#406ACF#406ACF

#406ACF is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.8% C 0.163 H 264.6°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#406ACF
RGB	rgb(64, 106, 207)
HSL	hsl(222, 60%, 53%)
HSV	hsv(222, 69%, 81%)
CMYK	cmyk(69.1%, 48.8%, 0%, 18.8%)
CIE-LAB	lab(46.84, 19.02, -56.62)
CIE-LCH	lch(46.84, 59.73, 288.57°)
OKLab	oklab(54.84% -0.0153 -0.1624)
OKLCH	oklch(54.84% 0.163 264.6)
XYZ	xyz(18.5269, 15.9012, 61.1122)
Luminance	0.1590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406ACF #CFA540

analogous

#40B1CF #406ACF #5D40CF

triadic

#406ACF #CF406A #6ACF40

tetradic

#406ACF #CF40B1 #CFA540 #40CF5D

square

#406ACF #CF40B1 #CFA540 #40CF5D

split-complementary

#406ACF #CF5D40 #B1CF40

monochromatic

#1E3877 #2A4FA8 #406ACF #7190DB #A2B6E8

Accessibility & contrast

On white

5.02

#406ACF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#406ACF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406ACF

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406ACF	#FFFFFF	#000000	##FFFFFF
##406ACF	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3276D3

Deuteranopia (green-blind)

#0269CD

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406acf;
/* rgb */ color: rgb(64, 106, 207);
/* oklch */ color: oklch(54.8% 0.163 264.6);

Tailwind

colors: {
  custom: {
    50: '#8594de',
    500: '#406acf',
    950: '#000000',
  },
}

SCSS

$custom: #406acf;
$custom-light: #8594de;
$custom-dark: #000000;

JSON

{
  "hex": "#406acf",
  "rgb": {
    "r": 64,
    "g": 106,
    "b": 207
  },
  "hsl": {
    "h": 222.378,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.5484,
    "c": 0.16316,
    "h": 264.6
  },
  "luminance": 0.15903
}

Semantic roles & 50–950 ramp

primary

#406ACF

secondary

#D4C297

accent

#B545E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406ACF

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

Preview Lab → · Contrast checker → · Palette generator →