#4B72BC#4B72BC

#4B72BC is a mid, vivid blue. Relative luminance 0.172; OKLCH L 55.9% C 0.124 H 262.1°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4B72BC
RGB	rgb(75, 114, 188)
HSL	hsl(219, 46%, 52%)
HSV	hsv(219, 60%, 74%)
CMYK	cmyk(60.1%, 39.4%, 0%, 26.3%)
CIE-LAB	lab(48.46, 9.25, -43.09)
CIE-LCH	lch(48.46, 44.07, 282.11°)
OKLab	oklab(55.86% -0.0169 -0.1224)
OKLCH	oklch(55.86% 0.124 262.1)
XYZ	xyz(17.9929, 17.1598, 49.9312)
Luminance	0.1716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B72BC #BC954B

analogous

#4BABBC #4B72BC #5D4BBC

triadic

#4B72BC #BC4B72 #72BC4B

tetradic

#4B72BC #BC4BAB #BC954B #4BBC5D

square

#4B72BC #BC4BAB #BC954B #4BBC5D

split-complementary

#4B72BC #BC5D4B #ABBC4B

monochromatic

#263C66 #375793 #4B72BC #7895CD #A4B8DD

Accessibility & contrast

On white

4.74

#4B72BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#4B72BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B72BC

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B72BC	#FFFFFF	#000000	##FFFFFF
##4B72BC	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5279BF

Deuteranopia (green-blind)

#436EBA

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4b72bc;
/* rgb */ color: rgb(75, 114, 188);
/* oklch */ color: oklch(55.9% 0.124 262.1);

Tailwind

colors: {
  custom: {
    50: '#879ad0',
    500: '#4b72bc',
    950: '#000000',
  },
}

SCSS

$custom: #4b72bc;
$custom-light: #879ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b72bc",
  "rgb": {
    "r": 75,
    "g": 114,
    "b": 188
  },
  "hsl": {
    "h": 219.292,
    "s": 45.749,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55862,
    "c": 0.12354,
    "h": 262.1
  },
  "luminance": 0.17161
}

Semantic roles & 50–950 ramp

primary

#4B72BC

secondary

#CAB999

accent

#A852D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4B72BC

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

Preview Lab → · Contrast checker → · Palette generator →