#4E75CA#4E75CA

#4E75CA is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.5% C 0.138 H 264.0°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4E75CA
RGB	rgb(78, 117, 202)
HSL	hsl(221, 54%, 55%)
HSV	hsv(221, 61%, 79%)
CMYK	cmyk(61.4%, 42.1%, 0%, 20.8%)
CIE-LAB	lab(50.22, 12.75, -48.32)
CIE-LCH	lch(50.22, 49.97, 284.78°)
OKLab	oklab(57.51% -0.0145 -0.1376)
OKLCH	oklch(57.51% 0.138 264)
XYZ	xyz(20.1602, 18.6048, 58.3943)
Luminance	0.1861 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E75CA #CAA34E

analogous

#4EB3CA #4E75CA #654ECA

triadic

#4E75CA #CA4E75 #75CA4E

tetradic

#4E75CA #CA4EB3 #CAA34E #4ECA65

square

#4E75CA #CA4EB3 #CAA34E #4ECA65

split-complementary

#4E75CA #CA654E #B3CA4E

monochromatic

#243F79 #3258A8 #4E75CA #7D9AD8 #ACBEE6

Accessibility & contrast

On white

4.45

#4E75CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4E75CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E75CA

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E75CA	#FFFFFF	#000000	##000000
##4E75CA	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7ECD

Deuteranopia (green-blind)

#3D72C8

Tritanopia (blue-blind)

#008896

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4e75ca;
/* rgb */ color: rgb(78, 117, 202);
/* oklch */ color: oklch(57.5% 0.138 264.0);

Tailwind

colors: {
  custom: {
    50: '#8a9cda',
    500: '#4e75ca',
    950: '#000000',
  },
}

SCSS

$custom: #4e75ca;
$custom-light: #8a9cda;
$custom-dark: #000000;

JSON

{
  "hex": "#4e75ca",
  "rgb": {
    "r": 78,
    "g": 117,
    "b": 202
  },
  "hsl": {
    "h": 221.129,
    "s": 53.913,
    "l": 54.902
  },
  "oklch": {
    "l": 0.57513,
    "c": 0.13837,
    "h": 264
  },
  "luminance": 0.18607
}

Semantic roles & 50–950 ramp

primary

#4E75CA

secondary

#D4C4A0

accent

#AF4BDD

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E75CA

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

Preview Lab → · Contrast checker → · Palette generator →