#403AD9#403AD9

#403AD9 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.2% C 0.231 H 274.6°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#403AD9
RGB	rgb(64, 58, 217)
HSL	hsl(242, 68%, 54%)
HSV	hsv(242, 73%, 85%)
CMYK	cmyk(70.5%, 73.3%, 0%, 14.9%)
CIE-LAB	lab(36.22, 51.83, -79.69)
CIE-LCH	lch(36.22, 95.06, 303.04°)
OKLab	oklab(47.24% 0.0186 -0.2304)
OKLCH	oklch(47.24% 0.231 274.6)
XYZ	xyz(16.1476, 9.1243, 66.5424)
Luminance	0.0913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.77

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403AD9 #D3D93A

analogous

#3A84D9 #403AD9 #903AD9

triadic

#403AD9 #D9403A #3AD940

tetradic

#403AD9 #D93A84 #D3D93A #3AD990

square

#403AD9 #D93A84 #D3D93A #3AD990

split-complementary

#403AD9 #D9903A #84D93A

monochromatic

#1D1980 #2823B3 #403AD9 #726DE3 #A3A1ED

Accessibility & contrast

On white

7.43

#403AD9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#403AD9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403AD9

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403AD9	#FFFFFF	#000000	##FFFFFF
##403AD9	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CDE

Deuteranopia (green-blind)

#004ED6

Tritanopia (blue-blind)

#006887

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #403ad9;
/* rgb */ color: rgb(64, 58, 217);
/* oklch */ color: oklch(47.2% 0.231 274.6);

Tailwind

colors: {
  custom: {
    50: '#8a72e6',
    500: '#403ad9',
    950: '#000000',
  },
}

SCSS

$custom: #403ad9;
$custom-light: #8a72e6;
$custom-dark: #000000;

JSON

{
  "hex": "#403ad9",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 217
  },
  "hsl": {
    "h": 242.264,
    "s": 67.66,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47239,
    "c": 0.23119,
    "h": 274.6
  },
  "luminance": 0.09126
}

Semantic roles & 50–950 ramp

primary

#403AD9

secondary

#D7D995

accent

#EB3DE4

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #403AD9

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

Preview Lab → · Contrast checker → · Palette generator →