#4471BB#4471BB

#4471BB is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.2% C 0.126 H 259.8°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4471BB
RGB	rgb(68, 113, 187)
HSL	hsl(217, 47%, 50%)
HSV	hsv(217, 64%, 73%)
CMYK	cmyk(63.6%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(47.78, 8.18, -43.61)
CIE-LCH	lch(47.78, 44.37, 280.63°)
OKLab	oklab(55.23% -0.0222 -0.124)
OKLCH	oklch(55.23% 0.126 259.8)
XYZ	xyz(17.2555, 16.6254, 49.3038)
Luminance	0.1663 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4471BB #BB8E44

analogous

#44ADBB #4471BB #5244BB

triadic

#4471BB #BB4471 #71BB44

tetradic

#4471BB #BB44AD #BB8E44 #44BB52

square

#4471BB #BB44AD #BB8E44 #44BB52

split-complementary

#4471BB #BB5244 #ADBB44

monochromatic

#233B61 #34568E #4471BB #7193CB #9EB5DC

Accessibility & contrast

On white

4.86

#4471BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#4471BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4471BB

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4471BB	#FFFFFF	#000000	##FFFFFF
##4471BB	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)

#5077BE

Deuteranopia (green-blind)

#3F6CB9

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4471bb;
/* rgb */ color: rgb(68, 113, 187);
/* oklch */ color: oklch(55.2% 0.126 259.8);

Tailwind

colors: {
  custom: {
    50: '#8399d0',
    500: '#4471bb',
    950: '#000000',
  },
}

SCSS

$custom: #4471bb;
$custom-light: #8399d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4471bb",
  "rgb": {
    "r": 68,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 217.311,
    "s": 46.667,
    "l": 50
  },
  "oklch": {
    "l": 0.55228,
    "c": 0.126,
    "h": 259.8
  },
  "luminance": 0.16627
}

Semantic roles & 50–950 ramp

primary

#4471BB

secondary

#C8B493

accent

#A451D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4471BB

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

Preview Lab → · Contrast checker → · Palette generator →