#403B72#403B72

#403B72 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.6% C 0.091 H 285.4°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#403B72
RGB	rgb(64, 59, 114)
HSL	hsl(245, 32%, 34%)
HSV	hsv(245, 48%, 45%)
CMYK	cmyk(43.9%, 48.2%, 0%, 55.3%)
CIE-LAB	lab(27.93, 17.33, -31.12)
CIE-LCH	lch(27.93, 35.62, 299.11°)
OKLab	oklab(38.56% 0.0243 -0.088)
OKLCH	oklch(38.56% 0.091 285.4)
XYZ	xyz(6.7147, 5.4326, 16.6111)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B72 #6D723B

analogous

#3B5272 #403B72 #5C3B72

triadic

#403B72 #72403B #3B7240

tetradic

#403B72 #723B52 #6D723B #3B725C

square

#403B72 #723B52 #6D723B #3B725C

split-complementary

#403B72 #725C3B #52723B

monochromatic

#131121 #29264A #403B72 #57509A #7872B6

Accessibility & contrast

On white

10.06

#403B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#403B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B72

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B72	#FFFFFF	#000000	##FFFFFF
##403B72	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264374

Deuteranopia (green-blind)

#254071

Tritanopia (blue-blind)

#314651

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #403b72;
/* rgb */ color: rgb(64, 59, 114);
/* oklch */ color: oklch(38.6% 0.091 285.4);

Tailwind

colors: {
  custom: {
    50: '#78719b',
    500: '#403b72',
    950: '#000000',
  },
}

SCSS

$custom: #403b72;
$custom-light: #78719b;
$custom-dark: #000000;

JSON

{
  "hex": "#403b72",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 114
  },
  "hsl": {
    "h": 245.455,
    "s": 31.792,
    "l": 33.922
  },
  "oklch": {
    "l": 0.38559,
    "c": 0.09132,
    "h": 285.4
  },
  "luminance": 0.05433
}

Semantic roles & 50–950 ramp

primary

#403B72

secondary

#9BA069

accent

#C860BE

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#09070E

muted

#7B7A7E

Preview Lab

Preview with #403B72

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

Preview Lab → · Contrast checker → · Palette generator →