#4F56B7#4F56B7

#4F56B7 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.0% C 0.151 H 276.4°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4F56B7
RGB	rgb(79, 86, 183)
HSL	hsl(236, 42%, 51%)
HSV	hsv(236, 57%, 72%)
CMYK	cmyk(56.8%, 53%, 0%, 28.2%)
CIE-LAB	lab(40.79, 25.98, -52.43)
CIE-LCH	lch(40.79, 58.52, 296.36°)
OKLab	oklab(49.98% 0.0167 -0.15)
OKLCH	oklch(49.98% 0.151 276.4)
XYZ	xyz(15.0967, 11.7357, 46.2602)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F56B7 #B7B04F

analogous

#4F8AB7 #4F56B7 #7C4FB7

triadic

#4F56B7 #B74F56 #56B74F

tetradic

#4F56B7 #B74F8A #B7B04F #4FB77C

square

#4F56B7 #B74F8A #B7B04F #4FB77C

split-complementary

#4F56B7 #B77C4F #8AB74F

monochromatic

#292C63 #3A408F #4F56B7 #7A80C9 #A6A9DB

Accessibility & contrast

On white

6.27

#4F56B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#4F56B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F56B7

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F56B7	#FFFFFF	#000000	##FFFFFF
##4F56B7	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E65BA

Deuteranopia (green-blind)

#035CB5

Tritanopia (blue-blind)

#136C7E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4f56b7;
/* rgb */ color: rgb(79, 86, 183);
/* oklch */ color: oklch(50.0% 0.151 276.4);

Tailwind

colors: {
  custom: {
    50: '#8985cd',
    500: '#4f56b7',
    950: '#000000',
  },
}

SCSS

$custom: #4f56b7;
$custom-light: #8985cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4f56b7",
  "rgb": {
    "r": 79,
    "g": 86,
    "b": 183
  },
  "hsl": {
    "h": 235.962,
    "s": 41.935,
    "l": 51.373
  },
  "oklch": {
    "l": 0.49976,
    "c": 0.15097,
    "h": 276.4
  },
  "luminance": 0.11737
}

Semantic roles & 50–950 ramp

primary

#4F56B7

secondary

#C8C59A

accent

#C956D2

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4F56B7

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

Preview Lab → · Contrast checker → · Palette generator →