#403DD5#403DD5

#403DD5 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.3% C 0.223 H 274.5°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#403DD5
RGB	rgb(64, 61, 213)
HSL	hsl(241, 64%, 54%)
HSV	hsv(241, 71%, 84%)
CMYK	cmyk(70%, 71.4%, 0%, 16.5%)
CIE-LAB	lab(36.42, 48.90, -77.05)
CIE-LCH	lch(36.42, 91.26, 302.40°)
OKLab	oklab(47.27% 0.0177 -0.2228)
OKLCH	oklch(47.27% 0.223 274.5)
XYZ	xyz(15.7894, 9.2301, 63.8874)
Luminance	0.0923 (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

#403DD5 #D2D53D

analogous

#3D86D5 #403DD5 #8C3DD5

triadic

#403DD5 #D5403D #3DD540

tetradic

#403DD5 #D53D86 #D2D53D #3DD58C

square

#403DD5 #D53D86 #D2D53D #3DD58C

split-complementary

#403DD5 #D58C3D #86D53D

monochromatic

#1D1B7D #2926AF #403DD5 #726FE0 #A3A2EB

Accessibility & contrast

On white

7.38

#403DD5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#403DD5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403DD5

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403DD5	#FFFFFF	#000000	##FFFFFF
##403DD5	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DDA

Deuteranopia (green-blind)

#004FD2

Tritanopia (blue-blind)

#006885

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #403dd5;
/* rgb */ color: rgb(64, 61, 213);
/* oklch */ color: oklch(47.3% 0.223 274.5);

Tailwind

colors: {
  custom: {
    50: '#8974e3',
    500: '#403dd5',
    950: '#000000',
  },
}

SCSS

$custom: #403dd5;
$custom-light: #8974e3;
$custom-dark: #000000;

JSON

{
  "hex": "#403dd5",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 213
  },
  "hsl": {
    "h": 241.184,
    "s": 64.407,
    "l": 53.725
  },
  "oklch": {
    "l": 0.47265,
    "c": 0.22347,
    "h": 274.5
  },
  "luminance": 0.09232
}

Semantic roles & 50–950 ramp

primary

#403DD5

secondary

#D6D796

accent

#E740E4

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #403DD5

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

Preview Lab → · Contrast checker → · Palette generator →