#4B72CF#4B72CF

#4B72CF is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.0% C 0.150 H 264.9°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4B72CF
RGB	rgb(75, 114, 207)
HSL	hsl(222, 58%, 55%)
HSV	hsv(222, 64%, 81%)
CMYK	cmyk(63.8%, 44.9%, 0%, 18.8%)
CIE-LAB	lab(49.54, 15.79, -52.27)
CIE-LCH	lch(49.54, 54.60, 286.80°)
OKLab	oklab(57.04% -0.0133 -0.1493)
OKLCH	oklch(57.04% 0.15 264.9)
XYZ	xyz(20.1775, 18.0336, 61.4369)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B72CF #CFA84B

analogous

#4BB4CF #4B72CF #664BCF

triadic

#4B72CF #CF4B72 #72CF4B

tetradic

#4B72CF #CF4BB4 #CFA84B #4BCF66

square

#4B72CF #CF4BB4 #CFA84B #4BCF66

split-complementary

#4B72CF #CF664B #B4CF4B

monochromatic

#223D7E #2E54AE #4B72CF #7B98DC #ACBEE9

Accessibility & contrast

On white

4.56

#4B72CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#4B72CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B72CF

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B72CF	#FFFFFF	#000000	##000000
##4B72CF	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#457CD3

Deuteranopia (green-blind)

#2F70CD

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4b72cf;
/* rgb */ color: rgb(75, 114, 207);
/* oklch */ color: oklch(57.0% 0.150 264.9);

Tailwind

colors: {
  custom: {
    50: '#8a9ade',
    500: '#4b72cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b72cf;
$custom-light: #8a9ade;
$custom-dark: #000000;

JSON

{
  "hex": "#4b72cf",
  "rgb": {
    "r": 75,
    "g": 114,
    "b": 207
  },
  "hsl": {
    "h": 222.273,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.5704,
    "c": 0.14991,
    "h": 264.9
  },
  "luminance": 0.18035
}

Semantic roles & 50–950 ramp

primary

#4B72CF

secondary

#D6C69F

accent

#B347E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4B72CF

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

Preview Lab → · Contrast checker → · Palette generator →