#4E79F3#4E79F3

#4E79F3 is a mid, vivid blue. Relative luminance 0.218; OKLCH L 61.0% C 0.189 H 266.3°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#4E79F3
RGB	rgb(78, 121, 243)
HSL	hsl(224, 87%, 63%)
HSV	hsv(224, 68%, 95%)
CMYK	cmyk(67.9%, 50.2%, 0%, 4.7%)
CIE-LAB	lab(53.77, 24.45, -65.71)
CIE-LCH	lch(53.77, 70.11, 290.41°)
OKLab	oklab(61.03% -0.0123 -0.1887)
OKLCH	oklch(61.03% 0.189 266.3)
XYZ	xyz(26.1513, 21.7629, 87.5991)
Luminance	0.2177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E79F3 #F3C84E

analogous

#4ECBF3 #4E79F3 #764EF3

triadic

#4E79F3 #F34E79 #79F34E

tetradic

#4E79F3 #F34ECB #F3C84E #4EF376

square

#4E79F3 #F34ECB #F3C84E #4EF376

split-complementary

#4E79F3 #F3764E #CBF34E

monochromatic

#0D3ABA #154EEF #4E79F3 #87A4F7 #C1D0FB

Accessibility & contrast

On white

3.92

#4E79F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#4E79F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E79F3

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E79F3	#FFFFFF	#000000	##000000
##4E79F3	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3088F7

Deuteranopia (green-blind)

#0079F1

Tritanopia (blue-blind)

#0096AB

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4e79f3;
/* rgb */ color: rgb(78, 121, 243);
/* oklch */ color: oklch(61.0% 0.189 266.3);

Tailwind

colors: {
  custom: {
    50: '#919ff8',
    500: '#4e79f3',
    950: '#000000',
  },
}

SCSS

$custom: #4e79f3;
$custom-light: #919ff8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e79f3",
  "rgb": {
    "r": 78,
    "g": 121,
    "b": 243
  },
  "hsl": {
    "h": 224.364,
    "s": 87.302,
    "l": 62.941
  },
  "oklch": {
    "l": 0.61029,
    "c": 0.18909,
    "h": 266.3
  },
  "luminance": 0.21766
}

Semantic roles & 50–950 ramp

primary

#4E79F3

secondary

#ECDDB1

accent

#A902E4

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4E79F3

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

Preview Lab → · Contrast checker → · Palette generator →