#4971D9#4971D9

#4971D9 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.4% C 0.165 H 265.6°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4971D9
RGB	rgb(73, 113, 217)
HSL	hsl(223, 65%, 57%)
HSV	hsv(223, 66%, 85%)
CMYK	cmyk(66.4%, 47.9%, 0%, 14.9%)
CIE-LAB	lab(49.78, 19.57, -57.57)
CIE-LCH	lch(49.78, 60.81, 288.77°)
OKLab	oklab(57.4% -0.0126 -0.165)
OKLCH	oklch(57.4% 0.165 265.6)
XYZ	xyz(21.1728, 18.2344, 68.0360)
Luminance	0.1824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4971D9 #D9B149

analogous

#49B9D9 #4971D9 #6949D9

triadic

#4971D9 #D94971 #71D949

tetradic

#4971D9 #D949B9 #D9B149 #49D969

square

#4971D9 #D949B9 #D9B149 #49D969

split-complementary

#4971D9 #D96949 #B9D949

monochromatic

#1D3B8B #2851BD #4971D9 #7C99E4 #AEC0EE

Accessibility & contrast

On white

4.52

#4971D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#4971D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4971D9

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4971D9	#FFFFFF	#000000	##000000
##4971D9	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A7DDD

Deuteranopia (green-blind)

#1770D7

Tritanopia (blue-blind)

#00899A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4971d9;
/* rgb */ color: rgb(73, 113, 217);
/* oklch */ color: oklch(57.4% 0.165 265.6);

Tailwind

colors: {
  custom: {
    50: '#8b99e5',
    500: '#4971d9',
    950: '#000000',
  },
}

SCSS

$custom: #4971d9;
$custom-light: #8b99e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4971d9",
  "rgb": {
    "r": 73,
    "g": 113,
    "b": 217
  },
  "hsl": {
    "h": 223.333,
    "s": 65.455,
    "l": 56.863
  },
  "oklch": {
    "l": 0.57396,
    "c": 0.16544,
    "h": 265.6
  },
  "luminance": 0.18236
}

Semantic roles & 50–950 ramp

primary

#4971D9

secondary

#DCCCA2

accent

#B93FE8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4971D9

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

Preview Lab → · Contrast checker → · Palette generator →