#403C98#403C98

#403C98 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.6% C 0.146 H 279.9°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#403C98
RGB	rgb(64, 60, 152)
HSL	hsl(243, 43%, 42%)
HSV	hsv(243, 61%, 60%)
CMYK	cmyk(57.9%, 60.5%, 0%, 40.4%)
CIE-LAB	lab(30.85, 29.25, -50.05)
CIE-LCH	lch(30.85, 57.97, 300.30°)
OKLab	oklab(41.58% 0.0251 -0.1437)
OKLCH	oklch(41.58% 0.146 279.9)
XYZ	xyz(9.3959, 6.5881, 30.4762)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C98 #94983C

analogous

#3C6698 #403C98 #6E3C98

triadic

#403C98 #98403C #3C9840

tetradic

#403C98 #983C66 #94983C #3C986E

square

#403C98 #983C66 #94983C #3C986E

split-complementary

#403C98 #986E3C #66983C

monochromatic

#1B1940 #2E2B6C #403C98 #5A55BC #8481CD

Accessibility & contrast

On white

9.06

#403C98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#403C98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C98

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C98	#FFFFFF	#000000	##FFFFFF
##403C98	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9B

Deuteranopia (green-blind)

#004596

Tritanopia (blue-blind)

#0F5264

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #403c98;
/* rgb */ color: rgb(64, 60, 152);
/* oklch */ color: oklch(41.6% 0.146 279.9);

Tailwind

colors: {
  custom: {
    50: '#7d72b7',
    500: '#403c98',
    950: '#000000',
  },
}

SCSS

$custom: #403c98;
$custom-light: #7d72b7;
$custom-dark: #000000;

JSON

{
  "hex": "#403c98",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 152
  },
  "hsl": {
    "h": 242.609,
    "s": 43.396,
    "l": 41.569
  },
  "oklch": {
    "l": 0.41583,
    "c": 0.14584,
    "h": 279.9
  },
  "luminance": 0.06589
}

Semantic roles & 50–950 ramp

primary

#403C98

secondary

#B4B779

accent

#D355CE

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #403C98

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

Preview Lab → · Contrast checker → · Palette generator →