#4B43BF#4B43BF

#4B43BF is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.9% C 0.187 H 279.2°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#4B43BF
RGB	rgb(75, 67, 191)
HSL	hsl(244, 49%, 51%)
HSV	hsv(244, 65%, 75%)
CMYK	cmyk(60.7%, 64.9%, 0%, 25.1%)
CIE-LAB	lab(36.50, 39.70, -64.11)
CIE-LCH	lch(36.50, 75.40, 301.77°)
OKLab	oklab(46.92% 0.0301 -0.1846)
OKLCH	oklch(46.92% 0.187 279.2)
XYZ	xyz(14.3098, 9.2707, 50.3155)
Luminance	0.0927 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.58

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B43BF #B7BF43

analogous

#4379BF #4B43BF #8943BF

triadic

#4B43BF #BF4B43 #43BF4B

tetradic

#4B43BF #BF4379 #B7BF43 #43BF89

square

#4B43BF #BF4379 #B7BF43 #43BF89

split-complementary

#4B43BF #BF8943 #79BF43

monochromatic

#272265 #383293 #4B43BF #7771CF #A29EDE

Accessibility & contrast

On white

7.36

#4B43BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#4B43BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B43BF

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B43BF	#FFFFFF	#000000	##FFFFFF
##4B43BF	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)

#005BC3

Deuteranopia (green-blind)

#0051BD

Tritanopia (blue-blind)

#00637B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4b43bf;
/* rgb */ color: rgb(75, 67, 191);
/* oklch */ color: oklch(46.9% 0.187 279.2);

Tailwind

colors: {
  custom: {
    50: '#8a78d3',
    500: '#4b43bf',
    950: '#000000',
  },
}

SCSS

$custom: #4b43bf;
$custom-light: #8a78d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b43bf",
  "rgb": {
    "r": 75,
    "g": 67,
    "b": 191
  },
  "hsl": {
    "h": 243.871,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.46917,
    "c": 0.18703,
    "h": 279.2
  },
  "luminance": 0.09272
}

Semantic roles & 50–950 ramp

primary

#4B43BF

secondary

#C7CA93

accent

#D94FD0

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4B43BF

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

Preview Lab → · Contrast checker → · Palette generator →