#403F94#403F94

#403F94 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.136 H 279.3°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#403F94
RGB	rgb(64, 63, 148)
HSL	hsl(241, 40%, 41%)
HSV	hsv(241, 57%, 58%)
CMYK	cmyk(56.8%, 57.4%, 0%, 42%)
CIE-LAB	lab(31.31, 25.96, -46.87)
CIE-LCH	lch(31.31, 53.58, 298.98°)
OKLab	oklab(41.83% 0.0219 -0.1343)
OKLCH	oklch(41.83% 0.136 279.3)
XYZ	xyz(9.2355, 6.7825, 28.8337)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403F94 #93943F

analogous

#3F6994 #403F94 #6B3F94

triadic

#403F94 #94403F #3F9440

tetradic

#403F94 #943F69 #93943F #3F946B

square

#403F94 #943F69 #93943F #3F946B

split-complementary

#403F94 #946B3F #69943F

monochromatic

#1B1A3E #2D2D69 #403F94 #5958B8 #8483CA

Accessibility & contrast

On white

8.91

#403F94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#403F94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403F94

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403F94	#FFFFFF	#000000	##FFFFFF
##403F94	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D97

Deuteranopia (green-blind)

#004692

Tritanopia (blue-blind)

#155363

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #403f94;
/* rgb */ color: rgb(64, 63, 148);
/* oklch */ color: oklch(41.8% 0.136 279.3);

Tailwind

colors: {
  custom: {
    50: '#7d74b4',
    500: '#403f94',
    950: '#000000',
  },
}

SCSS

$custom: #403f94;
$custom-light: #7d74b4;
$custom-dark: #000000;

JSON

{
  "hex": "#403f94",
  "rgb": {
    "r": 64,
    "g": 63,
    "b": 148
  },
  "hsl": {
    "h": 240.706,
    "s": 40.284,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41826,
    "c": 0.13607,
    "h": 279.3
  },
  "luminance": 0.06783
}

Semantic roles & 50–950 ramp

primary

#403F94

secondary

#B4B57A

accent

#D058CF

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #403F94

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

Preview Lab → · Contrast checker → · Palette generator →