#4F4FB2#4F4FB2

#4F4FB2 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.3% C 0.153 H 279.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#4F4FB2
RGB	rgb(79, 79, 178)
HSL	hsl(240, 39%, 50%)
HSV	hsv(240, 56%, 70%)
CMYK	cmyk(55.6%, 55.6%, 0%, 30.2%)
CIE-LAB	lab(38.67, 28.75, -52.92)
CIE-LCH	lch(38.67, 60.23, 298.52°)
OKLab	oklab(48.28% 0.024 -0.1515)
OKLCH	oklch(48.28% 0.153 279)
XYZ	xyz(14.0538, 10.4677, 43.3908)
Luminance	0.1047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.31

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F4FB2 #B2B24F

analogous

#4F80B2 #4F4FB2 #804FB2

triadic

#4F4FB2 #B24F4F #4FB24F

tetradic

#4F4FB2 #B24F80 #B2B24F #4FB280

square

#4F4FB2 #B24F80 #B2B24F #4FB280

split-complementary

#4F4FB2 #B2804F #80B24F

monochromatic

#29295E #3C3C88 #4F4FB2 #7A7AC5 #A4A4D7

Accessibility & contrast

On white

6.79

#4F4FB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#4F4FB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F4FB2

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F4FB2	#FFFFFF	#000000	##FFFFFF
##4F4FB2	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A5FB5

Deuteranopia (green-blind)

#0057B0

Tritanopia (blue-blind)

#1D6679

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4f4fb2;
/* rgb */ color: rgb(79, 79, 178);
/* oklch */ color: oklch(48.3% 0.153 279.0);

Tailwind

colors: {
  custom: {
    50: '#8980ca',
    500: '#4f4fb2',
    950: '#000000',
  },
}

SCSS

$custom: #4f4fb2;
$custom-light: #8980ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4f4fb2",
  "rgb": {
    "r": 79,
    "g": 79,
    "b": 178
  },
  "hsl": {
    "h": 240,
    "s": 39.13,
    "l": 50.392
  },
  "oklch": {
    "l": 0.48279,
    "c": 0.15342,
    "h": 279
  },
  "luminance": 0.10469
}

Semantic roles & 50–950 ramp

primary

#4F4FB2

secondary

#C4C498

accent

#CF59CF

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4F4FB2

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

Preview Lab → · Contrast checker → · Palette generator →