#4E75B1#4E75B1

#4E75B1 is a mid, moderate blue. Relative luminance 0.175; OKLCH L 56.1% C 0.104 H 258.7°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4E75B1
RGB	rgb(78, 117, 177)
HSL	hsl(216, 39%, 50%)
HSV	hsv(216, 56%, 69%)
CMYK	cmyk(55.9%, 33.9%, 0%, 30.6%)
CIE-LAB	lab(48.90, 4.35, -36.02)
CIE-LCH	lch(48.90, 36.28, 276.88°)
OKLab	oklab(56.06% -0.0202 -0.1016)
OKLCH	oklch(56.06% 0.104 258.7)
XYZ	xyz(17.4362, 17.5152, 44.0484)
Luminance	0.1752 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E75B1 #B18A4E

analogous

#4EA6B1 #4E75B1 #594EB1

triadic

#4E75B1 #B14E75 #75B14E

tetradic

#4E75B1 #B14EA6 #B18A4E #4EB159

square

#4E75B1 #B14EA6 #B18A4E #4EB159

split-complementary

#4E75B1 #B1594E #A6B14E

monochromatic

#293D5C #3B5987 #4E75B1 #7896C4 #A3B7D6

Accessibility & contrast

On white

4.66

#4E75B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#4E75B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4E75B1

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E75B1	#FFFFFF	#000000	##FFFFFF
##4E75B1	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D79B4

Deuteranopia (green-blind)

#5070B0

Tritanopia (blue-blind)

#0B828B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4e75b1;
/* rgb */ color: rgb(78, 117, 177);
/* oklch */ color: oklch(56.1% 0.104 258.7);

Tailwind

colors: {
  custom: {
    50: '#879cc8',
    500: '#4e75b1',
    950: '#000000',
  },
}

SCSS

$custom: #4e75b1;
$custom-light: #879cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e75b1",
  "rgb": {
    "r": 78,
    "g": 117,
    "b": 177
  },
  "hsl": {
    "h": 216.364,
    "s": 38.824,
    "l": 50
  },
  "oklch": {
    "l": 0.56061,
    "c": 0.10364,
    "h": 258.7
  },
  "luminance": 0.17517
}

Semantic roles & 50–950 ramp

primary

#4E75B1

secondary

#C4B297

accent

#A059CF

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E75B1

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

Preview Lab → · Contrast checker → · Palette generator →