#403B73#403B73

#403B73 is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.6% C 0.093 H 285.2°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#403B73
RGB	rgb(64, 59, 115)
HSL	hsl(245, 32%, 34%)
HSV	hsv(245, 49%, 45%)
CMYK	cmyk(44.3%, 48.7%, 0%, 54.9%)
CIE-LAB	lab(28.00, 17.65, -31.66)
CIE-LCH	lch(28.00, 36.24, 299.14°)
OKLab	oklab(38.63% 0.0244 -0.0896)
OKLCH	oklch(38.63% 0.093 285.2)
XYZ	xyz(6.7719, 5.4555, 16.9125)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B73 #6E733B

analogous

#3B5273 #403B73 #5C3B73

triadic

#403B73 #73403B #3B7340

tetradic

#403B73 #733B52 #6E733B #3B735C

square

#403B73 #733B52 #6E733B #3B735C

split-complementary

#403B73 #735C3B #52733B

monochromatic

#131122 #29264B #403B73 #57509B #7872B7

Accessibility & contrast

On white

10.04

#403B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#403B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B73

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B73	#FFFFFF	#000000	##FFFFFF
##403B73	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#254475

Deuteranopia (green-blind)

#244072

Tritanopia (blue-blind)

#314651

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #403b73;
/* rgb */ color: rgb(64, 59, 115);
/* oklch */ color: oklch(38.6% 0.093 285.2);

Tailwind

colors: {
  custom: {
    50: '#78719b',
    500: '#403b73',
    950: '#000000',
  },
}

SCSS

$custom: #403b73;
$custom-light: #78719b;
$custom-dark: #000000;

JSON

{
  "hex": "#403b73",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 115
  },
  "hsl": {
    "h": 245.357,
    "s": 32.184,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38626,
    "c": 0.09288,
    "h": 285.2
  },
  "luminance": 0.05456
}

Semantic roles & 50–950 ramp

primary

#403B73

secondary

#9BA069

accent

#C85FBF

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#09070E

muted

#7B7A7E

Preview Lab

Preview with #403B73

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

Preview Lab → · Contrast checker → · Palette generator →