#4233AE#4233AE

#4233AE is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.2% C 0.186 H 280.4°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#4233AE
RGB	rgb(66, 51, 174)
HSL	hsl(247, 55%, 44%)
HSV	hsv(247, 71%, 68%)
CMYK	cmyk(62.1%, 70.7%, 0%, 31.8%)
CIE-LAB	lab(30.83, 42.30, -63.35)
CIE-LCH	lch(30.83, 76.17, 303.73°)
OKLab	oklab(42.19% 0.0335 -0.1827)
OKLCH	oklch(42.19% 0.186 280.4)
XYZ	xyz(11.0682, 6.5811, 40.7232)
Luminance	0.0658 (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

#4233AE #9FAE33

analogous

#3362AE #4233AE #8033AE

triadic

#4233AE #AE4233 #33AE42

tetradic

#4233AE #AE3362 #9FAE33 #33AE80

square

#4233AE #AE3362 #9FAE33 #33AE80

split-complementary

#4233AE #AE8033 #62AE33

monochromatic

#1E174F #30257F #4233AE #6152CC #8C81DA

Accessibility & contrast

On white

9.07

#4233AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#4233AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233AE

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233AE	#FFFFFF	#000000	##FFFFFF
##4233AE	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB2

Deuteranopia (green-blind)

#0044AC

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4233ae;
/* rgb */ color: rgb(66, 51, 174);
/* oklch */ color: oklch(42.2% 0.186 280.4);

Tailwind

colors: {
  custom: {
    50: '#836cc7',
    500: '#4233ae',
    950: '#000000',
  },
}

SCSS

$custom: #4233ae;
$custom-light: #836cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4233ae",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 174
  },
  "hsl": {
    "h": 247.317,
    "s": 54.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42192,
    "c": 0.1857,
    "h": 280.4
  },
  "luminance": 0.06582
}

Semantic roles & 50–950 ramp

primary

#4233AE

secondary

#BAC379

accent

#DE4ACC

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4233AE

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

Preview Lab → · Contrast checker → · Palette generator →