#406BB2#406BB2

#406BB2 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.2% C 0.122 H 259.9°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#406BB2
RGB	rgb(64, 107, 178)
HSL	hsl(217, 47%, 47%)
HSV	hsv(217, 64%, 70%)
CMYK	cmyk(64%, 39.9%, 0%, 30.2%)
CIE-LAB	lab(45.38, 8.02, -42.21)
CIE-LCH	lch(45.38, 42.96, 280.77°)
OKLab	oklab(53.15% -0.0214 -0.1201)
OKLCH	oklch(53.15% 0.122 259.9)
XYZ	xyz(15.4051, 14.8183, 44.1592)
Luminance	0.1482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BB2 #B28740

analogous

#40A4B2 #406BB2 #4E40B2

triadic

#406BB2 #B2406B #6BB240

tetradic

#406BB2 #B240A4 #B28740 #40B24E

square

#406BB2 #B240A4 #B28740 #40B24E

split-complementary

#406BB2 #B24E40 #A4B240

monochromatic

#203558 #305085 #406BB2 #678CC8 #94AED8

Accessibility & contrast

On white

5.30

#406BB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#406BB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BB2

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BB2	#FFFFFF	#000000	##FFFFFF
##406BB2	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C71B5

Deuteranopia (green-blind)

#3B67B1

Tritanopia (blue-blind)

#007B86

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #406bb2;
/* rgb */ color: rgb(64, 107, 178);
/* oklch */ color: oklch(53.2% 0.122 259.9);

Tailwind

colors: {
  custom: {
    50: '#8094c9',
    500: '#406bb2',
    950: '#000000',
  },
}

SCSS

$custom: #406bb2;
$custom-light: #8094c9;
$custom-dark: #000000;

JSON

{
  "hex": "#406bb2",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 178
  },
  "hsl": {
    "h": 217.368,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53155,
    "c": 0.12196,
    "h": 259.9
  },
  "luminance": 0.1482
}

Semantic roles & 50–950 ramp

primary

#406BB2

secondary

#C4AE8A

accent

#A451D7

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #406BB2

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

Preview Lab → · Contrast checker → · Palette generator →