#4F4FB5#4F4FB5

#4F4FB5 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.5% C 0.158 H 278.8°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#4F4FB5
RGB	rgb(79, 79, 181)
HSL	hsl(240, 41%, 51%)
HSV	hsv(240, 56%, 71%)
CMYK	cmyk(56.4%, 56.4%, 0%, 29%)
CIE-LAB	lab(38.88, 29.74, -54.35)
CIE-LCH	lch(38.88, 61.95, 298.69°)
OKLab	oklab(48.5% 0.024 -0.1557)
OKLCH	oklch(48.5% 0.158 278.8)
XYZ	xyz(14.3583, 10.5895, 44.9945)
Luminance	0.1059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F4FB5 #B5B54F

analogous

#4F82B5 #4F4FB5 #824FB5

triadic

#4F4FB5 #B54F4F #4FB54F

tetradic

#4F4FB5 #B54F82 #B5B54F #4FB582

square

#4F4FB5 #B54F82 #B5B54F #4FB582

split-complementary

#4F4FB5 #B5824F #82B54F

monochromatic

#292961 #3B3B8C #4F4FB5 #7A7AC7 #A5A5D9

Accessibility & contrast

On white

6.74

#4F4FB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#4F4FB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F4FB5

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F4FB5	#FFFFFF	#000000	##FFFFFF
##4F4FB5	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060B8

Deuteranopia (green-blind)

#0057B3

Tritanopia (blue-blind)

#19677A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4f4fb5;
/* rgb */ color: rgb(79, 79, 181);
/* oklch */ color: oklch(48.5% 0.158 278.8);

Tailwind

colors: {
  custom: {
    50: '#8980cc',
    500: '#4f4fb5',
    950: '#000000',
  },
}

SCSS

$custom: #4f4fb5;
$custom-light: #8980cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f4fb5",
  "rgb": {
    "r": 79,
    "g": 79,
    "b": 181
  },
  "hsl": {
    "h": 240,
    "s": 40.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.48503,
    "c": 0.15757,
    "h": 278.8
  },
  "luminance": 0.1059
}

Semantic roles & 50–950 ramp

primary

#4F4FB5

secondary

#C6C699

accent

#D157D1

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4F4FB5

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

Preview Lab → · Contrast checker → · Palette generator →