#4A75CB#4A75CB

#4A75CB is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.4% C 0.141 H 262.7°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4A75CB
RGB	rgb(74, 117, 203)
HSL	hsl(220, 55%, 54%)
HSV	hsv(220, 64%, 80%)
CMYK	cmyk(63.5%, 42.4%, 0%, 20.4%)
CIE-LAB	lab(50.08, 12.36, -49.12)
CIE-LCH	lch(50.08, 50.65, 284.12°)
OKLab	oklab(57.37% -0.0178 -0.14)
OKLCH	oklch(57.37% 0.141 262.7)
XYZ	xyz(19.9611, 18.4884, 59.0050)
Luminance	0.1849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A75CB #CBA04A

analogous

#4AB6CB #4A75CB #604ACB

triadic

#4A75CB #CB4A75 #75CB4A

tetradic

#4A75CB #CB4AB6 #CBA04A #4ACB60

square

#4A75CB #CB4AB6 #CBA04A #4ACB60

split-complementary

#4A75CB #CB604A #B6CB4A

monochromatic

#233F78 #3058A8 #4A75CB #7A99D9 #A9BDE6

Accessibility & contrast

On white

4.47

#4A75CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#4A75CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A75CB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A75CB	#FFFFFF	#000000	##000000
##4A75CB	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7ECE

Deuteranopia (green-blind)

#3A72C9

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4a75cb;
/* rgb */ color: rgb(74, 117, 203);
/* oklch */ color: oklch(57.4% 0.141 262.7);

Tailwind

colors: {
  custom: {
    50: '#889cdb',
    500: '#4a75cb',
    950: '#000000',
  },
}

SCSS

$custom: #4a75cb;
$custom-light: #889cdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4a75cb",
  "rgb": {
    "r": 74,
    "g": 117,
    "b": 203
  },
  "hsl": {
    "h": 220,
    "s": 55.365,
    "l": 54.314
  },
  "oklch": {
    "l": 0.57372,
    "c": 0.14117,
    "h": 262.7
  },
  "luminance": 0.1849
}

Semantic roles & 50–950 ramp

primary

#4A75CB

secondary

#D4C29D

accent

#AD49DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4A75CB

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

Preview Lab → · Contrast checker → · Palette generator →