#4B79CC#4B79CC

#4B79CC is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.3% C 0.138 H 261.3°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4B79CC
RGB	rgb(75, 121, 204)
HSL	hsl(219, 56%, 55%)
HSV	hsv(219, 63%, 80%)
CMYK	cmyk(63.2%, 40.7%, 0%, 20%)
CIE-LAB	lab(51.30, 10.42, -47.75)
CIE-LCH	lch(51.30, 48.87, 282.31°)
OKLab	oklab(58.34% -0.0208 -0.1359)
OKLCH	oklch(58.34% 0.138 261.3)
XYZ	xyz(20.6343, 19.5283, 59.7970)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B79CC #CC9E4B

analogous

#4BB9CC #4B79CC #5E4BCC

triadic

#4B79CC #CC4B79 #79CC4B

tetradic

#4B79CC #CC4BB9 #CC9E4B #4BCC5E

square

#4B79CC #CC4BB9 #CC9E4B #4BCC5E

split-complementary

#4B79CC #CC5E4B #B9CC4B

monochromatic

#23427A #305BAA #4B79CC #7B9DDA #AAC0E7

Accessibility & contrast

On white

4.28

#4B79CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#4B79CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B79CC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B79CC	#FFFFFF	#000000	##000000
##4B79CC	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5481CF

Deuteranopia (green-blind)

#4175CA

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4b79cc;
/* rgb */ color: rgb(75, 121, 204);
/* oklch */ color: oklch(58.3% 0.138 261.3);

Tailwind

colors: {
  custom: {
    50: '#899fdc',
    500: '#4b79cc',
    950: '#000000',
  },
}

SCSS

$custom: #4b79cc;
$custom-light: #899fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b79cc",
  "rgb": {
    "r": 75,
    "g": 121,
    "b": 204
  },
  "hsl": {
    "h": 218.605,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.58343,
    "c": 0.13754,
    "h": 261.3
  },
  "luminance": 0.1953
}

Semantic roles & 50–950 ramp

primary

#4B79CC

secondary

#D5C19E

accent

#A949DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4B79CC

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

Preview Lab → · Contrast checker → · Palette generator →