#4971D7#4971D7

#4971D7 is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.3% C 0.163 H 265.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#4971D7
RGB	rgb(73, 113, 215)
HSL	hsl(223, 64%, 56%)
HSV	hsv(223, 66%, 84%)
CMYK	cmyk(66%, 47.4%, 0%, 15.7%)
CIE-LAB	lab(49.65, 18.87, -56.64)
CIE-LCH	lch(49.65, 59.70, 288.42°)
OKLab	oklab(57.26% -0.0129 -0.1622)
OKLCH	oklch(57.26% 0.163 265.5)
XYZ	xyz(20.9143, 18.1310, 66.6743)
Luminance	0.1813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4971D7 #D7AF49

analogous

#49B8D7 #4971D7 #6849D7

triadic

#4971D7 #D74971 #71D749

tetradic

#4971D7 #D749B8 #D7AF49 #49D768

square

#4971D7 #D749B8 #D7AF49 #49D768

split-complementary

#4971D7 #D76849 #B8D749

monochromatic

#1E3C88 #2952BA #4971D7 #7B98E2 #ADBFED

Accessibility & contrast

On white

4.54

#4971D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#4971D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4971D7

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4971D7	#FFFFFF	#000000	##000000
##4971D7	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7DDB

Deuteranopia (green-blind)

#1C70D5

Tritanopia (blue-blind)

#00899A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4971d7;
/* rgb */ color: rgb(73, 113, 215);
/* oklch */ color: oklch(57.3% 0.163 265.5);

Tailwind

colors: {
  custom: {
    50: '#8a99e4',
    500: '#4971d7',
    950: '#000000',
  },
}

SCSS

$custom: #4971d7;
$custom-light: #8a99e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4971d7",
  "rgb": {
    "r": 73,
    "g": 113,
    "b": 215
  },
  "hsl": {
    "h": 223.099,
    "s": 63.964,
    "l": 56.471
  },
  "oklch": {
    "l": 0.5726,
    "c": 0.16272,
    "h": 265.5
  },
  "luminance": 0.18133
}

Semantic roles & 50–950 ramp

primary

#4971D7

secondary

#DBCBA1

accent

#B841E7

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4971D7

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

Preview Lab → · Contrast checker → · Palette generator →