#403EBD#403EBD

#403EBD is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.1% C 0.193 H 276.1°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#403EBD
RGB	rgb(64, 62, 189)
HSL	hsl(241, 51%, 49%)
HSV	hsv(241, 67%, 74%)
CMYK	cmyk(66.1%, 67.2%, 0%, 25.9%)
CIE-LAB	lab(34.41, 40.45, -66.38)
CIE-LCH	lch(34.41, 77.73, 301.35°)
OKLab	oklab(45.15% 0.0205 -0.1916)
OKLCH	oklch(45.15% 0.193 276.1)
XYZ	xyz(13.0193, 8.2082, 49.0325)
Luminance	0.0821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.45

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403EBD #BBBD3E

analogous

#3E7CBD #403EBD #803EBD

triadic

#403EBD #BD403E #3EBD40

tetradic

#403EBD #BD3E7C #BBBD3E #3EBD80

square

#403EBD #BD3E7C #BBBD3E #3EBD80

split-complementary

#403EBD #BD803E #7CBD3E

monochromatic

#212061 #302F8F #403EBD #6C6ACE #9998DD

Accessibility & contrast

On white

7.95

#403EBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#403EBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403EBD

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403EBD	#FFFFFF	#000000	##FFFFFF
##403EBD	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C1

Deuteranopia (green-blind)

#004BBB

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #403ebd;
/* rgb */ color: rgb(64, 62, 189);
/* oklch */ color: oklch(45.1% 0.193 276.1);

Tailwind

colors: {
  custom: {
    50: '#8474d2',
    500: '#403ebd',
    950: '#000000',
  },
}

SCSS

$custom: #403ebd;
$custom-light: #8474d2;
$custom-dark: #000000;

JSON

{
  "hex": "#403ebd",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 189
  },
  "hsl": {
    "h": 240.945,
    "s": 50.598,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45145,
    "c": 0.19268,
    "h": 276.1
  },
  "luminance": 0.08209
}

Semantic roles & 50–950 ramp

primary

#403EBD

secondary

#C8C98E

accent

#DA4ED8

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #403EBD

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

Preview Lab → · Contrast checker → · Palette generator →