#3872B4#3872B4

#3872B4 is a mid, vivid cyan. Relative luminance 0.162; OKLCH L 54.5% C 0.120 H 253.4°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#3872B4
RGB	rgb(56, 114, 180)
HSL	hsl(212, 53%, 46%)
HSV	hsv(212, 69%, 71%)
CMYK	cmyk(68.9%, 36.7%, 0%, 29.4%)
CIE-LAB	lab(47.20, 3.01, -40.52)
CIE-LCH	lch(47.20, 40.63, 274.25°)
OKLab	oklab(54.51% -0.0343 -0.1151)
OKLCH	oklch(54.51% 0.12 253.4)
XYZ	xyz(15.8834, 16.1690, 45.4550)
Luminance	0.1617 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3872B4 #B47A38

analogous

#38B0B4 #3872B4 #3C38B4

triadic

#3872B4 #B43872 #72B438

tetradic

#3872B4 #B438B0 #B47A38 #38B43C

square

#3872B4 #B438B0 #B47A38 #38B43C

split-complementary

#3872B4 #B43C38 #B0B438

monochromatic

#1B3757 #295485 #3872B4 #5D91CD #8BB1DB

Accessibility & contrast

On white

4.96

#3872B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#3872B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3872B4

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3872B4	#FFFFFF	#000000	##FFFFFF
##3872B4	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5476B7

Deuteranopia (green-blind)

#426BB3

Tritanopia (blue-blind)

#00818A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3872b4;
/* rgb */ color: rgb(56, 114, 180);
/* oklch */ color: oklch(54.5% 0.120 253.4);

Tailwind

colors: {
  custom: {
    50: '#7d9acb',
    500: '#3872b4',
    950: '#000000',
  },
}

SCSS

$custom: #3872b4;
$custom-light: #7d9acb;
$custom-dark: #000000;

JSON

{
  "hex": "#3872b4",
  "rgb": {
    "r": 56,
    "g": 114,
    "b": 180
  },
  "hsl": {
    "h": 211.935,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54508,
    "c": 0.12016,
    "h": 253.4
  },
  "luminance": 0.16171
}

Semantic roles & 50–950 ramp

primary

#3872B4

secondary

#C5A682

accent

#994CDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3872B4

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

Preview Lab → · Contrast checker → · Palette generator →