#403EBE#403EBE

#403EBE is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.2% C 0.194 H 276.0°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#403EBE
RGB	rgb(64, 62, 190)
HSL	hsl(241, 51%, 49%)
HSV	hsv(241, 67%, 75%)
CMYK	cmyk(66.3%, 67.4%, 0%, 25.5%)
CIE-LAB	lab(34.50, 40.78, -66.82)
CIE-LCH	lch(34.50, 78.28, 301.39°)
OKLab	oklab(45.24% 0.0204 -0.1929)
OKLCH	oklch(45.24% 0.194 276)
XYZ	xyz(13.1282, 8.2518, 49.6061)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.50

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403EBE #BCBE3E

analogous

#3E7CBE #403EBE #803EBE

triadic

#403EBE #BE403E #3EBE40

tetradic

#403EBE #BE3E7C #BCBE3E #3EBE80

square

#403EBE #BE3E7C #BCBE3E #3EBE80

split-complementary

#403EBE #BE803E #7CBE3E

monochromatic

#212062 #302F90 #403EBE #6C6BCF #9A99DE

Accessibility & contrast

On white

7.92

#403EBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#403EBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403EBE

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403EBE	#FFFFFF	#000000	##FFFFFF
##403EBE	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C2

Deuteranopia (green-blind)

#004BBC

Tritanopia (blue-blind)

#006079

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #403ebe;
/* rgb */ color: rgb(64, 62, 190);
/* oklch */ color: oklch(45.2% 0.194 276.0);

Tailwind

colors: {
  custom: {
    50: '#8574d3',
    500: '#403ebe',
    950: '#000000',
  },
}

SCSS

$custom: #403ebe;
$custom-light: #8574d3;
$custom-dark: #000000;

JSON

{
  "hex": "#403ebe",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 190
  },
  "hsl": {
    "h": 240.938,
    "s": 50.794,
    "l": 49.412
  },
  "oklch": {
    "l": 0.45237,
    "c": 0.19395,
    "h": 276
  },
  "luminance": 0.08253
}

Semantic roles & 50–950 ramp

primary

#403EBE

secondary

#C9C98E

accent

#DA4ED8

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #403EBE

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

Preview Lab → · Contrast checker → · Palette generator →