#403497#403497

#403497 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.1% C 0.155 H 282.3°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#403497
RGB	rgb(64, 52, 151)
HSL	hsl(247, 49%, 40%)
HSV	hsv(247, 66%, 59%)
CMYK	cmyk(57.6%, 65.6%, 0%, 40.8%)
CIE-LAB	lab(28.85, 33.96, -52.69)
CIE-LCH	lch(28.85, 62.69, 302.80°)
OKLab	oklab(40.09% 0.0331 -0.1515)
OKLCH	oklch(40.09% 0.155 282.3)
XYZ	xyz(8.9265, 5.7798, 29.9174)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403497 #8B9734

analogous

#345997 #403497 #723497

triadic

#403497 #974034 #349740

tetradic

#403497 #973459 #8B9734 #349772

square

#403497 #973459 #8B9734 #349772

split-complementary

#403497 #977234 #599734

monochromatic

#19153C #2D2469 #403497 #5748C0 #8176D0

Accessibility & contrast

On white

9.74

#403497 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#403497 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403497

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403497	#FFFFFF	#000000	##FFFFFF
##403497	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#134D60

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #403497;
/* rgb */ color: rgb(64, 52, 151);
/* oklch */ color: oklch(40.1% 0.155 282.3);

Tailwind

colors: {
  custom: {
    50: '#7e6cb6',
    500: '#403497',
    950: '#000000',
  },
}

SCSS

$custom: #403497;
$custom-light: #7e6cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#403497",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 151
  },
  "hsl": {
    "h": 247.273,
    "s": 48.768,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40094,
    "c": 0.15505,
    "h": 282.3
  },
  "luminance": 0.0578
}

Semantic roles & 50–950 ramp

primary

#403497

secondary

#AFB86F

accent

#D84FC8

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #403497

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

Preview Lab → · Contrast checker → · Palette generator →