#4B79DD#4B79DD

#4B79DD is a mid, vivid blue. Relative luminance 0.204; OKLCH L 59.4% C 0.161 H 263.7°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#4B79DD
RGB	rgb(75, 121, 221)
HSL	hsl(221, 68%, 58%)
HSV	hsv(221, 66%, 87%)
CMYK	cmyk(66.1%, 45.2%, 0%, 13.3%)
CIE-LAB	lab(52.27, 16.32, -55.82)
CIE-LCH	lch(52.27, 58.16, 286.30°)
OKLab	oklab(59.41% -0.0177 -0.1596)
OKLCH	oklch(59.41% 0.161 263.7)
XYZ	xyz(22.7856, 20.3888, 71.1272)
Luminance	0.2039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B79DD #DDAF4B

analogous

#4BC2DD #4B79DD #664BDD

triadic

#4B79DD #DD4B79 #79DD4B

tetradic

#4B79DD #DD4BC2 #DDAF4B #4BDD66

square

#4B79DD #DD4BC2 #DDAF4B #4BDD66

split-complementary

#4B79DD #DD664B #C2DD4B

monochromatic

#1C4192 #2558C5 #4B79DD #7E9FE7 #B2C6F0

Accessibility & contrast

On white

4.14

#4B79DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#4B79DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B79DD

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B79DD	#FFFFFF	#000000	##000000
##4B79DD	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4784E1

Deuteranopia (green-blind)

#2C76DB

Tritanopia (blue-blind)

#0090A0

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4b79dd;
/* rgb */ color: rgb(75, 121, 221);
/* oklch */ color: oklch(59.4% 0.161 263.7);

Tailwind

colors: {
  custom: {
    50: '#8c9fe8',
    500: '#4b79dd',
    950: '#000000',
  },
}

SCSS

$custom: #4b79dd;
$custom-light: #8c9fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b79dd",
  "rgb": {
    "r": 75,
    "g": 121,
    "b": 221
  },
  "hsl": {
    "h": 221.096,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.59409,
    "c": 0.16063,
    "h": 263.7
  },
  "luminance": 0.20391
}

Semantic roles & 50–950 ramp

primary

#4B79DD

secondary

#DFCDA5

accent

#B43DEB

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4B79DD

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

Preview Lab → · Contrast checker → · Palette generator →