#4B43D9#4B43D9

#4B43D9 is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.2% C 0.220 H 277.0°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#4B43D9
RGB	rgb(75, 67, 217)
HSL	hsl(243, 66%, 56%)
HSV	hsv(243, 69%, 85%)
CMYK	cmyk(65.4%, 69.1%, 0%, 14.9%)
CIE-LAB	lab(38.76, 48.04, -75.49)
CIE-LCH	lch(38.76, 89.48, 302.47°)
OKLab	oklab(49.24% 0.0268 -0.2179)
OKLCH	oklch(49.24% 0.22 277)
XYZ	xyz(17.4291, 10.5184, 66.7440)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B43D9 #D1D943

analogous

#4386D9 #4B43D9 #9643D9

triadic

#4B43D9 #D94B43 #43D94B

tetradic

#4B43D9 #D94386 #D1D943 #43D996

square

#4B43D9 #D94386 #D1D943 #43D996

split-complementary

#4B43D9 #D99643 #86D943

monochromatic

#211B86 #2D25B9 #4B43D9 #7C76E3 #ACA9EE

Accessibility & contrast

On white

6.77

#4B43D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#4B43D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B43D9

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B43D9	#FFFFFF	#000000	##FFFFFF
##4B43D9	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062DE

Deuteranopia (green-blind)

#0055D6

Tritanopia (blue-blind)

#006C89

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4b43d9;
/* rgb */ color: rgb(75, 67, 217);
/* oklch */ color: oklch(49.2% 0.220 277.0);

Tailwind

colors: {
  custom: {
    50: '#8e79e6',
    500: '#4b43d9',
    950: '#000000',
  },
}

SCSS

$custom: #4b43d9;
$custom-light: #8e79e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b43d9",
  "rgb": {
    "r": 75,
    "g": 67,
    "b": 217
  },
  "hsl": {
    "h": 243.2,
    "s": 66.372,
    "l": 55.686
  },
  "oklch": {
    "l": 0.4924,
    "c": 0.21958,
    "h": 277
  },
  "luminance": 0.1052
}

Semantic roles & 50–950 ramp

primary

#4B43D9

secondary

#D8DB9D

accent

#E93FE0

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4B43D9

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

Preview Lab → · Contrast checker → · Palette generator →