#403ED9#403ED9

#403ED9 is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.8% C 0.227 H 274.2°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#403ED9
RGB	rgb(64, 62, 217)
HSL	hsl(241, 67%, 55%)
HSV	hsv(241, 71%, 85%)
CMYK	cmyk(70.5%, 71.4%, 0%, 14.9%)
CIE-LAB	lab(37.01, 49.62, -78.39)
CIE-LCH	lch(37.01, 92.77, 302.34°)
OKLab	oklab(47.8% 0.0165 -0.2267)
OKLCH	oklch(47.8% 0.227 274.2)
XYZ	xyz(16.3572, 9.5434, 66.6122)
Luminance	0.0954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.14

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403ED9 #D7D93E

analogous

#3E8AD9 #403ED9 #8D3ED9

triadic

#403ED9 #D9403E #3ED940

tetradic

#403ED9 #D93E8A #D7D93E #3ED98D

square

#403ED9 #D93E8A #D7D93E #3ED98D

split-complementary

#403ED9 #D98D3E #8AD93E

monochromatic

#1B1A83 #2624B6 #403ED9 #7371E3 #A5A4ED

Accessibility & contrast

On white

7.22

#403ED9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#403ED9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403ED9

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403ED9	#FFFFFF	#000000	##FFFFFF
##403ED9	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EDE

Deuteranopia (green-blind)

#0050D6

Tritanopia (blue-blind)

#006A88

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #403ed9;
/* rgb */ color: rgb(64, 62, 217);
/* oklch */ color: oklch(47.8% 0.227 274.2);

Tailwind

colors: {
  custom: {
    50: '#8a75e6',
    500: '#403ed9',
    950: '#000000',
  },
}

SCSS

$custom: #403ed9;
$custom-light: #8a75e6;
$custom-dark: #000000;

JSON

{
  "hex": "#403ed9",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 217
  },
  "hsl": {
    "h": 240.774,
    "s": 67.1,
    "l": 54.706
  },
  "oklch": {
    "l": 0.478,
    "c": 0.22727,
    "h": 274.2
  },
  "luminance": 0.09545
}

Semantic roles & 50–950 ramp

primary

#403ED9

secondary

#D9DA99

accent

#EA3EE8

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #403ED9

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

Preview Lab → · Contrast checker → · Palette generator →