#4B6FBF#4B6FBF

#4B6FBF is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.4% C 0.131 H 264.3°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4B6FBF
RGB	rgb(75, 111, 191)
HSL	hsl(221, 48%, 52%)
HSV	hsv(221, 61%, 75%)
CMYK	cmyk(60.7%, 41.9%, 0%, 25.1%)
CIE-LAB	lab(47.78, 12.13, -45.90)
CIE-LCH	lch(47.78, 47.47, 284.81°)
OKLab	oklab(55.39% -0.013 -0.1306)
OKLCH	oklch(55.39% 0.131 264.3)
XYZ	xyz(17.9868, 16.6248, 51.5411)
Luminance	0.1663 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B6FBF #BF9B4B

analogous

#4BA9BF #4B6FBF #614BBF

triadic

#4B6FBF #BF4B6F #6FBF4B

tetradic

#4B6FBF #BF4BA9 #BF9B4B #4BBF61

square

#4B6FBF #BF4BA9 #BF9B4B #4BBF61

split-complementary

#4B6FBF #BF614B #A9BF4B

monochromatic

#263B6A #365497 #4B6FBF #7893CF #A5B7DF

Accessibility & contrast

On white

4.86

#4B6FBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#4B6FBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B6FBF

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B6FBF	#FFFFFF	#000000	##FFFFFF
##4B6FBF	1.00	4.86	4.33	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B77C2

Deuteranopia (green-blind)

#3B6CBD

Tritanopia (blue-blind)

#00818E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4b6fbf;
/* rgb */ color: rgb(75, 111, 191);
/* oklch */ color: oklch(55.4% 0.131 264.3);

Tailwind

colors: {
  custom: {
    50: '#8797d3',
    500: '#4b6fbf',
    950: '#000000',
  },
}

SCSS

$custom: #4b6fbf;
$custom-light: #8797d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b6fbf",
  "rgb": {
    "r": 75,
    "g": 111,
    "b": 191
  },
  "hsl": {
    "h": 221.379,
    "s": 47.541,
    "l": 52.157
  },
  "oklch": {
    "l": 0.55393,
    "c": 0.13129,
    "h": 264.3
  },
  "luminance": 0.16626
}

Semantic roles & 50–950 ramp

primary

#4B6FBF

secondary

#CCBD9A

accent

#AD51D7

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4B6FBF

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

Preview Lab → · Contrast checker → · Palette generator →