#4F73D0#4F73D0

#4F73D0 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.5% C 0.149 H 266.0°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4F73D0
RGB	rgb(79, 115, 208)
HSL	hsl(223, 58%, 56%)
HSV	hsv(223, 62%, 82%)
CMYK	cmyk(62%, 44.7%, 0%, 18.4%)
CIE-LAB	lab(50.07, 16.22, -51.98)
CIE-LCH	lch(50.07, 54.45, 287.33°)
OKLab	oklab(57.52% -0.0105 -0.1484)
OKLCH	oklch(57.52% 0.149 266)
XYZ	xyz(20.7364, 18.4760, 62.1357)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73D0 #D0AC4F

analogous

#4FB4D0 #4F73D0 #6C4FD0

triadic

#4F73D0 #D04F73 #73D04F

tetradic

#4F73D0 #D04FB4 #D0AC4F #4FD06C

square

#4F73D0 #D04FB4 #D0AC4F #4FD06C

split-complementary

#4F73D0 #D06C4F #B4D04F

monochromatic

#233D82 #3054B2 #4F73D0 #7F99DD #B0C0EA

Accessibility & contrast

On white

4.47

#4F73D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#4F73D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73D0

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73D0	#FFFFFF	#000000	##000000
##4F73D0	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477DD4

Deuteranopia (green-blind)

#3272CE

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4f73d0;
/* rgb */ color: rgb(79, 115, 208);
/* oklch */ color: oklch(57.5% 0.149 266.0);

Tailwind

colors: {
  custom: {
    50: '#8c9adf',
    500: '#4f73d0',
    950: '#000000',
  },
}

SCSS

$custom: #4f73d0;
$custom-light: #8c9adf;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73d0",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 208
  },
  "hsl": {
    "h": 223.256,
    "s": 57.848,
    "l": 56.275
  },
  "oklch": {
    "l": 0.57521,
    "c": 0.14874,
    "h": 266
  },
  "luminance": 0.18478
}

Semantic roles & 50–950 ramp

primary

#4F73D0

secondary

#D8C9A3

accent

#B647E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F73D0

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

Preview Lab → · Contrast checker → · Palette generator →