#4342BB#4342BB

#4342BB is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.8% C 0.185 H 276.6°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#4342BB
RGB	rgb(67, 66, 187)
HSL	hsl(240, 48%, 50%)
HSV	hsv(240, 65%, 73%)
CMYK	cmyk(64.2%, 64.7%, 0%, 26.7%)
CIE-LAB	lab(35.35, 37.77, -63.65)
CIE-LCH	lch(35.35, 74.02, 300.68°)
OKLab	oklab(45.83% 0.0213 -0.1835)
OKLCH	oklch(45.83% 0.185 276.6)
XYZ	xyz(13.2297, 8.6765, 47.9816)
Luminance	0.0868 (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

#4342BB #BABB42

analogous

#427EBB #4342BB #8042BB

triadic

#4342BB #BB4342 #42BB43

tetradic

#4342BB #BB427E #BABB42 #42BB80

square

#4342BB #BB427E #BABB42 #42BB80

split-complementary

#4342BB #BB8042 #7EBB42

monochromatic

#232261 #33328E #4342BB #6F6ECC #9C9CDC

Accessibility & contrast

On white

7.68

#4342BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4342BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4342BB

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4342BB	#FFFFFF	#000000	##FFFFFF
##4342BB	1.00	7.68	2.74	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BF

Deuteranopia (green-blind)

#004EB9

Tritanopia (blue-blind)

#006178

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4342bb;
/* rgb */ color: rgb(67, 66, 187);
/* oklch */ color: oklch(45.8% 0.185 276.6);

Tailwind

colors: {
  custom: {
    50: '#8577d0',
    500: '#4342bb',
    950: '#000000',
  },
}

SCSS

$custom: #4342bb;
$custom-light: #8577d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4342bb",
  "rgb": {
    "r": 67,
    "g": 66,
    "b": 187
  },
  "hsl": {
    "h": 240.496,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.45829,
    "c": 0.18473,
    "h": 276.6
  },
  "luminance": 0.08678
}

Semantic roles & 50–950 ramp

primary

#4342BB

secondary

#C8C891

accent

#D750D6

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #4342BB

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

Preview Lab → · Contrast checker → · Palette generator →