#406DCE#406DCE

#406DCE is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.4% C 0.158 H 263.4°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#406DCE
RGB	rgb(64, 109, 206)
HSL	hsl(221, 59%, 53%)
HSV	hsv(221, 69%, 81%)
CMYK	cmyk(68.9%, 47.1%, 0%, 19.2%)
CIE-LAB	lab(47.60, 16.77, -54.84)
CIE-LCH	lch(47.60, 57.34, 287.00°)
OKLab	oklab(55.4% -0.0181 -0.1571)
OKLCH	oklch(55.4% 0.158 263.4)
XYZ	xyz(18.7196, 16.4816, 60.5753)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DCE #CEA140

analogous

#40B4CE #406DCE #5A40CE

triadic

#406DCE #CE406D #6DCE40

tetradic

#406DCE #CE40B4 #CEA140 #40CE5A

square

#406DCE #CE40B4 #CEA140 #40CE5A

split-complementary

#406DCE #CE5A40 #B4CE40

monochromatic

#1E3A75 #2B52A6 #406DCE #7192DA #A1B7E7

Accessibility & contrast

On white

4.89

#406DCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#406DCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DCE

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DCE	#FFFFFF	#000000	##FFFFFF
##406DCE	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A78D2

Deuteranopia (green-blind)

#196BCC

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #406dce;
/* rgb */ color: rgb(64, 109, 206);
/* oklch */ color: oklch(55.4% 0.158 263.4);

Tailwind

colors: {
  custom: {
    50: '#8596dd',
    500: '#406dce',
    950: '#000000',
  },
}

SCSS

$custom: #406dce;
$custom-light: #8596dd;
$custom-dark: #000000;

JSON

{
  "hex": "#406dce",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 206
  },
  "hsl": {
    "h": 220.986,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55397,
    "c": 0.15817,
    "h": 263.4
  },
  "luminance": 0.16483
}

Semantic roles & 50–950 ramp

primary

#406DCE

secondary

#D4C096

accent

#B145E2

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #406DCE

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

Preview Lab → · Contrast checker → · Palette generator →