#406FB7#406FB7

#406FB7 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.4% C 0.124 H 258.7°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#406FB7
RGB	rgb(64, 111, 183)
HSL	hsl(216, 48%, 48%)
HSV	hsv(216, 65%, 72%)
CMYK	cmyk(65%, 39.3%, 0%, 28.2%)
CIE-LAB	lab(46.81, 7.30, -42.85)
CIE-LCH	lch(46.81, 43.46, 279.66°)
OKLab	oklab(54.35% -0.0244 -0.1219)
OKLCH	oklch(54.35% 0.124 258.7)
XYZ	xyz(16.3430, 15.8762, 46.9937)
Luminance	0.1588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FB7 #B78840

analogous

#40AAB7 #406FB7 #4D40B7

triadic

#406FB7 #B7406F #6FB740

tetradic

#406FB7 #B740AA #B78840 #40B74D

square

#406FB7 #B740AA #B78840 #40B74D

split-complementary

#406FB7 #B74D40 #AAB740

monochromatic

#20385C #30538A #406FB7 #6990CB #97B2DB

Accessibility & contrast

On white

5.03

#406FB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#406FB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FB7

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FB7	#FFFFFF	#000000	##FFFFFF
##406FB7	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F75BA

Deuteranopia (green-blind)

#3E6AB6

Tritanopia (blue-blind)

#007F8A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #406fb7;
/* rgb */ color: rgb(64, 111, 183);
/* oklch */ color: oklch(54.4% 0.124 258.7);

Tailwind

colors: {
  custom: {
    50: '#8197cd',
    500: '#406fb7',
    950: '#000000',
  },
}

SCSS

$custom: #406fb7;
$custom-light: #8197cd;
$custom-dark: #000000;

JSON

{
  "hex": "#406fb7",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 183
  },
  "hsl": {
    "h": 216.303,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.54353,
    "c": 0.12431,
    "h": 258.7
  },
  "luminance": 0.15878
}

Semantic roles & 50–950 ramp

primary

#406FB7

secondary

#C6AF8D

accent

#A250D8

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #406FB7

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

Preview Lab → · Contrast checker → · Palette generator →