#403CC5#403CC5

#403CC5 is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.6% C 0.205 H 275.8°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#403CC5
RGB	rgb(64, 60, 197)
HSL	hsl(242, 54%, 50%)
HSV	hsv(242, 70%, 77%)
CMYK	cmyk(67.5%, 69.5%, 0%, 22.7%)
CIE-LAB	lab(34.70, 44.27, -70.59)
CIE-LCH	lch(34.70, 83.32, 302.09°)
OKLab	oklab(45.58% 0.0208 -0.2039)
OKLCH	oklch(45.58% 0.205 275.8)
XYZ	xyz(13.8049, 8.3517, 53.6970)
Luminance	0.0835 (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

#403CC5 #C1C53C

analogous

#3C7CC5 #403CC5 #843CC5

triadic

#403CC5 #C5403C #3CC540

tetradic

#403CC5 #C53C7C #C1C53C #3CC584

square

#403CC5 #C53C7C #C1C53C #3CC584

split-complementary

#403CC5 #C5843C #7CC53C

monochromatic

#211F68 #302D97 #403CC5 #6E6BD3 #9C9AE1

Accessibility & contrast

On white

7.86

#403CC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#403CC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403CC5

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403CC5	#FFFFFF	#000000	##FFFFFF
##403CC5	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C9

Deuteranopia (green-blind)

#004BC2

Tritanopia (blue-blind)

#00617C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #403cc5;
/* rgb */ color: rgb(64, 60, 197);
/* oklch */ color: oklch(45.6% 0.205 275.8);

Tailwind

colors: {
  custom: {
    50: '#8673d8',
    500: '#403cc5',
    950: '#000000',
  },
}

SCSS

$custom: #403cc5;
$custom-light: #8673d8;
$custom-dark: #000000;

JSON

{
  "hex": "#403cc5",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 197
  },
  "hsl": {
    "h": 241.752,
    "s": 54.15,
    "l": 50.392
  },
  "oklch": {
    "l": 0.45577,
    "c": 0.20497,
    "h": 275.8
  },
  "luminance": 0.08353
}

Semantic roles & 50–950 ramp

primary

#403CC5

secondary

#CBCD90

accent

#DE4AD9

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403CC5

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

Preview Lab → · Contrast checker → · Palette generator →