#406CB0#406CB0

#406CB0 is a mid, moderate blue. Relative luminance 0.149; OKLCH L 53.3% C 0.118 H 258.8°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#406CB0
RGB	rgb(64, 108, 176)
HSL	hsl(216, 47%, 47%)
HSV	hsv(216, 64%, 69%)
CMYK	cmyk(63.6%, 38.6%, 0%, 31%)
CIE-LAB	lab(45.56, 6.69, -40.76)
CIE-LCH	lch(45.56, 41.30, 279.33°)
OKLab	oklab(53.26% -0.0229 -0.1158)
OKLCH	oklch(53.26% 0.118 258.8)
XYZ	xyz(15.3106, 14.9483, 43.1443)
Luminance	0.1495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406CB0 #B08440

analogous

#40A4B0 #406CB0 #4C40B0

triadic

#406CB0 #B0406C #6CB040

tetradic

#406CB0 #B040A4 #B08440 #40B04C

square

#406CB0 #B040A4 #B08440 #40B04C

split-complementary

#406CB0 #B04C40 #A4B040

monochromatic

#1F3556 #305083 #406CB0 #668CC7 #93AED8

Accessibility & contrast

On white

5.26

#406CB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#406CB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406CB0

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406CB0	#FFFFFF	#000000	##FFFFFF
##406CB0	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E72B3

Deuteranopia (green-blind)

#3E67AF

Tritanopia (blue-blind)

#007B85

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #406cb0;
/* rgb */ color: rgb(64, 108, 176);
/* oklch */ color: oklch(53.3% 0.118 258.8);

Tailwind

colors: {
  custom: {
    50: '#7f95c8',
    500: '#406cb0',
    950: '#000000',
  },
}

SCSS

$custom: #406cb0;
$custom-light: #7f95c8;
$custom-dark: #000000;

JSON

{
  "hex": "#406cb0",
  "rgb": {
    "r": 64,
    "g": 108,
    "b": 176
  },
  "hsl": {
    "h": 216.429,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53259,
    "c": 0.11804,
    "h": 258.8
  },
  "luminance": 0.1495
}

Semantic roles & 50–950 ramp

primary

#406CB0

secondary

#C3AC89

accent

#A251D6

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #406CB0

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

Preview Lab → · Contrast checker → · Palette generator →