#4537CF#4537CF

#4537CF is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.2% C 0.221 H 277.4°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX#4537CF
RGBrgb(69, 55, 207)
HSLhsl(246, 61%, 51%)
HSVhsv(246, 73%, 81%)
CMYKcmyk(66.7%, 73.4%, 0%, 18.8%)
CIE-LABlab(35.01, 50.82, -75.90)
CIE-LCHlch(35.01, 91.35, 303.81°)
OKLaboklab(46.17% 0.0284 -0.2193)
OKLCHoklch(46.17% 0.221 277.4)
XYZxyz(15.0793, 8.5013, 59.8656)
Luminance0.0850 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4537CF #C1CF37
analogous
#3775CF #4537CF #9137CF
triadic
#4537CF #CF4537 #37CF45
tetradic
#4537CF #CF3775 #C1CF37 #37CF91
square
#4537CF #CF3775 #C1CF37 #37CF91
split-complementary
#4537CF #CF9137 #75CF37
monochromatic
#231B71 #3227A2 #4537CF #7368DB #A19AE7

Accessibility & contrast

On white

7.78
#4537CF on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.70
#4537CF on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4537CF
7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4537CF#FFFFFF#000000##FFFFFF
##4537CF1.007.782.707.78
#FFFFFF7.781.0021.001.00
#0000002.7021.001.0021.00
##FFFFFF7.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0059D3
Deuteranopia (green-blind)
#004CCC
Tritanopia (blue-blind)
#006280
Achromatopsia (no color)
#525252

Design tokens & code

CSS
--color: #4537cf;
/* rgb */ color: rgb(69, 55, 207);
/* oklch */ color: oklch(46.2% 0.221 277.4);
Tailwind
colors: {
  custom: {
    50: '#8b70df',
    500: '#4537cf',
    950: '#000000',
  },
}
SCSS
$custom: #4537cf;
$custom-light: #8b70df;
$custom-dark: #000000;
JSON
{
  "hex": "#4537cf",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 207
  },
  "hsl": {
    "h": 245.526,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.46171,
    "c": 0.22111,
    "h": 277.4
  },
  "luminance": 0.08503
}

Semantic roles & 50–950 ramp

primary
#4537CF
secondary
#CCD28F
accent
#E443D6
background
#F9F6FD
surface
#F2ECFB
border
#CCC7D4
text
#0D0815
muted
#7E7B83

Preview Lab

Preview with #4537CF

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

Preview Lab → · Contrast checker → · Palette generator →

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