#4971D3#4971D3

#4971D3 is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.157 H 265.1°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4971D3
RGB	rgb(73, 113, 211)
HSL	hsl(223, 61%, 56%)
HSV	hsv(223, 65%, 83%)
CMYK	cmyk(65.4%, 46.4%, 0%, 17.3%)
CIE-LAB	lab(49.41, 17.46, -54.76)
CIE-LCH	lch(49.41, 57.48, 287.69°)
OKLab	oklab(56.99% -0.0134 -0.1567)
OKLCH	oklch(56.99% 0.157 265.1)
XYZ	xyz(20.4066, 17.9279, 64.0004)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4971D3 #D3AB49

analogous

#49B6D3 #4971D3 #6649D3

triadic

#4971D3 #D34971 #71D349

tetradic

#4971D3 #D349B6 #D3AB49 #49D366

square

#4971D3 #D349B6 #D3AB49 #49D366

split-complementary

#4971D3 #D36649 #B6D349

monochromatic

#1F3C82 #2B53B3 #4971D3 #7A97DF #ACBEEB

Accessibility & contrast

On white

4.58

#4971D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4971D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4971D3

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4971D3	#FFFFFF	#000000	##000000
##4971D3	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#407CD7

Deuteranopia (green-blind)

#2570D1

Tritanopia (blue-blind)

#008898

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4971d3;
/* rgb */ color: rgb(73, 113, 211);
/* oklch */ color: oklch(57.0% 0.157 265.1);

Tailwind

colors: {
  custom: {
    50: '#8a99e1',
    500: '#4971d3',
    950: '#000000',
  },
}

SCSS

$custom: #4971d3;
$custom-light: #8a99e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4971d3",
  "rgb": {
    "r": 73,
    "g": 113,
    "b": 211
  },
  "hsl": {
    "h": 222.609,
    "s": 61.062,
    "l": 55.686
  },
  "oklch": {
    "l": 0.56993,
    "c": 0.15727,
    "h": 265.1
  },
  "luminance": 0.1793
}

Semantic roles & 50–950 ramp

primary

#4971D3

secondary

#D9C89F

accent

#B644E4

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #4971D3

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

Preview Lab → · Contrast checker → · Palette generator →