#3872D0#3872D0

#3872D0 is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.3% C 0.158 H 259.6°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3872D0
RGB	rgb(56, 114, 208)
HSL	hsl(217, 62%, 52%)
HSV	hsv(217, 73%, 82%)
CMYK	cmyk(73.1%, 45.2%, 0%, 18.4%)
CIE-LAB	lab(48.79, 13.22, -54.08)
CIE-LCH	lch(48.79, 55.67, 283.74°)
OKLab	oklab(56.27% -0.0283 -0.1549)
OKLCH	oklch(56.27% 0.158 259.6)
XYZ	xyz(19.0292, 17.4274, 62.0232)
Luminance	0.1743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3872D0 #D09638

analogous

#38BED0 #3872D0 #4A38D0

triadic

#3872D0 #D03872 #72D038

tetradic

#3872D0 #D038BE #D09638 #38D04A

square

#3872D0 #D038BE #D09638 #38D04A

split-complementary

#3872D0 #D04A38 #BED038

monochromatic

#1B3C73 #2757A4 #3872D0 #6A95DC #9BB8E7

Accessibility & contrast

On white

4.68

#3872D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#3872D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3872D0

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3872D0	#FFFFFF	#000000	##FFFFFF
##3872D0	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#427BD4

Deuteranopia (green-blind)

#216DCE

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3872d0;
/* rgb */ color: rgb(56, 114, 208);
/* oklch */ color: oklch(56.3% 0.158 259.6);

Tailwind

colors: {
  custom: {
    50: '#8299df',
    500: '#3872d0',
    950: '#000000',
  },
}

SCSS

$custom: #3872d0;
$custom-light: #8299df;
$custom-dark: #000000;

JSON

{
  "hex": "#3872d0",
  "rgb": {
    "r": 56,
    "g": 114,
    "b": 208
  },
  "hsl": {
    "h": 217.105,
    "s": 61.789,
    "l": 51.765
  },
  "oklch": {
    "l": 0.56267,
    "c": 0.15752,
    "h": 259.6
  },
  "luminance": 0.17429
}

Semantic roles & 50–950 ramp

primary

#3872D0

secondary

#D3BA91

accent

#A743E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3872D0

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

Preview Lab → · Contrast checker → · Palette generator →