#4D43B9#4D43B9

#4D43B9 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.6% C 0.179 H 280.7°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#4D43B9
RGB	rgb(77, 67, 185)
HSL	hsl(245, 47%, 49%)
HSV	hsv(245, 64%, 73%)
CMYK	cmyk(58.4%, 63.8%, 0%, 27.5%)
CIE-LAB	lab(36.16, 38.09, -61.12)
CIE-LCH	lch(36.16, 72.02, 301.93°)
OKLab	oklab(46.56% 0.0332 -0.1758)
OKLCH	oklch(46.56% 0.179 280.7)
XYZ	xyz(13.8219, 9.0939, 46.9165)
Luminance	0.0910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.74

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D43B9 #AFB943

analogous

#4374B9 #4D43B9 #8843B9

triadic

#4D43B9 #B94D43 #43B94D

tetradic

#4D43B9 #B94374 #AFB943 #43B988

square

#4D43B9 #B94374 #AFB943 #43B988

split-complementary

#4D43B9 #B98843 #74B943

monochromatic

#28225F #3A338C #4D43B9 #766FCB #A19BDB

Accessibility & contrast

On white

7.45

#4D43B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#4D43B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D43B9

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D43B9	#FFFFFF	#000000	##FFFFFF
##4D43B9	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BD

Deuteranopia (green-blind)

#0051B7

Tritanopia (blue-blind)

#076078

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4d43b9;
/* rgb */ color: rgb(77, 67, 185);
/* oklch */ color: oklch(46.6% 0.179 280.7);

Tailwind

colors: {
  custom: {
    50: '#8a78cf',
    500: '#4d43b9',
    950: '#000000',
  },
}

SCSS

$custom: #4d43b9;
$custom-light: #8a78cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4d43b9",
  "rgb": {
    "r": 77,
    "g": 67,
    "b": 185
  },
  "hsl": {
    "h": 245.085,
    "s": 46.825,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46559,
    "c": 0.17888,
    "h": 280.7
  },
  "luminance": 0.09095
}

Semantic roles & 50–950 ramp

primary

#4D43B9

secondary

#C3C791

accent

#D651CB

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #4D43B9

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

Preview Lab → · Contrast checker → · Palette generator →