#4234BB#4234BB

#4234BB is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.6% C 0.201 H 278.7°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#4234BB
RGB	rgb(66, 52, 187)
HSL	hsl(246, 56%, 47%)
HSV	hsv(246, 72%, 73%)
CMYK	cmyk(64.7%, 72.2%, 0%, 26.7%)
CIE-LAB	lab(32.26, 45.85, -68.73)
CIE-LCH	lch(32.26, 82.62, 303.71°)
OKLab	oklab(43.58% 0.0303 -0.1984)
OKLCH	oklch(43.58% 0.201 278.7)
XYZ	xyz(12.4415, 7.2011, 47.7384)
Luminance	0.0720 (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

#4234BB #ADBB34

analogous

#346ABB #4234BB #8634BB

triadic

#4234BB #BB4234 #34BB42

tetradic

#4234BB #BB346A #ADBB34 #34BB86

square

#4234BB #BB346A #ADBB34 #34BB86

split-complementary

#4234BB #BB8634 #6ABB34

monochromatic

#20195B #31278B #4234BB #675BD1 #938BDF

Accessibility & contrast

On white

8.61

#4234BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#4234BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4234BB

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4234BB	#FFFFFF	#000000	##FFFFFF
##4234BB	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0046B9

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4234bb;
/* rgb */ color: rgb(66, 52, 187);
/* oklch */ color: oklch(43.6% 0.201 278.7);

Tailwind

colors: {
  custom: {
    50: '#866dd1',
    500: '#4234bb',
    950: '#000000',
  },
}

SCSS

$custom: #4234bb;
$custom-light: #866dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4234bb",
  "rgb": {
    "r": 66,
    "g": 52,
    "b": 187
  },
  "hsl": {
    "h": 246.222,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43582,
    "c": 0.2007,
    "h": 278.7
  },
  "luminance": 0.07202
}

Semantic roles & 50–950 ramp

primary

#4234BB

secondary

#C1C982

accent

#E048D0

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #4234BB

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

Preview Lab → · Contrast checker → · Palette generator →