#4971CC#4971CC

#4971CC is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.5% C 0.148 H 264.3°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4971CC
RGB	rgb(73, 113, 204)
HSL	hsl(222, 56%, 54%)
HSV	hsv(222, 64%, 80%)
CMYK	cmyk(64.2%, 44.6%, 0%, 20%)
CIE-LAB	lab(48.99, 15.02, -51.44)
CIE-LCH	lch(48.99, 53.59, 286.27°)
OKLab	oklab(56.54% -0.0145 -0.1469)
OKLCH	oklch(56.54% 0.148 264.3)
XYZ	xyz(19.5481, 17.5845, 59.4790)
Luminance	0.1759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4971CC #CCA449

analogous

#49B3CC #4971CC #6349CC

triadic

#4971CC #CC4971 #71CC49

tetradic

#4971CC #CC49B3 #CCA449 #49CC63

square

#4971CC #CC49B3 #CCA449 #49CC63

split-complementary

#4971CC #CC6349 #B3CC49

monochromatic

#223C79 #2F54A9 #4971CC #7996D9 #A9BCE7

Accessibility & contrast

On white

4.65

#4971CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4971CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4971CC

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4971CC	#FFFFFF	#000000	##FFFFFF
##4971CC	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#457BCF

Deuteranopia (green-blind)

#2F6FCA

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4971cc;
/* rgb */ color: rgb(73, 113, 204);
/* oklch */ color: oklch(56.5% 0.148 264.3);

Tailwind

colors: {
  custom: {
    50: '#8899dc',
    500: '#4971cc',
    950: '#000000',
  },
}

SCSS

$custom: #4971cc;
$custom-light: #8899dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4971cc",
  "rgb": {
    "r": 73,
    "g": 113,
    "b": 204
  },
  "hsl": {
    "h": 221.679,
    "s": 56.223,
    "l": 54.314
  },
  "oklch": {
    "l": 0.56535,
    "c": 0.14766,
    "h": 264.3
  },
  "luminance": 0.17586
}

Semantic roles & 50–950 ramp

primary

#4971CC

secondary

#D4C39D

accent

#B148E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #4971CC

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

Preview Lab → · Contrast checker → · Palette generator →