#4D47BC#4D47BC

#4D47BC is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.5% C 0.178 H 279.5°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#4D47BC
RGB	rgb(77, 71, 188)
HSL	hsl(243, 47%, 51%)
HSV	hsv(243, 62%, 74%)
CMYK	cmyk(59%, 62.2%, 0%, 26.3%)
CIE-LAB	lab(37.32, 36.63, -61.00)
CIE-LCH	lch(37.32, 71.15, 300.99°)
OKLab	oklab(47.48% 0.0293 -0.1754)
OKLCH	oklch(47.48% 0.178 279.5)
XYZ	xyz(14.3880, 9.7141, 48.6840)
Luminance	0.0972 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.81

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D47BC #B6BC47

analogous

#477BBC #4D47BC #8747BC

triadic

#4D47BC #BC4D47 #47BC4D

tetradic

#4D47BC #BC477B #B6BC47 #47BC87

square

#4D47BC #BC477B #B6BC47 #47BC87

split-complementary

#4D47BC #BC8747 #7BBC47

monochromatic

#282464 #3A3591 #4D47BC #7874CC #A4A1DD

Accessibility & contrast

On white

7.14

#4D47BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4D47BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D47BC

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D47BC	#FFFFFF	#000000	##FFFFFF
##4D47BC	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC0

Deuteranopia (green-blind)

#0053BA

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4d47bc;
/* rgb */ color: rgb(77, 71, 188);
/* oklch */ color: oklch(47.5% 0.178 279.5);

Tailwind

colors: {
  custom: {
    50: '#8a7bd1',
    500: '#4d47bc',
    950: '#000000',
  },
}

SCSS

$custom: #4d47bc;
$custom-light: #8a7bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d47bc",
  "rgb": {
    "r": 77,
    "g": 71,
    "b": 188
  },
  "hsl": {
    "h": 243.077,
    "s": 46.614,
    "l": 50.784
  },
  "oklch": {
    "l": 0.47482,
    "c": 0.17782,
    "h": 279.5
  },
  "luminance": 0.09715
}

Semantic roles & 50–950 ramp

primary

#4D47BC

secondary

#C7C995

accent

#D652CF

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #4D47BC

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

Preview Lab → · Contrast checker → · Palette generator →