#4F4FA5#4F4FA5

#4F4FA5 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.3% C 0.135 H 279.9°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#4F4FA5
RGB	rgb(79, 79, 165)
HSL	hsl(240, 35%, 48%)
HSV	hsv(240, 52%, 65%)
CMYK	cmyk(52.1%, 52.1%, 0%, 35.3%)
CIE-LAB	lab(37.79, 24.51, -46.62)
CIE-LCH	lch(37.79, 52.67, 297.73°)
OKLab	oklab(47.34% 0.0233 -0.133)
OKLCH	oklch(47.34% 0.135 279.9)
XYZ	xyz(12.8099, 9.9701, 36.8394)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F4FA5 #A5A54F

analogous

#4F7AA5 #4F4FA5 #7A4FA5

triadic

#4F4FA5 #A54F4F #4FA54F

tetradic

#4F4FA5 #A54F7A #A5A54F #4FA57A

square

#4F4FA5 #A54F7A #A5A54F #4FA57A

split-complementary

#4F4FA5 #A57A4F #7AA54F

monochromatic

#272752 #3B3B7C #4F4FA5 #7575BD #9E9ED1

Accessibility & contrast

On white

7.01

#4F4FA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#4F4FA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F4FA5

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F4FA5	#FFFFFF	#000000	##FFFFFF
##4F4FA5	1.00	7.01	2.99	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235CA8

Deuteranopia (green-blind)

#1A56A3

Tritanopia (blue-blind)

#2C6272

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4f4fa5;
/* rgb */ color: rgb(79, 79, 165);
/* oklch */ color: oklch(47.3% 0.135 279.9);

Tailwind

colors: {
  custom: {
    50: '#8780c0',
    500: '#4f4fa5',
    950: '#000000',
  },
}

SCSS

$custom: #4f4fa5;
$custom-light: #8780c0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f4fa5",
  "rgb": {
    "r": 79,
    "g": 79,
    "b": 165
  },
  "hsl": {
    "h": 240,
    "s": 35.246,
    "l": 47.843
  },
  "oklch": {
    "l": 0.47339,
    "c": 0.13503,
    "h": 279.9
  },
  "luminance": 0.09971
}

Semantic roles & 50–950 ramp

primary

#4F4FA5

secondary

#BDBD92

accent

#CB5DCB

background

#F8F7FB

surface

#F0EEF7

border

#CBC9D0

text

#0C0A12

muted

#7D7C81

Preview Lab

Preview with #4F4FA5

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

Preview Lab → · Contrast checker → · Palette generator →