#4E75B3#4E75B3

#4E75B3 is a mid, moderate blue. Relative luminance 0.176; OKLCH L 56.2% C 0.106 H 259.3°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4E75B3
RGB	rgb(78, 117, 179)
HSL	hsl(217, 40%, 50%)
HSV	hsv(217, 56%, 70%)
CMYK	cmyk(56.4%, 34.6%, 0%, 29.8%)
CIE-LAB	lab(49.00, 5.01, -37.02)
CIE-LCH	lch(49.00, 37.36, 277.70°)
OKLab	oklab(56.17% -0.0197 -0.1046)
OKLCH	oklch(56.17% 0.106 259.3)
XYZ	xyz(17.6370, 17.5955, 45.1059)
Luminance	0.1760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E75B3 #B38C4E

analogous

#4EA7B3 #4E75B3 #594EB3

triadic

#4E75B3 #B34E75 #75B34E

tetradic

#4E75B3 #B34EA7 #B38C4E #4EB359

square

#4E75B3 #B34EA7 #B38C4E #4EB359

split-complementary

#4E75B3 #B3594E #A7B34E

monochromatic

#283D5E #3B5989 #4E75B3 #7996C5 #A4B8D8

Accessibility & contrast

On white

4.65

#4E75B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4E75B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4E75B3

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E75B3	#FFFFFF	#000000	##FFFFFF
##4E75B3	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7AB6

Deuteranopia (green-blind)

#4F70B2

Tritanopia (blue-blind)

#05838C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4e75b3;
/* rgb */ color: rgb(78, 117, 179);
/* oklch */ color: oklch(56.2% 0.106 259.3);

Tailwind

colors: {
  custom: {
    50: '#879cca',
    500: '#4e75b3',
    950: '#000000',
  },
}

SCSS

$custom: #4e75b3;
$custom-light: #879cca;
$custom-dark: #000000;

JSON

{
  "hex": "#4e75b3",
  "rgb": {
    "r": 78,
    "g": 117,
    "b": 179
  },
  "hsl": {
    "h": 216.832,
    "s": 39.921,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56171,
    "c": 0.10641,
    "h": 259.3
  },
  "luminance": 0.17597
}

Semantic roles & 50–950 ramp

primary

#4E75B3

secondary

#C5B498

accent

#A258D0

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E75B3

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

Preview Lab → · Contrast checker → · Palette generator →