#4E72B7#4E72B7

#4E72B7 is a mid, moderate blue. Relative luminance 0.171; OKLCH L 55.7% C 0.115 H 262.4°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4E72B7
RGB	rgb(78, 114, 183)
HSL	hsl(219, 42%, 51%)
HSV	hsv(219, 57%, 72%)
CMYK	cmyk(57.4%, 37.7%, 0%, 28.2%)
CIE-LAB	lab(48.35, 8.17, -40.37)
CIE-LCH	lch(48.35, 41.18, 281.45°)
OKLab	oklab(55.73% -0.0153 -0.1144)
OKLCH	oklch(55.73% 0.115 262.4)
XYZ	xyz(17.7035, 17.0718, 47.1528)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E72B7 #B7934E

analogous

#4EA6B7 #4E72B7 #5E4EB7

triadic

#4E72B7 #B74E72 #72B74E

tetradic

#4E72B7 #B74EA6 #B7934E #4EB75E

square

#4E72B7 #B74EA6 #B7934E #4EB75E

split-complementary

#4E72B7 #B75E4E #A6B74E

monochromatic

#283C63 #3A578E #4E72B7 #7A95C9 #A5B7DA

Accessibility & contrast

On white

4.76

#4E72B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#4E72B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E72B7

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E72B7	#FFFFFF	#000000	##FFFFFF
##4E72B7	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5578BA

Deuteranopia (green-blind)

#486EB6

Tritanopia (blue-blind)

#00818C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4e72b7;
/* rgb */ color: rgb(78, 114, 183);
/* oklch */ color: oklch(55.7% 0.115 262.4);

Tailwind

colors: {
  custom: {
    50: '#879acd',
    500: '#4e72b7',
    950: '#000000',
  },
}

SCSS

$custom: #4e72b7;
$custom-light: #879acd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e72b7",
  "rgb": {
    "r": 78,
    "g": 114,
    "b": 183
  },
  "hsl": {
    "h": 219.429,
    "s": 42.169,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55731,
    "c": 0.11537,
    "h": 262.4
  },
  "luminance": 0.17073
}

Semantic roles & 50–950 ramp

primary

#4E72B7

secondary

#C8B899

accent

#A756D2

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E72B7

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

Preview Lab → · Contrast checker → · Palette generator →