#3B72D5#3B72D5

#3B72D5 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.7% C 0.163 H 261.1°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#3B72D5
RGB	rgb(59, 114, 213)
HSL	hsl(219, 65%, 53%)
HSV	hsv(219, 72%, 84%)
CMYK	cmyk(72.3%, 46.5%, 0%, 16.5%)
CIE-LAB	lab(49.21, 15.45, -56.25)
CIE-LCH	lch(49.21, 58.33, 285.36°)
OKLab	oklab(56.72% -0.0253 -0.1613)
OKLCH	oklch(56.72% 0.163 261.1)
XYZ	xyz(19.8269, 17.7664, 65.3222)
Luminance	0.1777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B72D5 #D59E3B

analogous

#3BBFD5 #3B72D5 #513BD5

triadic

#3B72D5 #D53B72 #72D53B

tetradic

#3B72D5 #D53BBF #D59E3B #3BD551

square

#3B72D5 #D53BBF #D59E3B #3BD551

split-complementary

#3B72D5 #D5513B #BFD53B

monochromatic

#1A3D7B #2556AE #3B72D5 #6D96E0 #A0BBEB

Accessibility & contrast

On white

4.61

#3B72D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#3B72D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3B72D5

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B72D5	#FFFFFF	#000000	##FFFFFF
##3B72D5	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7DD9

Deuteranopia (green-blind)

#186ED3

Tritanopia (blue-blind)

#008999

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3b72d5;
/* rgb */ color: rgb(59, 114, 213);
/* oklch */ color: oklch(56.7% 0.163 261.1);

Tailwind

colors: {
  custom: {
    50: '#8499e2',
    500: '#3b72d5',
    950: '#000000',
  },
}

SCSS

$custom: #3b72d5;
$custom-light: #8499e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b72d5",
  "rgb": {
    "r": 59,
    "g": 114,
    "b": 213
  },
  "hsl": {
    "h": 218.571,
    "s": 64.706,
    "l": 53.333
  },
  "oklch": {
    "l": 0.56718,
    "c": 0.16326,
    "h": 261.1
  },
  "luminance": 0.17769
}

Semantic roles & 50–950 ramp

primary

#3B72D5

secondary

#D7BF95

accent

#AC40E8

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B72D5

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

Preview Lab → · Contrast checker → · Palette generator →