#4F5BD1#4F5BD1

#4F5BD1 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.8% C 0.180 H 274.1°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#4F5BD1
RGB	rgb(79, 91, 209)
HSL	hsl(234, 59%, 56%)
HSV	hsv(234, 62%, 82%)
CMYK	cmyk(62.2%, 56.5%, 0%, 18%)
CIE-LAB	lab(43.87, 31.56, -62.54)
CIE-LCH	lch(43.87, 70.06, 296.78°)
OKLab	oklab(52.85% 0.0129 -0.1797)
OKLCH	oklch(52.85% 0.18 274.1)
XYZ	xyz(18.4704, 13.7464, 61.9892)
Luminance	0.1375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5BD1 #D1C54F

analogous

#4F9CD1 #4F5BD1 #844FD1

triadic

#4F5BD1 #D14F5B #5BD14F

tetradic

#4F5BD1 #D14F9C #D1C54F #4FD184

square

#4F5BD1 #D14F9C #D1C54F #4FD184

split-complementary

#4F5BD1 #D1844F #9CD14F

monochromatic

#222B83 #2F3BB4 #4F5BD1 #8088DE #B0B5EA

Accessibility & contrast

On white

5.60

#4F5BD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#4F5BD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5BD1

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5BD1	#FFFFFF	#000000	##FFFFFF
##4F5BD1	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED5

Deuteranopia (green-blind)

#0062CF

Tritanopia (blue-blind)

#00778D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4f5bd1;
/* rgb */ color: rgb(79, 91, 209);
/* oklch */ color: oklch(52.8% 0.180 274.1);

Tailwind

colors: {
  custom: {
    50: '#8d89e0',
    500: '#4f5bd1',
    950: '#000000',
  },
}

SCSS

$custom: #4f5bd1;
$custom-light: #8d89e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5bd1",
  "rgb": {
    "r": 79,
    "g": 91,
    "b": 209
  },
  "hsl": {
    "h": 234.462,
    "s": 58.559,
    "l": 56.471
  },
  "oklch": {
    "l": 0.5285,
    "c": 0.18019,
    "h": 274.1
  },
  "luminance": 0.13748
}

Semantic roles & 50–950 ramp

primary

#4F5BD1

secondary

#D9D4A3

accent

#D346E2

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F5BD1

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

Preview Lab → · Contrast checker → · Palette generator →