#4233C1#4233C1

#4233C1 is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 44.0% C 0.209 H 278.2°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX#4233C1
RGBrgb(66, 51, 193)
HSLhsl(246, 58%, 48%)
HSVhsv(246, 74%, 76%)
CMYKcmyk(65.8%, 73.6%, 0%, 24.3%)
CIE-LABlab(32.65, 48.28, -71.63)
CIE-LCHlch(32.65, 86.38, 303.98°)
OKLaboklab(44.03% 0.0298 -0.2068)
OKLCHoklch(44.03% 0.209 278.2)
XYZxyz(13.0531, 7.3751, 51.1774)
Luminance0.0738 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4233C1 #B2C133
analogous
#336BC1 #4233C1 #8933C1
triadic
#4233C1 #C14233 #33C142
tetradic
#4233C1 #C1336B #B2C133 #33C189
square
#4233C1 #C1336B #B2C133 #33C189
split-complementary
#4233C1 #C18933 #6BC133
monochromatic
#211960 #312691 #4233C1 #6A5DD4 #968DE1

Accessibility & contrast

On white

8.48
#4233C1 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.48
#4233C1 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233C1
8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4233C1#FFFFFF#000000##FFFFFF
##4233C11.008.482.488.48
#FFFFFF8.481.0021.001.00
#0000002.4821.001.0021.00
##FFFFFF8.481.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0052C5
Deuteranopia (green-blind)
#0047BE
Tritanopia (blue-blind)
#005B77
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #4233c1;
/* rgb */ color: rgb(66, 51, 193);
/* oklch */ color: oklch(44.0% 0.209 278.2);
Tailwind
colors: {
  custom: {
    50: '#876dd5',
    500: '#4233c1',
    950: '#000000',
  },
}
SCSS
$custom: #4233c1;
$custom-light: #876dd5;
$custom-dark: #000000;
JSON
{
  "hex": "#4233c1",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 193
  },
  "hsl": {
    "h": 246.338,
    "s": 58.197,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44031,
    "c": 0.20898,
    "h": 278.2
  },
  "luminance": 0.07376
}

Semantic roles & 50–950 ramp

primary
#4233C1
secondary
#C4CB84
accent
#E146D1
background
#F9F6FD
surface
#F1ECFA
border
#CBC7D3
text
#0D0714
muted
#7E7A83

Preview Lab

Preview with #4233C1

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

Preview Lab → · Contrast checker → · Palette generator →

#4233C1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva