#403CCA#403CCA

#403CCA is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 46.1% C 0.211 H 275.4°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#403CCA
RGB	rgb(64, 60, 202)
HSL	hsl(242, 57%, 51%)
HSV	hsv(242, 70%, 79%)
CMYK	cmyk(68.3%, 70.3%, 0%, 20.8%)
CIE-LAB	lab(35.17, 45.90, -72.74)
CIE-LCH	lch(35.17, 86.01, 302.25°)
OKLab	oklab(46.05% 0.02 -0.2102)
OKLCH	oklch(46.05% 0.211 275.4)
XYZ	xyz(14.3874, 8.5847, 56.7645)
Luminance	0.0859 (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

#403CCA #C6CA3C

analogous

#3C7FCA #403CCA #873CCA

triadic

#403CCA #CA403C #3CCA40

tetradic

#403CCA #CA3C7F #C6CA3C #3CCA87

square

#403CCA #CA3C7F #C6CA3C #3CCA87

split-complementary

#403CCA #CA873C #7FCA3C

monochromatic

#201E6E #2E2B9E #403CCA #6F6CD7 #9E9CE4

Accessibility & contrast

On white

7.73

#403CCA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#403CCA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403CCA

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403CCA	#FFFFFF	#000000	##FFFFFF
##403CCA	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CE

Deuteranopia (green-blind)

#004CC7

Tritanopia (blue-blind)

#00637F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #403cca;
/* rgb */ color: rgb(64, 60, 202);
/* oklch */ color: oklch(46.1% 0.211 275.4);

Tailwind

colors: {
  custom: {
    50: '#8773db',
    500: '#403cca',
    950: '#000000',
  },
}

SCSS

$custom: #403cca;
$custom-light: #8773db;
$custom-dark: #000000;

JSON

{
  "hex": "#403cca",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 202
  },
  "hsl": {
    "h": 241.69,
    "s": 57.258,
    "l": 51.373
  },
  "oklch": {
    "l": 0.46054,
    "c": 0.21113,
    "h": 275.4
  },
  "luminance": 0.08586
}

Semantic roles & 50–950 ramp

primary

#403CCA

secondary

#CED092

accent

#E147DC

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403CCA

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

Preview Lab → · Contrast checker → · Palette generator →