsl(248, 50%, 43%)
HSVhsv(248, 66%, 64%)
CMYKcmyk(57.7%, 66.3%, 0%, 36.1%)
CIE-LABlab(30.98, 36.89, -56.50)
CIE-LCHlch(30.98, 67.48, 303.14°)
OKLaboklab(42.06% 0.0358 -0.1625)
OKLCHoklch(42.06% 0.166 282.4)
XYZxyz(10.4292, 6.6413, 35.3756)
Luminance0.0664 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4537A3 #95A337
analogous
#375FA3 #4537A3 #7B37A3
triadic
#4537A3 #A34537 #37A345
tetradic
#4537A3 #A3375F #95A337 #37A37B
square
#4537A3 #A3375F #95A337 #37A37B
split-complementary
#4537A3 #A37B37 #5FA337
monochromatic
#1E1847 #322875 #4537A3 #6152C5 #8B80D4

Accessibility & contrast

On white

9.02
#4537A3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.33
#4537A3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4537A3
9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4537A3#FFFFFF#000000##FFFFFF
##4537A31.009.022.339.02
#FFFFFF9.021.0021.001.00
#0000002.3321.001.0021.00
##FFFFFF9.021.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004CA6
Deuteranopia (green-blind)
#0045A1
Tritanopia (blue-blind)
#135268
Achromatopsia (no color)
#494949

Design tokens & code

CSS
--color: #4537a3;
/* rgb */ color: rgb(69, 55, 163);
/* oklch */ color: oklch(42.1% 0.166 282.4);
Tailwind
colors: {
  custom: {
    50: '#826fbf',
    500: '#4537a3',
    950: '#000000',
  },
}
SCSS
$custom: #4537a3;
$custom-light: #826fbf;
$custom-dark: #000000;
JSON
{
  "hex": "#4537a3",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 163
  },
  "hsl": {
    "h": 247.778,
    "s": 49.541,
    "l": 42.745
  },
  "oklch": {
    "l": 0.42058,
    "c": 0.16638,
    "h": 282.4
  },
  "luminance": 0.06642
}

Semantic roles & 50–950 ramp

primary
#4537A3
secondary
#B5BE78
accent
#D94FC7
background
#F8F6FB
surface
#F0ECF7
border
#CBC7D0
text
#0B0712
muted
#7C7A81

Preview Lab

Preview with #4537A3

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

Preview Lab → · Contrast checker → · Palette generator →

#4537A3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva