#4473DA#4473DA

#4473DA is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.6% C 0.166 H 263.6°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4473DA
RGB	rgb(68, 115, 218)
HSL	hsl(221, 67%, 56%)
HSV	hsv(221, 69%, 85%)
CMYK	cmyk(68.8%, 47.2%, 0%, 14.5%)
CIE-LAB	lab(50.16, 17.90, -57.54)
CIE-LCH	lch(50.16, 60.26, 287.28°)
OKLab	oklab(57.64% -0.0185 -0.1649)
OKLCH	oklch(57.64% 0.166 263.6)
XYZ	xyz(21.1651, 18.5502, 68.7812)
Luminance	0.1855 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4473DA #DAAB44

analogous

#44BEDA #4473DA #6044DA

triadic

#4473DA #DA4473 #73DA44

tetradic

#4473DA #DA44BE #DAAB44 #44DA60

square

#4473DA #DA44BE #DAAB44 #44DA60

split-complementary

#4473DA #DA6044 #BEDA44

monochromatic

#1B3D89 #2554BC #4473DA #7799E4 #AABFEE

Accessibility & contrast

On white

4.46

#4473DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4473DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4473DA

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4473DA	#FFFFFF	#000000	##000000
##4473DA	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7FDE

Deuteranopia (green-blind)

#1871D8

Tritanopia (blue-blind)

#008B9C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4473da;
/* rgb */ color: rgb(68, 115, 218);
/* oklch */ color: oklch(57.6% 0.166 263.6);

Tailwind

colors: {
  custom: {
    50: '#899ae6',
    500: '#4473da',
    950: '#000000',
  },
}

SCSS

$custom: #4473da;
$custom-light: #899ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#4473da",
  "rgb": {
    "r": 68,
    "g": 115,
    "b": 218
  },
  "hsl": {
    "h": 221.2,
    "s": 66.964,
    "l": 56.078
  },
  "oklch": {
    "l": 0.57643,
    "c": 0.16596,
    "h": 263.6
  },
  "luminance": 0.18552
}

Semantic roles & 50–950 ramp

primary

#4473DA

secondary

#DCC89E

accent

#B43EEA

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4473DA

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

Preview Lab → · Contrast checker → · Palette generator →