#40349C#40349C

#40349C is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.5% C 0.162 H 281.6°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#40349C
RGB	rgb(64, 52, 156)
HSL	hsl(247, 50%, 41%)
HSV	hsv(247, 67%, 61%)
CMYK	cmyk(59%, 66.7%, 0%, 38.8%)
CIE-LAB	lab(29.28, 35.59, -55.05)
CIE-LCH	lch(29.28, 65.55, 302.88°)
OKLab	oklab(40.53% 0.0326 -0.1584)
OKLCH	oklch(40.53% 0.162 281.6)
XYZ	xyz(9.3412, 5.9457, 32.1014)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40349C #909C34

analogous

#345C9C #40349C #74349C

triadic

#40349C #9C4034 #349C40

tetradic

#40349C #9C345C #909C34 #349C74

square

#40349C #9C345C #909C34 #349C74

split-complementary

#40349C #9C7434 #5C9C34

monochromatic

#1A1540 #2D256E #40349C #584AC3 #8378D2

Accessibility & contrast

On white

9.59

#40349C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#40349C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40349C

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40349C	#FFFFFF	#000000	##FFFFFF
##40349C	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499F

Deuteranopia (green-blind)

#00419A

Tritanopia (blue-blind)

#084E63

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #40349c;
/* rgb */ color: rgb(64, 52, 156);
/* oklch */ color: oklch(40.5% 0.162 281.6);

Tailwind

colors: {
  custom: {
    50: '#7f6cba',
    500: '#40349c',
    950: '#000000',
  },
}

SCSS

$custom: #40349c;
$custom-light: #7f6cba;
$custom-dark: #000000;

JSON

{
  "hex": "#40349c",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 156
  },
  "hsl": {
    "h": 246.923,
    "s": 50,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40534,
    "c": 0.16171,
    "h": 281.6
  },
  "luminance": 0.05946
}

Semantic roles & 50–950 ramp

primary

#40349C

secondary

#B2BB71

accent

#DA4EC9

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #40349C

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

Preview Lab → · Contrast checker → · Palette generator →