#403397#403397

#403397 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.9% C 0.156 H 282.6°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#403397
RGB	rgb(64, 51, 151)
HSL	hsl(248, 50%, 40%)
HSV	hsv(248, 66%, 59%)
CMYK	cmyk(57.6%, 66.2%, 0%, 40.8%)
CIE-LAB	lab(28.62, 34.57, -53.07)
CIE-LCH	lch(28.62, 63.34, 303.08°)
OKLab	oklab(39.93% 0.0341 -0.1526)
OKLCH	oklch(39.93% 0.156 282.6)
XYZ	xyz(8.8824, 5.6914, 29.9027)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403397 #8A9733

analogous

#335897 #403397 #723397

triadic

#403397 #974033 #339740

tetradic

#403397 #973358 #8A9733 #339772

square

#403397 #973358 #8A9733 #339772

split-complementary

#403397 #977233 #589733

monochromatic

#19143C #2D2469 #403397 #5647C1 #8074D0

Accessibility & contrast

On white

9.82

#403397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#403397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403397

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403397	#FFFFFF	#000000	##FFFFFF
##403397	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479A

Deuteranopia (green-blind)

#004095

Tritanopia (blue-blind)

#134C60

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #403397;
/* rgb */ color: rgb(64, 51, 151);
/* oklch */ color: oklch(39.9% 0.156 282.6);

Tailwind

colors: {
  custom: {
    50: '#7e6bb6',
    500: '#403397',
    950: '#000000',
  },
}

SCSS

$custom: #403397;
$custom-light: #7e6bb6;
$custom-dark: #000000;

JSON

{
  "hex": "#403397",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 151
  },
  "hsl": {
    "h": 247.8,
    "s": 49.505,
    "l": 39.608
  },
  "oklch": {
    "l": 0.39927,
    "c": 0.15634,
    "h": 282.6
  },
  "luminance": 0.05692
}

Semantic roles & 50–950 ramp

primary

#403397

secondary

#AFB86D

accent

#D94FC7

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #403397

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

Preview Lab → · Contrast checker → · Palette generator →