#403E84#403E84

#403E84 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 40.4% C 0.114 H 281.3°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#403E84
RGB	rgb(64, 62, 132)
HSL	hsl(242, 36%, 38%)
HSV	hsv(242, 53%, 52%)
CMYK	cmyk(51.5%, 53%, 0%, 48.2%)
CIE-LAB	lab(29.91, 21.23, -39.26)
CIE-LCH	lch(29.91, 44.63, 298.40°)
OKLab	oklab(40.42% 0.0223 -0.1119)
OKLCH	oklch(40.42% 0.114 281.3)
XYZ	xyz(8.0006, 6.2007, 22.6006)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403E84 #82843E

analogous

#3E5F84 #403E84 #633E84

triadic

#403E84 #84403E #3E8440

tetradic

#403E84 #843E5F #82843E #3E8463

square

#403E84 #843E5F #82843E #3E8463

split-complementary

#403E84 #84633E #5F843E

monochromatic

#181731 #2C2A5A #403E84 #5452AE #7D7BC1

Accessibility & contrast

On white

9.37

#403E84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#403E84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403E84

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403E84	#FFFFFF	#000000	##FFFFFF
##403E84	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4986

Deuteranopia (green-blind)

#154482

Tritanopia (blue-blind)

#264D5B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #403e84;
/* rgb */ color: rgb(64, 62, 132);
/* oklch */ color: oklch(40.4% 0.114 281.3);

Tailwind

colors: {
  custom: {
    50: '#7a73a8',
    500: '#403e84',
    950: '#000000',
  },
}

SCSS

$custom: #403e84;
$custom-light: #7a73a8;
$custom-dark: #000000;

JSON

{
  "hex": "#403e84",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 132
  },
  "hsl": {
    "h": 241.714,
    "s": 36.082,
    "l": 38.039
  },
  "oklch": {
    "l": 0.40425,
    "c": 0.11411,
    "h": 281.3
  },
  "luminance": 0.06201
}

Semantic roles & 50–950 ramp

primary

#403E84

secondary

#AAAB73

accent

#CC5CC9

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A0810

muted

#7C7B7F

Preview Lab

Preview with #403E84

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

Preview Lab → · Contrast checker → · Palette generator →