#403F95#403F95

#403F95 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.9% C 0.137 H 279.2°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#403F95
RGB	rgb(64, 63, 149)
HSL	hsl(241, 41%, 42%)
HSV	hsv(241, 58%, 58%)
CMYK	cmyk(57%, 57.7%, 0%, 41.6%)
CIE-LAB	lab(31.38, 26.30, -47.36)
CIE-LCH	lch(31.38, 54.17, 299.04°)
OKLab	oklab(41.9% 0.0219 -0.1357)
OKLCH	oklch(41.9% 0.137 279.2)
XYZ	xyz(9.3150, 6.8143, 29.2524)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403F95 #94953F

analogous

#3F6995 #403F95 #6B3F95

triadic

#403F95 #95403F #3F9540

tetradic

#403F95 #953F69 #94953F #3F956B

square

#403F95 #953F69 #94953F #3F956B

split-complementary

#403F95 #956B3F #69953F

monochromatic

#1B1B3F #2E2D6A #403F95 #5A59B9 #8484CB

Accessibility & contrast

On white

8.89

#403F95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#403F95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403F95

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403F95	#FFFFFF	#000000	##FFFFFF
##403F95	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D98

Deuteranopia (green-blind)

#004693

Tritanopia (blue-blind)

#145363

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #403f95;
/* rgb */ color: rgb(64, 63, 149);
/* oklch */ color: oklch(41.9% 0.137 279.2);

Tailwind

colors: {
  custom: {
    50: '#7d74b5',
    500: '#403f95',
    950: '#000000',
  },
}

SCSS

$custom: #403f95;
$custom-light: #7d74b5;
$custom-dark: #000000;

JSON

{
  "hex": "#403f95",
  "rgb": {
    "r": 64,
    "g": 63,
    "b": 149
  },
  "hsl": {
    "h": 240.698,
    "s": 40.566,
    "l": 41.569
  },
  "oklch": {
    "l": 0.41904,
    "c": 0.13749,
    "h": 279.2
  },
  "luminance": 0.06815
}

Semantic roles & 50–950 ramp

primary

#403F95

secondary

#B4B57B

accent

#D057CF

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #403F95

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

Preview Lab → · Contrast checker → · Palette generator →