#4C79DB#4C79DB

#4C79DB is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.3% C 0.158 H 263.7°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4C79DB
RGB	rgb(76, 121, 219)
HSL	hsl(221, 67%, 58%)
HSV	hsv(221, 65%, 86%)
CMYK	cmyk(65.3%, 44.7%, 0%, 14.1%)
CIE-LAB	lab(52.20, 15.79, -54.81)
CIE-LCH	lch(52.20, 57.04, 286.07°)
OKLab	oklab(59.33% -0.0172 -0.1567)
OKLCH	oklch(59.33% 0.158 263.7)
XYZ	xyz(22.5996, 20.3236, 69.7359)
Luminance	0.2033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C79DB #DBAE4C

analogous

#4CC0DB #4C79DB #664CDB

triadic

#4C79DB #DB4C79 #79DB4C

tetradic

#4C79DB #DB4CC0 #DBAE4C #4CDB66

square

#4C79DB #DB4CC0 #DBAE4C #4CDB66

split-complementary

#4C79DB #DB664C #C0DB4C

monochromatic

#1D4190 #2758C3 #4C79DB #7F9FE5 #B2C5EF

Accessibility & contrast

On white

4.15

#4C79DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#4C79DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C79DB

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C79DB	#FFFFFF	#000000	##000000
##4C79DB	1.00	4.15	5.07	5.07
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4984DF

Deuteranopia (green-blind)

#3076D9

Tritanopia (blue-blind)

#00909F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4c79db;
/* rgb */ color: rgb(76, 121, 219);
/* oklch */ color: oklch(59.3% 0.158 263.7);

Tailwind

colors: {
  custom: {
    50: '#8c9fe7',
    500: '#4c79db',
    950: '#000000',
  },
}

SCSS

$custom: #4c79db;
$custom-light: #8c9fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c79db",
  "rgb": {
    "r": 76,
    "g": 121,
    "b": 219
  },
  "hsl": {
    "h": 221.119,
    "s": 66.512,
    "l": 57.843
  },
  "oklch": {
    "l": 0.59327,
    "c": 0.1576,
    "h": 263.7
  },
  "luminance": 0.20326
}

Semantic roles & 50–950 ramp

primary

#4C79DB

secondary

#DECCA5

accent

#B43EE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4C79DB

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

Preview Lab → · Contrast checker → · Palette generator →