#4B4BBF#4B4BBF

#4B4BBF is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.3% C 0.177 H 277.5°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#4B4BBF
RGB	rgb(75, 75, 191)
HSL	hsl(240, 48%, 52%)
HSV	hsv(240, 61%, 75%)
CMYK	cmyk(60.7%, 60.7%, 0%, 25.1%)
CIE-LAB	lab(38.36, 34.82, -61.08)
CIE-LCH	lch(38.36, 70.31, 299.68°)
OKLab	oklab(48.27% 0.023 -0.1757)
OKLCH	oklch(48.27% 0.177 277.5)
XYZ	xyz(14.8187, 10.2885, 50.4851)
Luminance	0.1029 (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

#4B4BBF #BFBF4B

analogous

#4B85BF #4B4BBF #854BBF

triadic

#4B4BBF #BF4B4B #4BBF4B

tetradic

#4B4BBF #BF4B85 #BFBF4B #4BBF85

square

#4B4BBF #BF4B85 #BFBF4B #4BBF85

split-complementary

#4B4BBF #BF854B #85BF4B

monochromatic

#26266A #363697 #4B4BBF #7878CF #A5A5DF

Accessibility & contrast

On white

6.87

#4B4BBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#4B4BBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B4BBF

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B4BBF	#FFFFFF	#000000	##FFFFFF
##4B4BBF	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC3

Deuteranopia (green-blind)

#0055BD

Tritanopia (blue-blind)

#00677E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4b4bbf;
/* rgb */ color: rgb(75, 75, 191);
/* oklch */ color: oklch(48.3% 0.177 277.5);

Tailwind

colors: {
  custom: {
    50: '#897dd3',
    500: '#4b4bbf',
    950: '#000000',
  },
}

SCSS

$custom: #4b4bbf;
$custom-light: #897dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b4bbf",
  "rgb": {
    "r": 75,
    "g": 75,
    "b": 191
  },
  "hsl": {
    "h": 240,
    "s": 47.541,
    "l": 52.157
  },
  "oklch": {
    "l": 0.48274,
    "c": 0.17718,
    "h": 277.5
  },
  "luminance": 0.1029
}

Semantic roles & 50–950 ramp

primary

#4B4BBF

secondary

#CCCC9A

accent

#D751D7

background

#F9F7FD

surface

#F1EEFA

border

#CBC9D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4B4BBF

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

Preview Lab → · Contrast checker → · Palette generator →