#406DB1#406DB1

#406DB1 is a mid, moderate blue. Relative luminance 0.152; OKLCH L 53.5% C 0.118 H 258.4°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#406DB1
RGB	rgb(64, 109, 177)
HSL	hsl(216, 47%, 47%)
HSV	hsv(216, 64%, 69%)
CMYK	cmyk(63.8%, 38.4%, 0%, 30.6%)
CIE-LAB	lab(45.91, 6.42, -40.79)
CIE-LCH	lch(45.91, 41.30, 278.95°)
OKLab	oklab(53.54% -0.0237 -0.1159)
OKLCH	oklch(53.54% 0.118 258.4)
XYZ	xyz(15.5160, 15.2001, 43.7027)
Luminance	0.1520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406DB1 #B18440

analogous

#40A6B1 #406DB1 #4B40B1

triadic

#406DB1 #B1406D #6DB140

tetradic

#406DB1 #B140A6 #B18440 #40B14B

square

#406DB1 #B140A6 #B18440 #40B14B

split-complementary

#406DB1 #B14B40 #A6B140

monochromatic

#1F3657 #305184 #406DB1 #668DC8 #93AFD8

Accessibility & contrast

On white

5.20

#406DB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#406DB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406DB1

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406DB1	#FFFFFF	#000000	##FFFFFF
##406DB1	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F72B4

Deuteranopia (green-blind)

#3F68B0

Tritanopia (blue-blind)

#007C86

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #406db1;
/* rgb */ color: rgb(64, 109, 177);
/* oklch */ color: oklch(53.5% 0.118 258.4);

Tailwind

colors: {
  custom: {
    50: '#8096c8',
    500: '#406db1',
    950: '#000000',
  },
}

SCSS

$custom: #406db1;
$custom-light: #8096c8;
$custom-dark: #000000;

JSON

{
  "hex": "#406db1",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 177
  },
  "hsl": {
    "h": 216.106,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53543,
    "c": 0.1183,
    "h": 258.4
  },
  "luminance": 0.15202
}

Semantic roles & 50–950 ramp

primary

#406DB1

secondary

#C3AC89

accent

#A151D7

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #406DB1

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

Preview Lab → · Contrast checker → · Palette generator →