#403BC5#403BC5

#403BC5 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.4% C 0.206 H 276.0°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#403BC5
RGB	rgb(64, 59, 197)
HSL	hsl(242, 54%, 50%)
HSV	hsv(242, 70%, 77%)
CMYK	cmyk(67.5%, 70.1%, 0%, 22.7%)
CIE-LAB	lab(34.49, 44.85, -70.94)
CIE-LCH	lch(34.49, 83.93, 302.30°)
OKLab	oklab(45.43% 0.0214 -0.2049)
OKLCH	oklch(45.43% 0.206 276)
XYZ	xyz(13.7531, 8.2479, 53.6797)
Luminance	0.0825 (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

#403BC5 #C0C53B

analogous

#3B7BC5 #403BC5 #853BC5

triadic

#403BC5 #C5403B #3BC540

tetradic

#403BC5 #C53B7B #C0C53B #3BC585

square

#403BC5 #C53B7B #C0C53B #3BC585

split-complementary

#403BC5 #C5853B #7BC53B

monochromatic

#211F67 #302C96 #403BC5 #6E6AD3 #9C99E1

Accessibility & contrast

On white

7.93

#403BC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#403BC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403BC5

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403BC5	#FFFFFF	#000000	##FFFFFF
##403BC5	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C9

Deuteranopia (green-blind)

#004BC2

Tritanopia (blue-blind)

#00617C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #403bc5;
/* rgb */ color: rgb(64, 59, 197);
/* oklch */ color: oklch(45.4% 0.206 276.0);

Tailwind

colors: {
  custom: {
    50: '#8672d8',
    500: '#403bc5',
    950: '#000000',
  },
}

SCSS

$custom: #403bc5;
$custom-light: #8672d8;
$custom-dark: #000000;

JSON

{
  "hex": "#403bc5",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 197
  },
  "hsl": {
    "h": 242.174,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.45426,
    "c": 0.20604,
    "h": 276
  },
  "luminance": 0.08249
}

Semantic roles & 50–950 ramp

primary

#403BC5

secondary

#CBCD8F

accent

#DE4AD8

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403BC5

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

Preview Lab → · Contrast checker → · Palette generator →