#4A66BF#4A66BF

#4A66BF is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.4% C 0.143 H 268.2°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#4A66BF
RGB	rgb(74, 102, 191)
HSL	hsl(226, 48%, 52%)
HSV	hsv(226, 61%, 75%)
CMYK	cmyk(61.3%, 46.6%, 0%, 25.1%)
CIE-LAB	lab(45.25, 17.59, -49.95)
CIE-LCH	lch(45.25, 52.96, 289.40°)
OKLab	oklab(53.43% -0.0046 -0.1427)
OKLCH	oklch(53.43% 0.143 268.2)
XYZ	xyz(16.9762, 14.7187, 51.2265)
Luminance	0.1472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A66BF #BFA34A

analogous

#4AA1BF #4A66BF #694ABF

triadic

#4A66BF #BF4A66 #66BF4A

tetradic

#4A66BF #BF4AA1 #BFA34A #4ABF69

square

#4A66BF #BF4AA1 #BFA34A #4ABF69

split-complementary

#4A66BF #BF694A #A1BF4A

monochromatic

#253669 #354D97 #4A66BF #778CCF #A4B2DF

Accessibility & contrast

On white

5.32

#4A66BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#4A66BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A66BF

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A66BF	#FFFFFF	#000000	##FFFFFF
##4A66BF	1.00	5.32	3.94	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B71C2

Deuteranopia (green-blind)

#2766BD

Tritanopia (blue-blind)

#007A89

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4a66bf;
/* rgb */ color: rgb(74, 102, 191);
/* oklch */ color: oklch(53.4% 0.143 268.2);

Tailwind

colors: {
  custom: {
    50: '#8791d3',
    500: '#4a66bf',
    950: '#000000',
  },
}

SCSS

$custom: #4a66bf;
$custom-light: #8791d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4a66bf",
  "rgb": {
    "r": 74,
    "g": 102,
    "b": 191
  },
  "hsl": {
    "h": 225.641,
    "s": 47.755,
    "l": 51.961
  },
  "oklch": {
    "l": 0.53432,
    "c": 0.14276,
    "h": 268.2
  },
  "luminance": 0.1472
}

Semantic roles & 50–950 ramp

primary

#4A66BF

secondary

#CCC099

accent

#B750D7

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4A66BF

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

Preview Lab → · Contrast checker → · Palette generator →