#4E75BB#4E75BB

#4E75BB is a mid, moderate blue. Relative luminance 0.179; OKLCH L 56.6% C 0.118 H 261.3°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4E75BB
RGB	rgb(78, 117, 187)
HSL	hsl(219, 44%, 52%)
HSV	hsv(219, 58%, 73%)
CMYK	cmyk(58.3%, 37.4%, 0%, 26.7%)
CIE-LAB	lab(49.41, 7.67, -41.00)
CIE-LCH	lch(49.41, 41.71, 280.60°)
OKLab	oklab(56.62% -0.0177 -0.1162)
OKLCH	oklch(56.62% 0.118 261.3)
XYZ	xyz(18.4697, 17.9286, 49.4913)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E75BB #BB944E

analogous

#4EACBB #4E75BB #5E4EBB

triadic

#4E75BB #BB4E75 #75BB4E

tetradic

#4E75BB #BB4EAC #BB944E #4EBB5E

square

#4E75BB #BB4EAC #BB944E #4EBB5E

split-complementary

#4E75BB #BB5E4E #ACBB4E

monochromatic

#283E67 #395993 #4E75BB #7A97CC #A6BADD

Accessibility & contrast

On white

4.58

#4E75BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4E75BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E75BB

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E75BB	#FFFFFF	#000000	##000000
##4E75BB	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#587BBE

Deuteranopia (green-blind)

#4A71BA

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4e75bb;
/* rgb */ color: rgb(78, 117, 187);
/* oklch */ color: oklch(56.6% 0.118 261.3);

Tailwind

colors: {
  custom: {
    50: '#889cd0',
    500: '#4e75bb',
    950: '#000000',
  },
}

SCSS

$custom: #4e75bb;
$custom-light: #889cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e75bb",
  "rgb": {
    "r": 78,
    "g": 117,
    "b": 187
  },
  "hsl": {
    "h": 218.532,
    "s": 44.49,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56621,
    "c": 0.11752,
    "h": 261.3
  },
  "luminance": 0.1793
}

Semantic roles & 50–950 ramp

primary

#4E75BB

secondary

#CAB99B

accent

#A654D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4E75BB

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

Preview Lab → · Contrast checker → · Palette generator →