#4D47B7#4D47B7

#4D47B7 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.1% C 0.171 H 279.9°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#4D47B7
RGB	rgb(77, 71, 183)
HSL	hsl(243, 44%, 50%)
HSV	hsv(243, 61%, 72%)
CMYK	cmyk(57.9%, 61.2%, 0%, 28.2%)
CIE-LAB	lab(36.93, 35.00, -58.69)
CIE-LCH	lch(36.93, 68.34, 300.81°)
OKLab	oklab(47.07% 0.0296 -0.1686)
OKLCH	oklch(47.07% 0.171 279.9)
XYZ	xyz(13.8584, 9.5022, 45.8944)
Luminance	0.0950 (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

#4D47B7 #B1B747

analogous

#4779B7 #4D47B7 #8547B7

triadic

#4D47B7 #B74D47 #47B74D

tetradic

#4D47B7 #B74779 #B1B747 #47B785

square

#4D47B7 #B74779 #B1B747 #47B785

split-complementary

#4D47B7 #B78547 #79B747

monochromatic

#28255F #3A368B #4D47B7 #7773C9 #A29FDA

Accessibility & contrast

On white

7.24

#4D47B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#4D47B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D47B7

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D47B7	#FFFFFF	#000000	##FFFFFF
##4D47B7	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBB

Deuteranopia (green-blind)

#0053B5

Tritanopia (blue-blind)

#0C6278

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4d47b7;
/* rgb */ color: rgb(77, 71, 183);
/* oklch */ color: oklch(47.1% 0.171 279.9);

Tailwind

colors: {
  custom: {
    50: '#897acd',
    500: '#4d47b7',
    950: '#000000',
  },
}

SCSS

$custom: #4d47b7;
$custom-light: #897acd;
$custom-dark: #000000;

JSON

{
  "hex": "#4d47b7",
  "rgb": {
    "r": 77,
    "g": 71,
    "b": 183
  },
  "hsl": {
    "h": 243.214,
    "s": 44.094,
    "l": 49.804
  },
  "oklch": {
    "l": 0.47073,
    "c": 0.17119,
    "h": 279.9
  },
  "luminance": 0.09503
}

Semantic roles & 50–950 ramp

primary

#4D47B7

secondary

#C4C694

accent

#D454CD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0D0914

muted

#7D7B82

Preview Lab

Preview with #4D47B7

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

Preview Lab → · Contrast checker → · Palette generator →