#403CC7#403CC7

#403CC7 is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.8% C 0.207 H 275.7°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#403CC7
RGB	rgb(64, 60, 199)
HSL	hsl(242, 55%, 51%)
HSV	hsv(242, 70%, 78%)
CMYK	cmyk(67.8%, 69.8%, 0%, 22%)
CIE-LAB	lab(34.89, 44.92, -71.45)
CIE-LCH	lch(34.89, 84.40, 302.16°)
OKLab	oklab(45.77% 0.0205 -0.2064)
OKLCH	oklch(45.77% 0.207 275.7)
XYZ	xyz(14.0356, 8.4440, 54.9119)
Luminance	0.0844 (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

#403CC7 #C3C73C

analogous

#3C7DC7 #403CC7 #863CC7

triadic

#403CC7 #C7403C #3CC740

tetradic

#403CC7 #C73C7D #C3C73C #3CC786

square

#403CC7 #C73C7D #C3C73C #3CC786

split-complementary

#403CC7 #C7863C #7DC73C

monochromatic

#211E6A #2F2C9A #403CC7 #6F6CD5 #9D9BE2

Accessibility & contrast

On white

7.81

#403CC7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#403CC7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403CC7

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403CC7	#FFFFFF	#000000	##FFFFFF
##403CC7	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CB

Deuteranopia (green-blind)

#004CC4

Tritanopia (blue-blind)

#00627D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #403cc7;
/* rgb */ color: rgb(64, 60, 199);
/* oklch */ color: oklch(45.8% 0.207 275.7);

Tailwind

colors: {
  custom: {
    50: '#8773d9',
    500: '#403cc7',
    950: '#000000',
  },
}

SCSS

$custom: #403cc7;
$custom-light: #8773d9;
$custom-dark: #000000;

JSON

{
  "hex": "#403cc7",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 199
  },
  "hsl": {
    "h": 241.727,
    "s": 55.378,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45768,
    "c": 0.20744,
    "h": 275.7
  },
  "luminance": 0.08445
}

Semantic roles & 50–950 ramp

primary

#403CC7

secondary

#CCCE91

accent

#DF49DA

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403CC7

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

Preview Lab → · Contrast checker → · Palette generator →