#40349A#40349A

#40349A is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.4% C 0.159 H 281.9°. Best body text is #FFFFFF at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#40349A
RGB	rgb(64, 52, 154)
HSL	hsl(247, 50%, 40%)
HSV	hsv(247, 66%, 60%)
CMYK	cmyk(58.4%, 66.2%, 0%, 39.6%)
CIE-LAB	lab(29.10, 34.94, -54.11)
CIE-LCH	lch(29.10, 64.41, 302.85°)
OKLab	oklab(40.36% 0.0328 -0.1556)
OKLCH	oklch(40.36% 0.159 281.9)
XYZ	xyz(9.1733, 5.8785, 31.2169)
Luminance	0.0588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.09

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40349A #8E9A34

analogous

#345B9A #40349A #73349A

triadic

#40349A #9A4034 #349A40

tetradic

#40349A #9A345B #8E9A34 #349A73

square

#40349A #9A345B #8E9A34 #349A73

split-complementary

#40349A #9A7334 #5B9A34

monochromatic

#1A153E #2D256C #40349A #5849C2 #8277D1

Accessibility & contrast

On white

9.65

#40349A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#40349A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40349A

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40349A	#FFFFFF	#000000	##FFFFFF
##40349A	1.00	9.65	2.18	9.65
#FFFFFF	9.65	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489D

Deuteranopia (green-blind)

#004198

Tritanopia (blue-blind)

#0D4E62

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #40349a;
/* rgb */ color: rgb(64, 52, 154);
/* oklch */ color: oklch(40.4% 0.159 281.9);

Tailwind

colors: {
  custom: {
    50: '#7e6cb9',
    500: '#40349a',
    950: '#000000',
  },
}

SCSS

$custom: #40349a;
$custom-light: #7e6cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#40349a",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 154
  },
  "hsl": {
    "h": 247.059,
    "s": 49.515,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40357,
    "c": 0.15906,
    "h": 281.9
  },
  "luminance": 0.05879
}

Semantic roles & 50–950 ramp

primary

#40349A

secondary

#B1BA70

accent

#D94FC9

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #40349A

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

Preview Lab → · Contrast checker → · Palette generator →