#406EDD#406EDD

#406EDD is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.6% C 0.177 H 264.5°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#406EDD
RGB	rgb(64, 110, 221)
HSL	hsl(222, 70%, 56%)
HSV	hsv(222, 71%, 87%)
CMYK	cmyk(71%, 50.2%, 0%, 13.3%)
CIE-LAB	lab(48.83, 21.54, -61.38)
CIE-LCH	lch(48.83, 65.05, 289.34°)
OKLab	oklab(56.65% -0.0171 -0.1764)
OKLCH	oklch(56.65% 0.177 264.5)
XYZ	xyz(20.7368, 17.4601, 70.6699)
Luminance	0.1746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406EDD #DDAF40

analogous

#40BDDD #406EDD #6040DD

triadic

#406EDD #DD406E #6EDD40

tetradic

#406EDD #DD40BD #DDAF40 #40DD60

square

#406EDD #DD40BD #DDAF40 #40DD60

split-complementary

#406EDD #DD6040 #BDDD40

monochromatic

#193A8A #2250BE #406EDD #7495E6 #A8BDEF

Accessibility & contrast

On white

4.67

#406EDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#406EDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406EDD

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406EDD	#FFFFFF	#000000	##FFFFFF
##406EDD	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B7CE1

Deuteranopia (green-blind)

#006DDB

Tritanopia (blue-blind)

#00889B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #406edd;
/* rgb */ color: rgb(64, 110, 221);
/* oklch */ color: oklch(56.6% 0.177 264.5);

Tailwind

colors: {
  custom: {
    50: '#8897e8',
    500: '#406edd',
    950: '#000000',
  },
}

SCSS

$custom: #406edd;
$custom-light: #8897e8;
$custom-dark: #000000;

JSON

{
  "hex": "#406edd",
  "rgb": {
    "r": 64,
    "g": 110,
    "b": 221
  },
  "hsl": {
    "h": 222.42,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.56649,
    "c": 0.17719,
    "h": 264.5
  },
  "luminance": 0.17462
}

Semantic roles & 50–950 ramp

primary

#406EDD

secondary

#DDCA9C

accent

#B93BED

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #406EDD

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

Preview Lab → · Contrast checker → · Palette generator →