#4B73AC#4B73AC

#4B73AC is a mid, moderate blue. Relative luminance 0.167; OKLCH L 55.2% C 0.100 H 257.3°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4B73AC
RGB	rgb(75, 115, 172)
HSL	hsl(215, 39%, 48%)
HSV	hsv(215, 56%, 67%)
CMYK	cmyk(56.4%, 33.1%, 0%, 32.5%)
CIE-LAB	lab(47.92, 3.26, -34.66)
CIE-LCH	lch(47.92, 34.81, 275.37°)
OKLab	oklab(55.18% -0.022 -0.0978)
OKLCH	oklch(55.18% 0.1 257.3)
XYZ	xyz(16.4762, 16.7345, 41.3836)
Luminance	0.1674 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B73AC #AC844B

analogous

#4BA3AC #4B73AC #544BAC

triadic

#4B73AC #AC4B73 #73AC4B

tetradic

#4B73AC #AC4BA3 #AC844B #4BAC54

square

#4B73AC #AC4BA3 #AC844B #4BAC54

split-complementary

#4B73AC #AC544B #A3AC4B

monochromatic

#263A57 #385781 #4B73AC #7293C2 #9DB4D4

Accessibility & contrast

On white

4.83

#4B73AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#4B73AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B73AC

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B73AC	#FFFFFF	#000000	##FFFFFF
##4B73AC	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C77AE

Deuteranopia (green-blind)

#506EAB

Tritanopia (blue-blind)

#058087

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4b73ac;
/* rgb */ color: rgb(75, 115, 172);
/* oklch */ color: oklch(55.2% 0.100 257.3);

Tailwind

colors: {
  custom: {
    50: '#849bc5',
    500: '#4b73ac',
    950: '#000000',
  },
}

SCSS

$custom: #4b73ac;
$custom-light: #849bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b73ac",
  "rgb": {
    "r": 75,
    "g": 115,
    "b": 172
  },
  "hsl": {
    "h": 215.258,
    "s": 39.271,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55175,
    "c": 0.10021,
    "h": 257.3
  },
  "luminance": 0.16736
}

Semantic roles & 50–950 ramp

primary

#4B73AC

secondary

#C1AE92

accent

#9E59CF

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4B73AC

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

Preview Lab → · Contrast checker → · Palette generator →