#406FB3#406FB3

#406FB3 is a mid, moderate blue. Relative luminance 0.157; OKLCH L 54.1% C 0.119 H 257.7°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#406FB3
RGB	rgb(64, 111, 179)
HSL	hsl(215, 47%, 48%)
HSV	hsv(215, 64%, 70%)
CMYK	cmyk(64.2%, 38%, 0%, 29.8%)
CIE-LAB	lab(46.59, 5.89, -40.87)
CIE-LCH	lch(46.59, 41.29, 278.20°)
OKLab	oklab(54.11% -0.0253 -0.1161)
OKLCH	oklch(54.11% 0.119 257.7)
XYZ	xyz(15.9326, 15.7120, 44.8322)
Luminance	0.1571 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406FB3 #B38440

analogous

#40A9B3 #406FB3 #4A40B3

triadic

#406FB3 #B3406F #6FB340

tetradic

#406FB3 #B340A9 #B38440 #40B34A

square

#406FB3 #B340A9 #B38440 #40B34A

split-complementary

#406FB3 #B34A40 #A9B340

monochromatic

#203759 #305386 #406FB3 #678FC9 #94B0D9

Accessibility & contrast

On white

5.07

#406FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#406FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406FB3

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406FB3	#FFFFFF	#000000	##FFFFFF
##406FB3	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5174B6

Deuteranopia (green-blind)

#4169B2

Tritanopia (blue-blind)

#007F88

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #406fb3;
/* rgb */ color: rgb(64, 111, 179);
/* oklch */ color: oklch(54.1% 0.119 257.7);

Tailwind

colors: {
  custom: {
    50: '#8097ca',
    500: '#406fb3',
    950: '#000000',
  },
}

SCSS

$custom: #406fb3;
$custom-light: #8097ca;
$custom-dark: #000000;

JSON

{
  "hex": "#406fb3",
  "rgb": {
    "r": 64,
    "g": 111,
    "b": 179
  },
  "hsl": {
    "h": 215.478,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54113,
    "c": 0.11883,
    "h": 257.7
  },
  "luminance": 0.15714
}

Semantic roles & 50–950 ramp

primary

#406FB3

secondary

#C4AD8A

accent

#A051D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #406FB3

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

Preview Lab → · Contrast checker → · Palette generator →