#4473D9#4473D9

#4473D9 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.6% C 0.165 H 263.5°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4473D9
RGB	rgb(68, 115, 217)
HSL	hsl(221, 66%, 56%)
HSV	hsv(221, 69%, 85%)
CMYK	cmyk(68.7%, 47%, 0%, 14.9%)
CIE-LAB	lab(50.09, 17.55, -57.08)
CIE-LCH	lch(50.09, 59.71, 287.09°)
OKLab	oklab(57.58% -0.0186 -0.1636)
OKLCH	oklch(57.58% 0.165 263.5)
XYZ	xyz(21.0346, 18.4980, 68.0941)
Luminance	0.1850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4473D9 #D9AA44

analogous

#44BDD9 #4473D9 #5F44D9

triadic

#4473D9 #D94473 #73D944

tetradic

#4473D9 #D944BD #D9AA44 #44D95F

square

#4473D9 #D944BD #D9AA44 #44D95F

split-complementary

#4473D9 #D95F44 #BDD944

monochromatic

#1B3D87 #2655BA #4473D9 #7799E3 #AABFEE

Accessibility & contrast

On white

4.47

#4473D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#4473D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4473D9

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4473D9	#FFFFFF	#000000	##000000
##4473D9	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D7EDD

Deuteranopia (green-blind)

#1A71D7

Tritanopia (blue-blind)

#008B9B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4473d9;
/* rgb */ color: rgb(68, 115, 217);
/* oklch */ color: oklch(57.6% 0.165 263.5);

Tailwind

colors: {
  custom: {
    50: '#889ae5',
    500: '#4473d9',
    950: '#000000',
  },
}

SCSS

$custom: #4473d9;
$custom-light: #889ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#4473d9",
  "rgb": {
    "r": 68,
    "g": 115,
    "b": 217
  },
  "hsl": {
    "h": 221.074,
    "s": 66.222,
    "l": 55.882
  },
  "oklch": {
    "l": 0.57575,
    "c": 0.16462,
    "h": 263.5
  },
  "luminance": 0.185
}

Semantic roles & 50–950 ramp

primary

#4473D9

secondary

#DBC89E

accent

#B33FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4473D9

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

Preview Lab → · Contrast checker → · Palette generator →