#406CE1#406CE1

#406CE1 is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.5% C 0.185 H 265.3°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#406CE1
RGB	rgb(64, 108, 225)
HSL	hsl(224, 73%, 57%)
HSV	hsv(224, 72%, 88%)
CMYK	cmyk(71.6%, 52%, 0%, 11.8%)
CIE-LAB	lab(48.57, 24.24, -64.06)
CIE-LCH	lch(48.57, 68.50, 290.73°)
OKLab	oklab(56.54% -0.015 -0.1843)
OKLCH	oklch(56.54% 0.185 265.3)
XYZ	xyz(21.0627, 17.2491, 73.4389)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CE1 #E1B540

analogous

#40BDE1 #406CE1 #6440E1

triadic

#406CE1 #E1406C #6CE140

tetradic

#406CE1 #E140BD #E1B540 #40E164

square

#406CE1 #E140BD #E1B540 #40E164

split-complementary

#406CE1 #E16440 #BDE140

monochromatic

#173890 #1F4CC5 #406CE1 #7595E9 #AABDF2

Accessibility & contrast

On white

4.72

#406CE1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#406CE1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CE1

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CE1	#FFFFFF	#000000	##FFFFFF
##406CE1	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C7BE5

Deuteranopia (green-blind)

#006CDF

Tritanopia (blue-blind)

#00889C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #406ce1;
/* rgb */ color: rgb(64, 108, 225);
/* oklch */ color: oklch(56.5% 0.185 265.3);

Tailwind

colors: {
  custom: {
    50: '#8995eb',
    500: '#406ce1',
    950: '#000000',
  },
}

SCSS

$custom: #406ce1;
$custom-light: #8995eb;
$custom-dark: #000000;

JSON

{
  "hex": "#406ce1",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 225
  },
  "hsl": {
    "h": 223.602,
    "s": 72.851,
    "l": 56.667
  },
  "oklch": {
    "l": 0.56535,
    "c": 0.18491,
    "h": 265.3
  },
  "luminance": 0.17251
}

Semantic roles & 50–950 ramp

primary

#406CE1

secondary

#DFCD9D

accent

#BD38F0

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #406CE1

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

Preview Lab → · Contrast checker → · Palette generator →