#406AB2#406AB2

#406AB2 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 52.9% C 0.123 H 260.5°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#406AB2
RGB	rgb(64, 106, 178)
HSL	hsl(218, 47%, 47%)
HSV	hsv(218, 64%, 70%)
CMYK	cmyk(64%, 40.4%, 0%, 30.2%)
CIE-LAB	lab(45.10, 8.65, -42.66)
CIE-LCH	lch(45.10, 43.53, 281.46°)
OKLab	oklab(52.93% -0.0203 -0.1214)
OKLCH	oklch(52.93% 0.123 260.5)
XYZ	xyz(15.3014, 14.6110, 44.1247)
Luminance	0.1461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406AB2 #B28840

analogous

#40A3B2 #406AB2 #4F40B2

triadic

#406AB2 #B2406A #6AB240

tetradic

#406AB2 #B240A3 #B28840 #40B24F

square

#406AB2 #B240A3 #B28840 #40B24F

split-complementary

#406AB2 #B24F40 #A3B240

monochromatic

#203458 #304F85 #406AB2 #678BC8 #94ADD8

Accessibility & contrast

On white

5.35

#406AB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#406AB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406AB2

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406AB2	#FFFFFF	#000000	##FFFFFF
##406AB2	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A70B5

Deuteranopia (green-blind)

#3966B1

Tritanopia (blue-blind)

#007A85

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #406ab2;
/* rgb */ color: rgb(64, 106, 178);
/* oklch */ color: oklch(52.9% 0.123 260.5);

Tailwind

colors: {
  custom: {
    50: '#8094c9',
    500: '#406ab2',
    950: '#000000',
  },
}

SCSS

$custom: #406ab2;
$custom-light: #8094c9;
$custom-dark: #000000;

JSON

{
  "hex": "#406ab2",
  "rgb": {
    "r": 64,
    "g": 106,
    "b": 178
  },
  "hsl": {
    "h": 217.895,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.52933,
    "c": 0.12311,
    "h": 260.5
  },
  "luminance": 0.14612
}

Semantic roles & 50–950 ramp

primary

#406AB2

secondary

#C4AF8A

accent

#A551D7

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #406AB2

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

Preview Lab → · Contrast checker → · Palette generator →