#4233C4#4233C4

#4233C4 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.3% C 0.213 H 277.9°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#4233C4
RGB	rgb(66, 51, 196)
HSL	hsl(246, 59%, 48%)
HSV	hsv(246, 74%, 77%)
CMYK	cmyk(66.3%, 74%, 0%, 23.1%)
CIE-LAB	lab(32.94, 49.22, -72.90)
CIE-LCH	lch(32.94, 87.96, 304.02°)
OKLab	oklab(44.33% 0.0291 -0.2106)
OKLCH	oklch(44.33% 0.213 277.9)
XYZ	xyz(13.3912, 7.5103, 52.9578)
Luminance	0.0751 (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

#4233C4 #B5C433

analogous

#336CC4 #4233C4 #8A33C4

triadic

#4233C4 #C44233 #33C442

tetradic

#4233C4 #C4336C #B5C433 #33C48A

square

#4233C4 #C4336C #B5C433 #33C48A

split-complementary

#4233C4 #C48A33 #6CC433

monochromatic

#211A63 #322693 #4233C4 #6B5FD5 #988FE2

Accessibility & contrast

On white

8.39

#4233C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#4233C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233C4

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233C4	#FFFFFF	#000000	##FFFFFF
##4233C4	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C8

Deuteranopia (green-blind)

#0047C1

Tritanopia (blue-blind)

#005C79

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4233c4;
/* rgb */ color: rgb(66, 51, 196);
/* oklch */ color: oklch(44.3% 0.213 277.9);

Tailwind

colors: {
  custom: {
    50: '#886dd7',
    500: '#4233c4',
    950: '#000000',
  },
}

SCSS

$custom: #4233c4;
$custom-light: #886dd7;
$custom-dark: #000000;

JSON

{
  "hex": "#4233c4",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 196
  },
  "hsl": {
    "h": 246.207,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44328,
    "c": 0.21258,
    "h": 277.9
  },
  "luminance": 0.07511
}

Semantic roles & 50–950 ramp

primary

#4233C4

secondary

#C5CD86

accent

#E246D2

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #4233C4

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

Preview Lab → · Contrast checker → · Palette generator →