#4F73CE#4F73CE

#4F73CE is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.4% C 0.146 H 265.8°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4F73CE
RGB	rgb(79, 115, 206)
HSL	hsl(223, 56%, 56%)
HSV	hsv(223, 62%, 81%)
CMYK	cmyk(61.7%, 44.2%, 0%, 19.2%)
CIE-LAB	lab(49.95, 15.54, -51.03)
CIE-LCH	lch(49.95, 53.34, 286.94°)
OKLab	oklab(57.39% -0.0108 -0.1456)
OKLCH	oklch(57.39% 0.146 265.8)
XYZ	xyz(20.4919, 18.3782, 60.8480)
Luminance	0.1838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73CE #CEAA4F

analogous

#4FB2CE #4F73CE #6A4FCE

triadic

#4F73CE #CE4F73 #73CE4F

tetradic

#4F73CE #CE4FB2 #CEAA4F #4FCE6A

square

#4F73CE #CE4FB2 #CEAA4F #4FCE6A

split-complementary

#4F73CE #CE6A4F #B2CE4F

monochromatic

#233D7F #3155AF #4F73CE #7F99DB #AFBFE9

Accessibility & contrast

On white

4.49

#4F73CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#4F73CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73CE

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73CE	#FFFFFF	#000000	##000000
##4F73CE	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497DD1

Deuteranopia (green-blind)

#3571CC

Tritanopia (blue-blind)

#008896

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4f73ce;
/* rgb */ color: rgb(79, 115, 206);
/* oklch */ color: oklch(57.4% 0.146 265.8);

Tailwind

colors: {
  custom: {
    50: '#8b9add',
    500: '#4f73ce',
    950: '#000000',
  },
}

SCSS

$custom: #4f73ce;
$custom-light: #8b9add;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73ce",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 206
  },
  "hsl": {
    "h": 222.992,
    "s": 56.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.57393,
    "c": 0.14597,
    "h": 265.8
  },
  "luminance": 0.1838
}

Semantic roles & 50–950 ramp

primary

#4F73CE

secondary

#D7C8A2

accent

#B548E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F73CE

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

Preview Lab → · Contrast checker → · Palette generator →