#4F73DA#4F73DA

#4F73DA is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.2% C 0.162 H 266.8°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4F73DA
RGB	rgb(79, 115, 218)
HSL	hsl(224, 65%, 58%)
HSV	hsv(224, 64%, 85%)
CMYK	cmyk(63.8%, 47.2%, 0%, 14.5%)
CIE-LAB	lab(50.67, 19.66, -56.69)
CIE-LCH	lch(50.67, 60.01, 289.12°)
OKLab	oklab(58.17% -0.009 -0.1622)
OKLCH	oklch(58.17% 0.162 266.8)
XYZ	xyz(22.0057, 18.9837, 68.8206)
Luminance	0.1899 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73DA #DAB64F

analogous

#4FB9DA #4F73DA #704FDA

triadic

#4F73DA #DA4F73 #73DA4F

tetradic

#4F73DA #DA4FB9 #DAB64F #4FDA70

square

#4F73DA #DA4FB9 #DAB64F #4FDA70

split-complementary

#4F73DA #DA704F #B9DA4F

monochromatic

#1E3C90 #2951C3 #4F73DA #829BE5 #B4C3EF

Accessibility & contrast

On white

4.38

#4F73DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#4F73DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73DA

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73DA	#FFFFFF	#000000	##000000
##4F73DA	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7FDE

Deuteranopia (green-blind)

#2373D8

Tritanopia (blue-blind)

#008B9C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4f73da;
/* rgb */ color: rgb(79, 115, 218);
/* oklch */ color: oklch(58.2% 0.162 266.8);

Tailwind

colors: {
  custom: {
    50: '#8d9ae6',
    500: '#4f73da',
    950: '#000000',
  },
}

SCSS

$custom: #4f73da;
$custom-light: #8d9ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73da",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 218
  },
  "hsl": {
    "h": 224.46,
    "s": 65.258,
    "l": 58.235
  },
  "oklch": {
    "l": 0.58173,
    "c": 0.16248,
    "h": 266.8
  },
  "luminance": 0.18986
}

Semantic roles & 50–950 ramp

primary

#4F73DA

secondary

#DED0A7

accent

#BD40E8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4F73DA

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

Preview Lab → · Contrast checker → · Palette generator →