#4F5ACF#4F5ACF

#4F5ACF is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.179 H 274.4°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4F5ACF
RGB	rgb(79, 90, 207)
HSL	hsl(235, 57%, 56%)
HSV	hsv(235, 62%, 81%)
CMYK	cmyk(61.8%, 56.5%, 0%, 18.8%)
CIE-LAB	lab(43.48, 31.51, -62.03)
CIE-LCH	lch(43.48, 69.58, 296.93°)
OKLab	oklab(52.51% 0.0137 -0.1782)
OKLCH	oklch(52.51% 0.179 274.4)
XYZ	xyz(18.1394, 13.4781, 60.6650)
Luminance	0.1348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5ACF #CFC44F

analogous

#4F9ACF #4F5ACF #844FCF

triadic

#4F5ACF #CF4F5A #5ACF4F

tetradic

#4F5ACF #CF4F9A #CFC44F #4FCF84

square

#4F5ACF #CF4F9A #CFC44F #4FCF84

split-complementary

#4F5ACF #CF844F #9ACF4F

monochromatic

#232B81 #303BB1 #4F5ACF #7F87DC #AFB4E9

Accessibility & contrast

On white

5.68

#4F5ACF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#4F5ACF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5ACF

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5ACF	#FFFFFF	#000000	##FFFFFF
##4F5ACF	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00768C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4f5acf;
/* rgb */ color: rgb(79, 90, 207);
/* oklch */ color: oklch(52.5% 0.179 274.4);

Tailwind

colors: {
  custom: {
    50: '#8d88de',
    500: '#4f5acf',
    950: '#000000',
  },
}

SCSS

$custom: #4f5acf;
$custom-light: #8d88de;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5acf",
  "rgb": {
    "r": 79,
    "g": 90,
    "b": 207
  },
  "hsl": {
    "h": 234.844,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.52512,
    "c": 0.17876,
    "h": 274.4
  },
  "luminance": 0.1348
}

Semantic roles & 50–950 ramp

primary

#4F5ACF

secondary

#D7D3A2

accent

#D347E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F5ACF

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

Preview Lab → · Contrast checker → · Palette generator →