#4F73D3#4F73D3

#4F73D3 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.7% C 0.153 H 266.3°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4F73D3
RGB	rgb(79, 115, 211)
HSL	hsl(224, 60%, 57%)
HSV	hsv(224, 63%, 83%)
CMYK	cmyk(62.6%, 45.5%, 0%, 17.3%)
CIE-LAB	lab(50.25, 17.25, -53.40)
CIE-LCH	lch(50.25, 56.12, 287.90°)
OKLab	oklab(57.71% -0.01 -0.1525)
OKLCH	oklch(57.71% 0.153 266.3)
XYZ	xyz(21.1090, 18.6250, 64.0980)
Luminance	0.1863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73D3 #D3AF4F

analogous

#4FB5D3 #4F73D3 #6D4FD3

triadic

#4F73D3 #D34F73 #73D34F

tetradic

#4F73D3 #D34FB5 #D3AF4F #4FD36D

square

#4F73D3 #D34FB5 #D3AF4F #4FD36D

split-complementary

#4F73D3 #D36D4F #B5D34F

monochromatic

#223D86 #2E53B7 #4F73D3 #809ADF #B1C1EB

Accessibility & contrast

On white

4.44

#4F73D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#4F73D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73D3

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73D3	#FFFFFF	#000000	##000000
##4F73D3	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#457ED7

Deuteranopia (green-blind)

#2E72D1

Tritanopia (blue-blind)

#008999

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f73d3;
/* rgb */ color: rgb(79, 115, 211);
/* oklch */ color: oklch(57.7% 0.153 266.3);

Tailwind

colors: {
  custom: {
    50: '#8c9ae1',
    500: '#4f73d3',
    950: '#000000',
  },
}

SCSS

$custom: #4f73d3;
$custom-light: #8c9ae1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73d3",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 211
  },
  "hsl": {
    "h": 223.636,
    "s": 60,
    "l": 56.863
  },
  "oklch": {
    "l": 0.57714,
    "c": 0.15288,
    "h": 266.3
  },
  "luminance": 0.18627
}

Semantic roles & 50–950 ramp

primary

#4F73D3

secondary

#DACBA4

accent

#B845E3

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F73D3

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

Preview Lab → · Contrast checker → · Palette generator →