#4473BF#4473BF

#4473BF is a mid, vivid blue. Relative luminance 0.173; OKLCH L 55.9% C 0.129 H 259.6°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4473BF
RGB	rgb(68, 115, 191)
HSL	hsl(217, 49%, 51%)
HSV	hsv(217, 64%, 75%)
CMYK	cmyk(64.4%, 39.8%, 0%, 25.1%)
CIE-LAB	lab(48.57, 8.35, -44.66)
CIE-LCH	lch(48.57, 45.43, 280.58°)
OKLab	oklab(55.91% -0.0234 -0.1271)
OKLCH	oklch(55.91% 0.129 259.6)
XYZ	xyz(17.9153, 17.2503, 51.6656)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4473BF #BF9044

analogous

#44B0BF #4473BF #5244BF

triadic

#4473BF #BF4473 #73BF44

tetradic

#4473BF #BF44B0 #BF9044 #44BF52

square

#4473BF #BF44B0 #BF9044 #44BF52

split-complementary

#4473BF #BF5244 #B0BF44

monochromatic

#233C66 #325793 #4473BF #7295CF #9FB7DE

Accessibility & contrast

On white

4.72

#4473BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4473BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4473BF

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4473BF	#FFFFFF	#000000	##FFFFFF
##4473BF	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#517AC2

Deuteranopia (green-blind)

#3F6EBD

Tritanopia (blue-blind)

#008490

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4473bf;
/* rgb */ color: rgb(68, 115, 191);
/* oklch */ color: oklch(55.9% 0.129 259.6);

Tailwind

colors: {
  custom: {
    50: '#849ad3',
    500: '#4473bf',
    950: '#000000',
  },
}

SCSS

$custom: #4473bf;
$custom-light: #849ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#4473bf",
  "rgb": {
    "r": 68,
    "g": 115,
    "b": 191
  },
  "hsl": {
    "h": 217.073,
    "s": 49.004,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55912,
    "c": 0.12922,
    "h": 259.6
  },
  "luminance": 0.17252
}

Semantic roles & 50–950 ramp

primary

#4473BF

secondary

#CBB694

accent

#A44FD9

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4473BF

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

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