#4B5FCC#4B5FCC

#4B5FCC is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.0% C 0.169 H 271.6°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4B5FCC
RGB	rgb(75, 95, 204)
HSL	hsl(231, 56%, 55%)
HSV	hsv(231, 63%, 80%)
CMYK	cmyk(63.2%, 53.4%, 0%, 20%)
CIE-LAB	lab(44.29, 26.68, -59.00)
CIE-LCH	lch(44.29, 64.75, 294.33°)
OKLab	oklab(52.99% 0.0047 -0.1694)
OKLCH	oklch(52.99% 0.169 271.6)
XYZ	xyz(17.8893, 14.0384, 58.8820)
Luminance	0.1404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5FCC #CCB84B

analogous

#4B9FCC #4B5FCC #784BCC

triadic

#4B5FCC #CC4B5F #5FCC4B

tetradic

#4B5FCC #CC4B9F #CCB84B #4BCC78

square

#4B5FCC #CC4B9F #CCB84B #4BCC78

split-complementary

#4B5FCC #CC784B #9FCC4B

monochromatic

#23307A #3043AA #4B5FCC #7B89DA #AAB4E7

Accessibility & contrast

On white

5.51

#4B5FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#4B5FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5FCC

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5FCC	#FFFFFF	#000000	##FFFFFF
##4B5FCC	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#156FD0

Deuteranopia (green-blind)

#0063CA

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4b5fcc;
/* rgb */ color: rgb(75, 95, 204);
/* oklch */ color: oklch(53.0% 0.169 271.6);

Tailwind

colors: {
  custom: {
    50: '#8a8cdc',
    500: '#4b5fcc',
    950: '#000000',
  },
}

SCSS

$custom: #4b5fcc;
$custom-light: #8a8cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5fcc",
  "rgb": {
    "r": 75,
    "g": 95,
    "b": 204
  },
  "hsl": {
    "h": 230.698,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.5299,
    "c": 0.16943,
    "h": 271.6
  },
  "luminance": 0.1404
}

Semantic roles & 50–950 ramp

primary

#4B5FCC

secondary

#D5CC9E

accent

#C849DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4B5FCC

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

Preview Lab → · Contrast checker → · Palette generator →