#403499#403499

#403499 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.3% C 0.158 H 282.0°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#403499
RGB	rgb(64, 52, 153)
HSL	hsl(247, 49%, 40%)
HSV	hsv(247, 66%, 60%)
CMYK	cmyk(58.2%, 66%, 0%, 40%)
CIE-LAB	lab(29.02, 34.61, -53.64)
CIE-LCH	lch(29.02, 63.84, 302.83°)
OKLab	oklab(40.27% 0.0329 -0.1542)
OKLCH	oklch(40.27% 0.158 282)
XYZ	xyz(9.0903, 5.8453, 30.7801)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.22

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403499 #8D9934

analogous

#345A99 #403499 #733499

triadic

#403499 #994034 #349940

tetradic

#403499 #99345A #8D9934 #349973

square

#403499 #99345A #8D9934 #349973

split-complementary

#403499 #997334 #5A9934

monochromatic

#1A153E #2D246B #403499 #5749C1 #8177D1

Accessibility & contrast

On white

9.68

#403499 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#403499 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403499

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403499	#FFFFFF	#000000	##FFFFFF
##403499	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489C

Deuteranopia (green-blind)

#004197

Tritanopia (blue-blind)

#0F4D61

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #403499;
/* rgb */ color: rgb(64, 52, 153);
/* oklch */ color: oklch(40.3% 0.158 282.0);

Tailwind

colors: {
  custom: {
    50: '#7e6cb8',
    500: '#403499',
    950: '#000000',
  },
}

SCSS

$custom: #403499;
$custom-light: #7e6cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#403499",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 153
  },
  "hsl": {
    "h": 247.129,
    "s": 49.268,
    "l": 40.196
  },
  "oklch": {
    "l": 0.40269,
    "c": 0.15772,
    "h": 282
  },
  "luminance": 0.05846
}

Semantic roles & 50–950 ramp

primary

#403499

secondary

#B0B970

accent

#D94FC8

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #403499

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

Preview Lab → · Contrast checker → · Palette generator →