#4E75C9#4E75C9

#4E75C9 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.5% C 0.137 H 263.8°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4E75C9
RGB	rgb(78, 117, 201)
HSL	hsl(221, 53%, 55%)
HSV	hsv(221, 61%, 79%)
CMYK	cmyk(61.2%, 41.8%, 0%, 21.2%)
CIE-LAB	lab(50.17, 12.41, -47.84)
CIE-LCH	lch(50.17, 49.42, 284.54°)
OKLab	oklab(57.45% -0.0147 -0.1362)
OKLCH	oklch(57.45% 0.137 263.8)
XYZ	xyz(20.0421, 18.5576, 57.7728)
Luminance	0.1856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E75C9 #C9A24E

analogous

#4EB2C9 #4E75C9 #654EC9

triadic

#4E75C9 #C94E75 #75C94E

tetradic

#4E75C9 #C94EB2 #C9A24E #4EC965

square

#4E75C9 #C94EB2 #C9A24E #4EC965

split-complementary

#4E75C9 #C9654E #B2C94E

monochromatic

#253F78 #3358A7 #4E75C9 #7D9AD7 #ACBEE6

Accessibility & contrast

On white

4.46

#4E75C9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4E75C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E75C9

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E75C9	#FFFFFF	#000000	##000000
##4E75C9	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7DCC

Deuteranopia (green-blind)

#3E72C7

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4e75c9;
/* rgb */ color: rgb(78, 117, 201);
/* oklch */ color: oklch(57.5% 0.137 263.8);

Tailwind

colors: {
  custom: {
    50: '#8a9cda',
    500: '#4e75c9',
    950: '#000000',
  },
}

SCSS

$custom: #4e75c9;
$custom-light: #8a9cda;
$custom-dark: #000000;

JSON

{
  "hex": "#4e75c9",
  "rgb": {
    "r": 78,
    "g": 117,
    "b": 201
  },
  "hsl": {
    "h": 220.976,
    "s": 53.247,
    "l": 54.706
  },
  "oklch": {
    "l": 0.57452,
    "c": 0.13699,
    "h": 263.8
  },
  "luminance": 0.18559
}

Semantic roles & 50–950 ramp

primary

#4E75C9

secondary

#D3C39F

accent

#AF4BDD

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E75C9

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

Preview Lab → · Contrast checker → · Palette generator →