#4F73AF#4F73AF

#4F73AF is a mid, moderate blue. Relative luminance 0.170; OKLCH L 55.6% C 0.103 H 260.2°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4F73AF
RGB	rgb(79, 115, 175)
HSL	hsl(218, 38%, 50%)
HSV	hsv(218, 55%, 69%)
CMYK	cmyk(54.9%, 34.3%, 0%, 31.4%)
CIE-LAB	lab(48.28, 5.13, -35.83)
CIE-LCH	lch(48.28, 36.19, 278.15°)
OKLab	oklab(55.56% -0.0175 -0.1011)
OKLCH	oklch(55.56% 0.103 260.2)
XYZ	xyz(17.0904, 17.0176, 42.9332)
Luminance	0.1702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73AF #AF8B4F

analogous

#4FA3AF #4F73AF #5B4FAF

triadic

#4F73AF #AF4F73 #73AF4F

tetradic

#4F73AF #AF4FA3 #AF8B4F #4FAF5B

square

#4F73AF #AF4FA3 #AF8B4F #4FAF5B

split-complementary

#4F73AF #AF5B4F #A3AF4F

monochromatic

#293C5B #3C5785 #4F73AF #7994C2 #A3B6D5

Accessibility & contrast

On white

4.77

#4F73AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#4F73AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F73AF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73AF	#FFFFFF	#000000	##FFFFFF
##4F73AF	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B78B2

Deuteranopia (green-blind)

#4F6FAE

Tritanopia (blue-blind)

#178089

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4f73af;
/* rgb */ color: rgb(79, 115, 175);
/* oklch */ color: oklch(55.6% 0.103 260.2);

Tailwind

colors: {
  custom: {
    50: '#879bc7',
    500: '#4f73af',
    950: '#000000',
  },
}

SCSS

$custom: #4f73af;
$custom-light: #879bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73af",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 175
  },
  "hsl": {
    "h": 217.5,
    "s": 37.795,
    "l": 49.804
  },
  "oklch": {
    "l": 0.5556,
    "c": 0.1026,
    "h": 260.2
  },
  "luminance": 0.17019
}

Semantic roles & 50–950 ramp

primary

#4F73AF

secondary

#C3B297

accent

#A25ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4F73AF

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

Preview Lab → · Contrast checker → · Palette generator →