#406BBC#406BBC

#406BBC is a mid, vivid blue. Relative luminance 0.152; OKLCH L 53.8% C 0.136 H 261.8°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#406BBC
RGB	rgb(64, 107, 188)
HSL	hsl(219, 49%, 49%)
HSV	hsv(219, 66%, 74%)
CMYK	cmyk(66%, 43.1%, 0%, 26.3%)
CIE-LAB	lab(45.95, 11.58, -47.11)
CIE-LCH	lch(45.95, 48.51, 283.80°)
OKLab	oklab(53.78% -0.0193 -0.1345)
OKLCH	oklch(53.78% 0.136 261.8)
XYZ	xyz(16.4459, 15.2346, 49.6411)
Luminance	0.1524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406BBC #BC9140

analogous

#40A9BC #406BBC #5340BC

triadic

#406BBC #BC406B #6BBC40

tetradic

#406BBC #BC40A9 #BC9140 #40BC53

square

#406BBC #BC40A9 #BC9140 #40BC53

split-complementary

#406BBC #BC5340 #A9BC40

monochromatic

#213761 #30518E #406BBC #6C8ECD #9AB1DD

Accessibility & contrast

On white

5.19

#406BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#406BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406BBC

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406BBC	#FFFFFF	#000000	##FFFFFF
##406BBC	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4573BF

Deuteranopia (green-blind)

#3168BA

Tritanopia (blue-blind)

#007E8A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #406bbc;
/* rgb */ color: rgb(64, 107, 188);
/* oklch */ color: oklch(53.8% 0.136 261.8);

Tailwind

colors: {
  custom: {
    50: '#8294d1',
    500: '#406bbc',
    950: '#000000',
  },
}

SCSS

$custom: #406bbc;
$custom-light: #8294d1;
$custom-dark: #000000;

JSON

{
  "hex": "#406bbc",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 188
  },
  "hsl": {
    "h": 219.194,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.53781,
    "c": 0.13584,
    "h": 261.8
  },
  "luminance": 0.15236
}

Semantic roles & 50–950 ramp

primary

#406BBC

secondary

#C9B58F

accent

#A94FD9

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #406BBC

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

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