#4233C3#4233C3

#4233C3 is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.2% C 0.211 H 278.0°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#4233C3
RGB	rgb(66, 51, 195)
HSL	hsl(246, 59%, 48%)
HSV	hsv(246, 74%, 76%)
CMYK	cmyk(66.2%, 73.8%, 0%, 23.5%)
CIE-LAB	lab(32.84, 48.91, -72.48)
CIE-LCH	lch(32.84, 87.44, 304.01°)
OKLab	oklab(44.23% 0.0293 -0.2093)
OKLCH	oklch(44.23% 0.211 278)
XYZ	xyz(13.2777, 7.4649, 52.3603)
Luminance	0.0747 (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

#4233C3 #B4C333

analogous

#336CC3 #4233C3 #8A33C3

triadic

#4233C3 #C34233 #33C342

tetradic

#4233C3 #C3336C #B4C333 #33C38A

square

#4233C3 #C3336C #B4C333 #33C38A

split-complementary

#4233C3 #C38A33 #6CC333

monochromatic

#211A62 #322692 #4233C3 #6B5ED5 #978FE2

Accessibility & contrast

On white

8.42

#4233C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#4233C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233C3

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233C3	#FFFFFF	#000000	##FFFFFF
##4233C3	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C7

Deuteranopia (green-blind)

#0047C0

Tritanopia (blue-blind)

#005C78

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4233c3;
/* rgb */ color: rgb(66, 51, 195);
/* oklch */ color: oklch(44.2% 0.211 278.0);

Tailwind

colors: {
  custom: {
    50: '#876dd6',
    500: '#4233c3',
    950: '#000000',
  },
}

SCSS

$custom: #4233c3;
$custom-light: #876dd6;
$custom-dark: #000000;

JSON

{
  "hex": "#4233c3",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 195
  },
  "hsl": {
    "h": 246.25,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.44229,
    "c": 0.21138,
    "h": 278
  },
  "luminance": 0.07466
}

Semantic roles & 50–950 ramp

primary

#4233C3

secondary

#C5CC86

accent

#E246D2

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #4233C3

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

Preview Lab → · Contrast checker → · Palette generator →