#4E79BC#4E79BC

#4E79BC is a mid, moderate blue. Relative luminance 0.189; OKLCH L 57.6% C 0.114 H 259.0°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4E79BC
RGB	rgb(78, 121, 188)
HSL	hsl(217, 45%, 52%)
HSV	hsv(217, 59%, 74%)
CMYK	cmyk(58.5%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(50.60, 5.57, -39.70)
CIE-LCH	lch(50.60, 40.09, 277.98°)
OKLab	oklab(57.56% -0.0219 -0.1123)
OKLCH	oklch(57.56% 0.114 259)
XYZ	xyz(19.0532, 18.9237, 50.2158)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E79BC #BC914E

analogous

#4EB0BC #4E79BC #5A4EBC

triadic

#4E79BC #BC4E79 #79BC4E

tetradic

#4E79BC #BC4EB0 #BC914E #4EBC5A

square

#4E79BC #BC4EB0 #BC914E #4EBC5A

split-complementary

#4E79BC #BC5A4E #B0BC4E

monochromatic

#274168 #385C95 #4E79BC #7A9BCD #A7BCDE

Accessibility & contrast

On white

4.39

#4E79BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#4E79BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E79BC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E79BC	#FFFFFF	#000000	##000000
##4E79BC	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7EBF

Deuteranopia (green-blind)

#4F74BB

Tritanopia (blue-blind)

#008892

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4e79bc;
/* rgb */ color: rgb(78, 121, 188);
/* oklch */ color: oklch(57.6% 0.114 259.0);

Tailwind

colors: {
  custom: {
    50: '#889fd0',
    500: '#4e79bc',
    950: '#000000',
  },
}

SCSS

$custom: #4e79bc;
$custom-light: #889fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e79bc",
  "rgb": {
    "r": 78,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 216.545,
    "s": 45.082,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57561,
    "c": 0.11446,
    "h": 259
  },
  "luminance": 0.18925
}

Semantic roles & 50–950 ramp

primary

#4E79BC

secondary

#CBB89B

accent

#A253D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4E79BC

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

Preview Lab → · Contrast checker → · Palette generator →