#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
RGB	rgb(66, 51, 192)
HSL	hsl(246, 58%, 48%)
HSV	hsv(246, 73%, 75%)
CMYK	cmyk(65.6%, 73.4%, 0%, 24.7%)
CIE-LAB	lab(32.55, 47.97, -71.20)
CIE-LCH	lch(32.55, 85.86, 303.97°)
OKLab	oklab(43.93% 0.03 -0.2056)
OKLCH	oklch(43.93% 0.208 278.3)
XYZ	xyz(12.9420, 7.3306, 50.5919)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

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
##4233C0	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

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 →