#406BCF#406BCF

#406BCF is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.0% C 0.162 H 264.3°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#406BCF
RGB	rgb(64, 107, 207)
HSL	hsl(222, 60%, 53%)
HSV	hsv(222, 69%, 81%)
CMYK	cmyk(69.1%, 48.3%, 0%, 18.8%)
CIE-LAB	lab(47.12, 18.39, -56.19)
CIE-LCH	lch(47.12, 59.12, 288.13°)
OKLab	oklab(55.05% -0.0162 -0.1611)
OKLCH	oklch(55.05% 0.162 264.3)
XYZ	xyz(18.6306, 16.1085, 61.1468)
Luminance	0.1611 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BCF #CFA440

analogous

#40B2CF #406BCF #5C40CF

triadic

#406BCF #CF406B #6BCF40

tetradic

#406BCF #CF40B2 #CFA440 #40CF5C

square

#406BCF #CF40B2 #CFA440 #40CF5C

split-complementary

#406BCF #CF5C40 #B2CF40

monochromatic

#1E3977 #2A50A8 #406BCF #7191DB #A2B7E8

Accessibility & contrast

On white

4.97

#406BCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#406BCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BCF

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BCF	#FFFFFF	#000000	##FFFFFF
##406BCF	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3477D3

Deuteranopia (green-blind)

#0A6ACD

Tritanopia (blue-blind)

#008293

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #406bcf;
/* rgb */ color: rgb(64, 107, 207);
/* oklch */ color: oklch(55.0% 0.162 264.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#406bcf",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 207
  },
  "hsl": {
    "h": 221.958,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.55048,
    "c": 0.16194,
    "h": 264.3
  },
  "luminance": 0.1611
}

Semantic roles & 50–950 ramp

primary

#406BCF

secondary

#D4C297

accent

#B345E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406BCF

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

Preview Lab → · Contrast checker → · Palette generator →