#4F43BB#4F43BB

#4F43BB is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.9% C 0.181 H 281.3°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#4F43BB
RGB	rgb(79, 67, 187)
HSL	hsl(246, 47%, 50%)
HSV	hsv(246, 64%, 73%)
CMYK	cmyk(57.8%, 64.2%, 0%, 26.7%)
CIE-LAB	lab(36.49, 39.06, -61.77)
CIE-LCH	lch(36.49, 73.08, 302.31°)
OKLab	oklab(46.89% 0.0356 -0.1776)
OKLCH	oklch(46.89% 0.181 281.3)
XYZ	xyz(14.1984, 9.2635, 48.0439)
Luminance	0.0926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.90

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F43BB #AFBB43

analogous

#4373BB #4F43BB #8B43BB

triadic

#4F43BB #BB4F43 #43BB4F

tetradic

#4F43BB #BB4373 #AFBB43 #43BB8B

square

#4F43BB #BB4373 #AFBB43 #43BB8B

split-complementary

#4F43BB #BB8B43 #73BB43

monochromatic

#292361 #3C338E #4F43BB #7970CC #A39DDC

Accessibility & contrast

On white

7.36

#4F43BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#4F43BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F43BB

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F43BB	#FFFFFF	#000000	##FFFFFF
##4F43BB	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABF

Deuteranopia (green-blind)

#0051B9

Tritanopia (blue-blind)

#106179

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4f43bb;
/* rgb */ color: rgb(79, 67, 187);
/* oklch */ color: oklch(46.9% 0.181 281.3);

Tailwind

colors: {
  custom: {
    50: '#8b78d0',
    500: '#4f43bb',
    950: '#000000',
  },
}

SCSS

$custom: #4f43bb;
$custom-light: #8b78d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f43bb",
  "rgb": {
    "r": 79,
    "g": 67,
    "b": 187
  },
  "hsl": {
    "h": 246,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46885,
    "c": 0.18114,
    "h": 281.3
  },
  "luminance": 0.09264
}

Semantic roles & 50–950 ramp

primary

#4F43BB

secondary

#C3C892

accent

#D751C9

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #4F43BB

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

Preview Lab → · Contrast checker → · Palette generator →