#406DD6#406DD6

#406DD6 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.9% C 0.169 H 264.2°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#406DD6
RGB	rgb(64, 109, 214)
HSL	hsl(222, 65%, 55%)
HSV	hsv(222, 70%, 84%)
CMYK	cmyk(70.1%, 49.1%, 0%, 16.1%)
CIE-LAB	lab(48.11, 19.65, -58.58)
CIE-LCH	lch(48.11, 61.79, 288.54°)
OKLab	oklab(55.95% -0.017 -0.1681)
OKLCH	oklch(55.95% 0.169 264.2)
XYZ	xyz(19.7163, 16.8803, 65.8244)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DD6 #D6A940

analogous

#40B8D6 #406DD6 #5E40D6

triadic

#406DD6 #D6406D #6DD640

tetradic

#406DD6 #D640B8 #D6A940 #40D65E

square

#406DD6 #D640B8 #D6A940 #40D65E

split-complementary

#406DD6 #D65E40 #B8D640

monochromatic

#1B3A80 #2650B2 #406DD6 #7294E1 #A5BAEC

Accessibility & contrast

On white

4.80

#406DD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#406DD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DD6

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DD6	#FFFFFF	#000000	##FFFFFF
##406DD6	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3179DA

Deuteranopia (green-blind)

#006CD4

Tritanopia (blue-blind)

#008697

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #406dd6;
/* rgb */ color: rgb(64, 109, 214);
/* oklch */ color: oklch(55.9% 0.169 264.2);

Tailwind

colors: {
  custom: {
    50: '#8696e3',
    500: '#406dd6',
    950: '#000000',
  },
}

SCSS

$custom: #406dd6;
$custom-light: #8696e3;
$custom-dark: #000000;

JSON

{
  "hex": "#406dd6",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 214
  },
  "hsl": {
    "h": 222,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.55949,
    "c": 0.16901,
    "h": 264.2
  },
  "luminance": 0.16882
}

Semantic roles & 50–950 ramp

primary

#406DD6

secondary

#D9C699

accent

#B540E8

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0D0D15

muted

#7D7E84

Preview Lab

Preview with #406DD6

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

Preview Lab → · Contrast checker → · Palette generator →