#4233C0#4233C0

#4233C0 is a dark, highly saturated blue. Relative luminance 0.073; OKLCH L 43.9% C 0.208 H 278.3°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX#4233C0
RGBrgb(66, 51, 192)
HSLhsl(246, 58%, 48%)
HSVhsv(246, 73%, 75%)
CMYKcmyk(65.6%, 73.4%, 0%, 24.7%)
CIE-LABlab(32.55, 47.97, -71.20)
CIE-LCHlch(32.55, 85.86, 303.97°)
OKLaboklab(43.93% 0.03 -0.2056)
OKLCHoklch(43.93% 0.208 278.3)
XYZxyz(12.9420, 7.3306, 50.5919)
Luminance0.0733 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4233C0 #B1C033
analogous
#336AC0 #4233C0 #8833C0
triadic
#4233C0 #C04233 #33C042
tetradic
#4233C0 #C0336A #B1C033 #33C088
square
#4233C0 #C0336A #B1C033 #33C088
split-complementary
#4233C0 #C08833 #6AC033
monochromatic
#21195F #312690 #4233C0 #695CD4 #968DE1

Accessibility & contrast

On white

8.51
#4233C0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.47
#4233C0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233C0
8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4233C0#FFFFFF#000000##FFFFFF
##4233C01.008.512.478.51
#FFFFFF8.511.0021.001.00
#0000002.4721.001.0021.00
##FFFFFF8.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0052C4
Deuteranopia (green-blind)
#0047BD
Tritanopia (blue-blind)
#005B77
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #4233c0;
/* rgb */ color: rgb(66, 51, 192);
/* oklch */ color: oklch(43.9% 0.208 278.3);
Tailwind
colors: {
  custom: {
    50: '#876dd4',
    500: '#4233c0',
    950: '#000000',
  },
}
SCSS
$custom: #4233c0;
$custom-light: #876dd4;
$custom-dark: #000000;
JSON
{
  "hex": "#4233c0",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 192
  },
  "hsl": {
    "h": 246.383,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.43932,
    "c": 0.20778,
    "h": 278.3
  },
  "luminance": 0.07332
}

Semantic roles & 50–950 ramp

primary
#4233C0
secondary
#C3CB84
accent
#E147D1
background
#F9F6FD
surface
#F1ECFA
border
#CBC7D3
text
#0D0714
muted
#7E7A83

Preview Lab

Preview with #4233C0

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

Preview Lab → · Contrast checker → · Palette generator →

#4233C0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva