#4340AE#4340AE

#4340AE is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.170 H 278.1°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#4340AE
RGB	rgb(67, 64, 174)
HSL	hsl(242, 46%, 47%)
HSV	hsv(242, 63%, 68%)
CMYK	cmyk(61.5%, 63.2%, 0%, 31.8%)
CIE-LAB	lab(33.81, 34.65, -58.48)
CIE-LCH	lch(33.81, 67.98, 300.65°)
OKLab	oklab(44.36% 0.024 -0.1683)
OKLCH	oklch(44.36% 0.17 278.1)
XYZ	xyz(11.7857, 7.9152, 40.9429)
Luminance	0.0792 (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

#4340AE #ABAE40

analogous

#4074AE #4340AE #7A40AE

triadic

#4340AE #AE4340 #40AE43

tetradic

#4340AE #AE4074 #ABAE40 #40AE7A

square

#4340AE #AE4074 #ABAE40 #40AE7A

split-complementary

#4340AE #AE7A40 #74AE40

monochromatic

#211F55 #323081 #4340AE #6865C6 #9492D7

Accessibility & contrast

On white

8.13

#4340AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#4340AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4340AE

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4340AE	#FFFFFF	#000000	##FFFFFF
##4340AE	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B2

Deuteranopia (green-blind)

#004BAC

Tritanopia (blue-blind)

#005B71

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4340ae;
/* rgb */ color: rgb(67, 64, 174);
/* oklch */ color: oklch(44.4% 0.170 278.1);

Tailwind

colors: {
  custom: {
    50: '#8375c7',
    500: '#4340ae',
    950: '#000000',
  },
}

SCSS

$custom: #4340ae;
$custom-light: #8375c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4340ae",
  "rgb": {
    "r": 67,
    "g": 64,
    "b": 174
  },
  "hsl": {
    "h": 241.636,
    "s": 46.218,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44363,
    "c": 0.17004,
    "h": 278.1
  },
  "luminance": 0.07916
}

Semantic roles & 50–950 ramp

primary

#4340AE

secondary

#C0C288

accent

#D652D2

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4340AE

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

Preview Lab → · Contrast checker → · Palette generator →