#4F72BA#4F72BA

#4F72BA is a mid, moderate blue. Relative luminance 0.172; OKLCH L 56.0% C 0.119 H 263.4°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4F72BA
RGB	rgb(79, 114, 186)
HSL	hsl(220, 44%, 52%)
HSV	hsv(220, 58%, 73%)
CMYK	cmyk(57.5%, 38.7%, 0%, 27.1%)
CIE-LAB	lab(48.56, 9.39, -41.76)
CIE-LCH	lch(48.56, 42.80, 282.67°)
OKLab	oklab(55.96% -0.0136 -0.1184)
OKLCH	oklch(55.96% 0.119 263.4)
XYZ	xyz(18.1017, 17.2406, 48.8187)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F72BA #BA974F

analogous

#4FA7BA #4F72BA #624FBA

triadic

#4F72BA #BA4F72 #72BA4F

tetradic

#4F72BA #BA4FA7 #BA974F #4FBA62

square

#4F72BA #BA4FA7 #BA974F #4FBA62

split-complementary

#4F72BA #BA624F #A7BA4F

monochromatic

#283D66 #395792 #4F72BA #7B95CB #A7B8DC

Accessibility & contrast

On white

4.72

#4F72BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4F72BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F72BA

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F72BA	#FFFFFF	#000000	##FFFFFF
##4F72BA	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5479BD

Deuteranopia (green-blind)

#466FB8

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4f72ba;
/* rgb */ color: rgb(79, 114, 186);
/* oklch */ color: oklch(56.0% 0.119 263.4);

Tailwind

colors: {
  custom: {
    50: '#889acf',
    500: '#4f72ba',
    950: '#000000',
  },
}

SCSS

$custom: #4f72ba;
$custom-light: #889acf;
$custom-dark: #000000;

JSON

{
  "hex": "#4f72ba",
  "rgb": {
    "r": 79,
    "g": 114,
    "b": 186
  },
  "hsl": {
    "h": 220.374,
    "s": 43.673,
    "l": 51.961
  },
  "oklch": {
    "l": 0.55961,
    "c": 0.1192,
    "h": 263.4
  },
  "luminance": 0.17242
}

Semantic roles & 50–950 ramp

primary

#4F72BA

secondary

#CABA9B

accent

#AA54D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4F72BA

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

Preview Lab → · Contrast checker → · Palette generator →