#3872C5#3872C5

#3872C5 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.5% C 0.143 H 257.7°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3872C5
RGB	rgb(56, 114, 197)
HSL	hsl(215, 56%, 50%)
HSV	hsv(215, 72%, 77%)
CMYK	cmyk(71.6%, 42.1%, 0%, 22.7%)
CIE-LAB	lab(48.14, 9.18, -48.83)
CIE-LCH	lch(48.14, 49.69, 280.65°)
OKLab	oklab(55.55% -0.0304 -0.1395)
OKLCH	oklch(55.55% 0.143 257.7)
XYZ	xyz(17.7226, 16.9047, 55.1414)
Luminance	0.1691 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3872C5 #C58B38

analogous

#38B9C5 #3872C5 #4538C5

triadic

#3872C5 #C53872 #72C538

tetradic

#3872C5 #C538B9 #C58B38 #38C545

square

#3872C5 #C538B9 #C58B38 #38C545

split-complementary

#3872C5 #C54538 #B9C538

monochromatic

#1D3B66 #2A5695 #3872C5 #6793D4 #96B5E1

Accessibility & contrast

On white

4.79

#3872C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3872C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3872C5

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3872C5	#FFFFFF	#000000	##FFFFFF
##3872C5	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A79C8

Deuteranopia (green-blind)

#326CC3

Tritanopia (blue-blind)

#008592

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3872c5;
/* rgb */ color: rgb(56, 114, 197);
/* oklch */ color: oklch(55.5% 0.143 257.7);

Tailwind

colors: {
  custom: {
    50: '#809ad7',
    500: '#3872c5',
    950: '#000000',
  },
}

SCSS

$custom: #3872c5;
$custom-light: #809ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#3872c5",
  "rgb": {
    "r": 56,
    "g": 114,
    "b": 197
  },
  "hsl": {
    "h": 215.319,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.5555,
    "c": 0.14281,
    "h": 257.7
  },
  "luminance": 0.16907
}

Semantic roles & 50–950 ramp

primary

#3872C5

secondary

#CDB28C

accent

#A149DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3872C5

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

Preview Lab → · Contrast checker → · Palette generator →