#4F73D1#4F73D1

#4F73D1 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.6% C 0.150 H 266.1°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4F73D1
RGB	rgb(79, 115, 209)
HSL	hsl(223, 59%, 56%)
HSV	hsv(223, 62%, 82%)
CMYK	cmyk(62.2%, 45%, 0%, 18%)
CIE-LAB	lab(50.13, 16.57, -52.46)
CIE-LCH	lch(50.13, 55.01, 287.53°)
OKLab	oklab(57.58% -0.0103 -0.1498)
OKLCH	oklch(57.58% 0.15 266.1)
XYZ	xyz(20.8599, 18.5253, 62.7857)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73D1 #D1AD4F

analogous

#4FB4D1 #4F73D1 #6C4FD1

triadic

#4F73D1 #D14F73 #73D14F

tetradic

#4F73D1 #D14FB4 #D1AD4F #4FD16C

square

#4F73D1 #D14FB4 #D1AD4F #4FD16C

split-complementary

#4F73D1 #D16C4F #B4D14F

monochromatic

#223D83 #2F54B4 #4F73D1 #809ADE #B0C0EA

Accessibility & contrast

On white

4.46

#4F73D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4F73D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73D1

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73D1	#FFFFFF	#000000	##000000
##4F73D1	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467ED5

Deuteranopia (green-blind)

#3172CF

Tritanopia (blue-blind)

#008898

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4f73d1;
/* rgb */ color: rgb(79, 115, 209);
/* oklch */ color: oklch(57.6% 0.150 266.1);

Tailwind

colors: {
  custom: {
    50: '#8c9ae0',
    500: '#4f73d1',
    950: '#000000',
  },
}

SCSS

$custom: #4f73d1;
$custom-light: #8c9ae0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73d1",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 209
  },
  "hsl": {
    "h": 223.385,
    "s": 58.559,
    "l": 56.471
  },
  "oklch": {
    "l": 0.57585,
    "c": 0.15012,
    "h": 266.1
  },
  "luminance": 0.18527
}

Semantic roles & 50–950 ramp

primary

#4F73D1

secondary

#D9CAA3

accent

#B746E2

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F73D1

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

Preview Lab → · Contrast checker → · Palette generator →