#406DDA#406DDA

#406DDA is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.2% C 0.174 H 264.5°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#406DDA
RGB	rgb(64, 109, 218)
HSL	hsl(222, 68%, 55%)
HSV	hsv(222, 71%, 85%)
CMYK	cmyk(70.6%, 50%, 0%, 14.5%)
CIE-LAB	lab(48.37, 21.09, -60.43)
CIE-LCH	lch(48.37, 64.01, 289.24°)
OKLab	oklab(56.23% -0.0166 -0.1736)
OKLCH	oklch(56.23% 0.174 264.5)
XYZ	xyz(20.2334, 17.0871, 68.5479)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DDA #DAAD40

analogous

#40BADA #406DDA #6040DA

triadic

#406DDA #DA406D #6DDA40

tetradic

#406DDA #DA40BA #DAAD40 #40DA60

square

#406DDA #DA40BA #DAAD40 #40DA60

split-complementary

#406DDA #DA6040 #BADA40

monochromatic

#1A3986 #244FB9 #406DDA #7394E4 #A7BBEE

Accessibility & contrast

On white

4.75

#406DDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#406DDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DDA

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DDA	#FFFFFF	#000000	##FFFFFF
##406DDA	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C7ADE

Deuteranopia (green-blind)

#006CD8

Tritanopia (blue-blind)

#008799

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #406dda;
/* rgb */ color: rgb(64, 109, 218);
/* oklch */ color: oklch(56.2% 0.174 264.5);

Tailwind

colors: {
  custom: {
    50: '#8796e6',
    500: '#406dda',
    950: '#000000',
  },
}

SCSS

$custom: #406dda;
$custom-light: #8796e6;
$custom-dark: #000000;

JSON

{
  "hex": "#406dda",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 218
  },
  "hsl": {
    "h": 222.468,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.56232,
    "c": 0.17438,
    "h": 264.5
  },
  "luminance": 0.17089
}

Semantic roles & 50–950 ramp

primary

#406DDA

secondary

#DBC89B

accent

#B83DEA

background

#F9F9FE

surface

#F1F1FC

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #406DDA

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

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