#4E75CF#4E75CF

#4E75CF is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.8% C 0.145 H 264.6°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4E75CF
RGB	rgb(78, 117, 207)
HSL	hsl(222, 57%, 56%)
HSV	hsv(222, 62%, 81%)
CMYK	cmyk(62.3%, 43.5%, 0%, 18.8%)
CIE-LAB	lab(50.51, 14.46, -50.71)
CIE-LCH	lch(50.51, 52.74, 285.92°)
OKLab	oklab(57.82% -0.0136 -0.1446)
OKLCH	oklch(57.82% 0.145 264.6)
XYZ	xyz(20.7618, 18.8454, 61.5628)
Luminance	0.1885 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E75CF #CFA84E

analogous

#4EB6CF #4E75CF #674ECF

triadic

#4E75CF #CF4E75 #75CF4E

tetradic

#4E75CF #CF4EB6 #CFA84E #4ECF67

square

#4E75CF #CF4EB6 #CFA84E #4ECF67

split-complementary

#4E75CF #CF674E #B6CF4E

monochromatic

#233F80 #3057B0 #4E75CF #7E9BDC #AEC0E9

Accessibility & contrast

On white

4.40

#4E75CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#4E75CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E75CF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E75CF	#FFFFFF	#000000	##000000
##4E75CF	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7FD2

Deuteranopia (green-blind)

#3773CD

Tritanopia (blue-blind)

#008998

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4e75cf;
/* rgb */ color: rgb(78, 117, 207);
/* oklch */ color: oklch(57.8% 0.145 264.6);

Tailwind

colors: {
  custom: {
    50: '#8b9cde',
    500: '#4e75cf',
    950: '#000000',
  },
}

SCSS

$custom: #4e75cf;
$custom-light: #8b9cde;
$custom-dark: #000000;

JSON

{
  "hex": "#4e75cf",
  "rgb": {
    "r": 78,
    "g": 117,
    "b": 207
  },
  "hsl": {
    "h": 221.86,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.57824,
    "c": 0.14529,
    "h": 264.6
  },
  "luminance": 0.18847
}

Semantic roles & 50–950 ramp

primary

#4E75CF

secondary

#D7C7A2

accent

#B247E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E75CF

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

Preview Lab → · Contrast checker → · Palette generator →