#4E71B9#4E71B9

#4E71B9 is a mid, moderate blue. Relative luminance 0.169; OKLCH L 55.6% C 0.119 H 263.4°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4E71B9
RGB	rgb(78, 113, 185)
HSL	hsl(220, 43%, 52%)
HSV	hsv(220, 58%, 73%)
CMYK	cmyk(57.8%, 38.9%, 0%, 27.5%)
CIE-LAB	lab(48.17, 9.46, -41.80)
CIE-LCH	lch(48.17, 42.86, 282.75°)
OKLab	oklab(55.63% -0.0137 -0.1186)
OKLCH	oklch(55.63% 0.119 263.4)
XYZ	xyz(17.8010, 16.9313, 48.2195)
Luminance	0.1693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71B9 #B9964E

analogous

#4EA7B9 #4E71B9 #614EB9

triadic

#4E71B9 #B94E71 #71B94E

tetradic

#4E71B9 #B94EA7 #B9964E #4EB961

square

#4E71B9 #B94EA7 #B9964E #4EB961

split-complementary

#4E71B9 #B9614E #A7B94E

monochromatic

#283C65 #395691 #4E71B9 #7A94CA #A6B7DC

Accessibility & contrast

On white

4.79

#4E71B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#4E71B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E71B9

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71B9	#FFFFFF	#000000	##FFFFFF
##4E71B9	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5378BC

Deuteranopia (green-blind)

#456EB7

Tritanopia (blue-blind)

#00818C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e71b9;
/* rgb */ color: rgb(78, 113, 185);
/* oklch */ color: oklch(55.6% 0.119 263.4);

Tailwind

colors: {
  custom: {
    50: '#8899ce',
    500: '#4e71b9',
    950: '#000000',
  },
}

SCSS

$custom: #4e71b9;
$custom-light: #8899ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71b9",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 185
  },
  "hsl": {
    "h": 220.374,
    "s": 43.32,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55629,
    "c": 0.11936,
    "h": 263.4
  },
  "luminance": 0.16933
}

Semantic roles & 50–950 ramp

primary

#4E71B9

secondary

#C9BA9A

accent

#AA55D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #4E71B9

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

Preview Lab → · Contrast checker → · Palette generator →