#4F72CF#4F72CF

#4F72CF is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.2% C 0.149 H 266.3°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4F72CF
RGB	rgb(79, 114, 207)
HSL	hsl(224, 57%, 56%)
HSV	hsv(224, 62%, 81%)
CMYK	cmyk(61.8%, 44.9%, 0%, 18.8%)
CIE-LAB	lab(49.74, 16.50, -51.94)
CIE-LCH	lch(49.74, 54.50, 287.63°)
OKLab	oklab(57.25% -0.0096 -0.1483)
OKLCH	oklch(57.25% 0.149 266.3)
XYZ	xyz(20.5004, 18.2001, 61.4520)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F72CF #CFAC4F

analogous

#4FB2CF #4F72CF #6C4FCF

triadic

#4F72CF #CF4F72 #72CF4F

tetradic

#4F72CF #CF4FB2 #CFAC4F #4FCF6C

square

#4F72CF #CF4FB2 #CFAC4F #4FCF6C

split-complementary

#4F72CF #CF6C4F #B2CF4F

monochromatic

#233D81 #3053B1 #4F72CF #7F99DC #AFBFE9

Accessibility & contrast

On white

4.53

#4F72CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#4F72CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F72CF

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F72CF	#FFFFFF	#000000	##000000
##4F72CF	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467CD3

Deuteranopia (green-blind)

#3171CD

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4f72cf;
/* rgb */ color: rgb(79, 114, 207);
/* oklch */ color: oklch(57.2% 0.149 266.3);

Tailwind

colors: {
  custom: {
    50: '#8c9ade',
    500: '#4f72cf',
    950: '#000000',
  },
}

SCSS

$custom: #4f72cf;
$custom-light: #8c9ade;
$custom-dark: #000000;

JSON

{
  "hex": "#4f72cf",
  "rgb": {
    "r": 79,
    "g": 114,
    "b": 207
  },
  "hsl": {
    "h": 223.594,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.57248,
    "c": 0.14857,
    "h": 266.3
  },
  "luminance": 0.18202
}

Semantic roles & 50–950 ramp

primary

#4F72CF

secondary

#D7C9A2

accent

#B747E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F72CF

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

Preview Lab → · Contrast checker → · Palette generator →