#403A73#403A73

#403A73 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.4% C 0.094 H 285.9°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#403A73
RGB	rgb(64, 58, 115)
HSL	hsl(246, 33%, 34%)
HSV	hsv(246, 50%, 45%)
CMYK	cmyk(44.3%, 49.6%, 0%, 54.9%)
CIE-LAB	lab(27.72, 18.32, -32.10)
CIE-LCH	lch(27.72, 36.95, 299.71°)
OKLab	oklab(38.42% 0.0258 -0.0909)
OKLCH	oklch(38.42% 0.094 285.9)
XYZ	xyz(6.7210, 5.3536, 16.8956)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403A73 #6D733A

analogous

#3A5173 #403A73 #5D3A73

triadic

#403A73 #73403A #3A7340

tetradic

#403A73 #733A51 #6D733A #3A735D

square

#403A73 #733A51 #6D733A #3A735D

split-complementary

#403A73 #735D3A #51733A

monochromatic

#131122 #29254A #403A73 #574F9C #7870B7

Accessibility & contrast

On white

10.14

#403A73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#403A73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403A73

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403A73	#FFFFFF	#000000	##FFFFFF
##403A73	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234375

Deuteranopia (green-blind)

#224072

Tritanopia (blue-blind)

#314651

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #403a73;
/* rgb */ color: rgb(64, 58, 115);
/* oklch */ color: oklch(38.4% 0.094 285.9);

Tailwind

colors: {
  custom: {
    50: '#78709c',
    500: '#403a73',
    950: '#000000',
  },
}

SCSS

$custom: #403a73;
$custom-light: #78709c;
$custom-dark: #000000;

JSON

{
  "hex": "#403a73",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 115
  },
  "hsl": {
    "h": 246.316,
    "s": 32.948,
    "l": 33.922
  },
  "oklch": {
    "l": 0.38418,
    "c": 0.09449,
    "h": 285.9
  },
  "luminance": 0.05354
}

Semantic roles & 50–950 ramp

primary

#403A73

secondary

#9BA168

accent

#C95FBE

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#09070E

muted

#7B7A7E

Preview Lab

Preview with #403A73

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

Preview Lab → · Contrast checker → · Palette generator →