#4F73D5#4F73D5

#4F73D5 is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.8% C 0.156 H 266.4°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4F73D5
RGB	rgb(79, 115, 213)
HSL	hsl(224, 61%, 57%)
HSV	hsv(224, 63%, 84%)
CMYK	cmyk(62.9%, 46%, 0%, 16.5%)
CIE-LAB	lab(50.37, 17.94, -54.35)
CIE-LCH	lch(50.37, 57.23, 288.27°)
OKLab	oklab(57.84% -0.0097 -0.1553)
OKLCH	oklch(57.84% 0.156 266.4)
XYZ	xyz(21.3613, 18.7259, 65.4266)
Luminance	0.1873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73D5 #D5B14F

analogous

#4FB6D5 #4F73D5 #6E4FD5

triadic

#4F73D5 #D54F73 #73D54F

tetradic

#4F73D5 #D54FB6 #D5B14F #4FD56E

square

#4F73D5 #D54FB6 #D5B14F #4FD56E

split-complementary

#4F73D5 #D56E4F #B6D54F

monochromatic

#213D89 #2C53BA #4F73D5 #809AE1 #B2C2ED

Accessibility & contrast

On white

4.43

#4F73D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4F73D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73D5

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73D5	#FFFFFF	#000000	##000000
##4F73D5	1.00	4.43	4.75	4.75
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#437ED9

Deuteranopia (green-blind)

#2B72D3

Tritanopia (blue-blind)

#00899A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f73d5;
/* rgb */ color: rgb(79, 115, 213);
/* oklch */ color: oklch(57.8% 0.156 266.4);

Tailwind

colors: {
  custom: {
    50: '#8d9ae2',
    500: '#4f73d5',
    950: '#000000',
  },
}

SCSS

$custom: #4f73d5;
$custom-light: #8d9ae2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73d5",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 213
  },
  "hsl": {
    "h": 223.881,
    "s": 61.468,
    "l": 57.255
  },
  "oklch": {
    "l": 0.57844,
    "c": 0.15563,
    "h": 266.4
  },
  "luminance": 0.18728
}

Semantic roles & 50–950 ramp

primary

#4F73D5

secondary

#DBCCA5

accent

#B943E5

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F73D5

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

Preview Lab → · Contrast checker → · Palette generator →