#403AE1#403AE1

#403AE1 is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 48.0% C 0.241 H 274.1°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#403AE1
RGB	rgb(64, 58, 225)
HSL	hsl(242, 74%, 55%)
HSV	hsv(242, 74%, 88%)
CMYK	cmyk(71.6%, 74.2%, 0%, 11.8%)
CIE-LAB	lab(37.02, 54.34, -82.95)
CIE-LCH	lch(37.02, 99.16, 303.23°)
OKLab	oklab(48.05% 0.0171 -0.2399)
OKLCH	oklch(48.05% 0.241 274.1)
XYZ	xyz(17.2135, 9.5506, 72.1558)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403AE1 #DBE13A

analogous

#3A87E1 #403AE1 #943AE1

triadic

#403AE1 #E1403A #3AE140

tetradic

#403AE1 #E13A87 #DBE13A #3AE194

square

#403AE1 #E13A87 #DBE13A #3AE194

split-complementary

#403AE1 #E1943A #87E13A

monochromatic

#19158B #231DC0 #403AE1 #736FE9 #A7A4F1

Accessibility & contrast

On white

7.22

#403AE1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#403AE1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403AE1

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403AE1	#FFFFFF	#000000	##FFFFFF
##403AE1	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)

#005FE6

Deuteranopia (green-blind)

#004FDE

Tritanopia (blue-blind)

#006B8B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #403ae1;
/* rgb */ color: rgb(64, 58, 225);
/* oklch */ color: oklch(48.0% 0.241 274.1);

Tailwind

colors: {
  custom: {
    50: '#8c73ec',
    500: '#403ae1',
    950: '#000000',
  },
}

SCSS

$custom: #403ae1;
$custom-light: #8c73ec;
$custom-dark: #000000;

JSON

{
  "hex": "#403ae1",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 225
  },
  "hsl": {
    "h": 242.156,
    "s": 73.568,
    "l": 55.49
  },
  "oklch": {
    "l": 0.48045,
    "c": 0.24055,
    "h": 274.1
  },
  "luminance": 0.09552
}

Semantic roles & 50–950 ramp

primary

#403AE1

secondary

#DCDE99

accent

#F038EA

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #403AE1

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

Preview Lab → · Contrast checker → · Palette generator →