#4473DC#4473DC

#4473DC is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.8% C 0.169 H 263.8°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4473DC
RGB	rgb(68, 115, 220)
HSL	hsl(221, 68%, 56%)
HSV	hsv(221, 69%, 86%)
CMYK	cmyk(69.1%, 47.7%, 0%, 13.7%)
CIE-LAB	lab(50.28, 18.62, -58.47)
CIE-LCH	lch(50.28, 61.36, 287.66°)
OKLab	oklab(57.78% -0.0182 -0.1677)
OKLCH	oklch(57.78% 0.169 263.8)
XYZ	xyz(21.4283, 18.6555, 70.1678)
Luminance	0.1866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4473DC #DCAD44

analogous

#44BFDC #4473DC #6144DC

triadic

#4473DC #DC4473 #73DC44

tetradic

#4473DC #DC44BF #DCAD44 #44DC61

square

#4473DC #DC44BF #DCAD44 #44DC61

split-complementary

#4473DC #DC6144 #BFDC44

monochromatic

#1A3D8B #2454BF #4473DC #789AE6 #ABC0EF

Accessibility & contrast

On white

4.44

#4473DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#4473DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4473DC

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4473DC	#FFFFFF	#000000	##000000
##4473DC	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A7FE0

Deuteranopia (green-blind)

#1171DA

Tritanopia (blue-blind)

#008C9D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4473dc;
/* rgb */ color: rgb(68, 115, 220);
/* oklch */ color: oklch(57.8% 0.169 263.8);

Tailwind

colors: {
  custom: {
    50: '#899ae7',
    500: '#4473dc',
    950: '#000000',
  },
}

SCSS

$custom: #4473dc;
$custom-light: #899ae7;
$custom-dark: #000000;

JSON

{
  "hex": "#4473dc",
  "rgb": {
    "r": 68,
    "g": 115,
    "b": 220
  },
  "hsl": {
    "h": 221.447,
    "s": 68.468,
    "l": 56.471
  },
  "oklch": {
    "l": 0.57778,
    "c": 0.16866,
    "h": 263.8
  },
  "luminance": 0.18658
}

Semantic roles & 50–950 ramp

primary

#4473DC

secondary

#DDCA9F

accent

#B53CEB

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4473DC

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

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