#4E75CD#4E75CD

#4E75CD is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.7% C 0.143 H 264.4°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4E75CD
RGB	rgb(78, 117, 205)
HSL	hsl(222, 56%, 55%)
HSV	hsv(222, 62%, 80%)
CMYK	cmyk(62%, 42.9%, 0%, 19.6%)
CIE-LAB	lab(50.39, 13.78, -49.76)
CIE-LCH	lch(50.39, 51.63, 285.47°)
OKLab	oklab(57.7% -0.0139 -0.1418)
OKLCH	oklch(57.7% 0.143 264.4)
XYZ	xyz(20.5188, 18.7482, 60.2832)
Luminance	0.1875 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E75CD #CDA64E

analogous

#4EB4CD #4E75CD #664ECD

triadic

#4E75CD #CD4E75 #75CD4E

tetradic

#4E75CD #CD4EB4 #CDA64E #4ECD66

square

#4E75CD #CD4EB4 #CDA64E #4ECD66

split-complementary

#4E75CD #CD664E #B4CD4E

monochromatic

#233F7D #3157AD #4E75CD #7E9ADA #ADBFE8

Accessibility & contrast

On white

4.42

#4E75CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4E75CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E75CD

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E75CD	#FFFFFF	#000000	##000000
##4E75CD	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7ED0

Deuteranopia (green-blind)

#3A73CB

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4e75cd;
/* rgb */ color: rgb(78, 117, 205);
/* oklch */ color: oklch(57.7% 0.143 264.4);

Tailwind

colors: {
  custom: {
    50: '#8b9cdd',
    500: '#4e75cd',
    950: '#000000',
  },
}

SCSS

$custom: #4e75cd;
$custom-light: #8b9cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e75cd",
  "rgb": {
    "r": 78,
    "g": 117,
    "b": 205
  },
  "hsl": {
    "h": 221.575,
    "s": 55.947,
    "l": 55.49
  },
  "oklch": {
    "l": 0.57699,
    "c": 0.14252,
    "h": 264.4
  },
  "luminance": 0.1875
}

Semantic roles & 50–950 ramp

primary

#4E75CD

secondary

#D6C6A1

accent

#B149DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E75CD

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

Preview Lab → · Contrast checker → · Palette generator →