#4749CB#4749CB

#4749CB is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.7% C 0.196 H 275.6°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#4749CB
RGB	rgb(71, 73, 203)
HSL	hsl(239, 56%, 54%)
HSV	hsv(239, 65%, 80%)
CMYK	cmyk(65%, 64%, 0%, 20.4%)
CIE-LAB	lab(38.58, 39.43, -67.72)
CIE-LCH	lch(38.58, 78.36, 300.21°)
OKLab	oklab(48.67% 0.0192 -0.1953)
OKLCH	oklch(48.67% 0.196 275.6)
XYZ	xyz(15.7570, 10.4151, 57.6683)
Luminance	0.1042 (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

#4749CB #CBC947

analogous

#478BCB #4749CB #8747CB

triadic

#4749CB #CB4749 #49CB47

tetradic

#4749CB #CB478B #CBC947 #47CB87

square

#4749CB #CB478B #CBC947 #47CB87

split-complementary

#4749CB #CB8747 #8BCB47

monochromatic

#212376 #2F31A6 #4749CB #7778D8 #A6A7E6

Accessibility & contrast

On white

6.81

#4749CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4749CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4749CB

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4749CB	#FFFFFF	#000000	##FFFFFF
##4749CB	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CF

Deuteranopia (green-blind)

#0055C8

Tritanopia (blue-blind)

#006A83

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4749cb;
/* rgb */ color: rgb(71, 73, 203);
/* oklch */ color: oklch(48.7% 0.196 275.6);

Tailwind

colors: {
  custom: {
    50: '#897cdc',
    500: '#4749cb',
    950: '#000000',
  },
}

SCSS

$custom: #4749cb;
$custom-light: #897cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4749cb",
  "rgb": {
    "r": 71,
    "g": 73,
    "b": 203
  },
  "hsl": {
    "h": 239.091,
    "s": 55.932,
    "l": 53.725
  },
  "oklch": {
    "l": 0.48667,
    "c": 0.19622,
    "h": 275.6
  },
  "luminance": 0.10416
}

Semantic roles & 50–950 ramp

primary

#4749CB

secondary

#D3D29B

accent

#DD49DF

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4749CB

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

Preview Lab → · Contrast checker → · Palette generator →