#3871C0#3871C0

#3871C0 is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 55.0% C 0.137 H 257.1°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3871C0
RGB	rgb(56, 113, 192)
HSL	hsl(215, 55%, 49%)
HSV	hsv(215, 71%, 75%)
CMYK	cmyk(70.8%, 41.1%, 0%, 24.7%)
CIE-LAB	lab(47.57, 7.98, -46.87)
CIE-LCH	lch(47.57, 47.55, 279.66°)
OKLab	oklab(55.01% -0.0305 -0.1338)
OKLCH	oklch(55.01% 0.137 257.1)
XYZ	xyz(17.0470, 16.4550, 52.1367)
Luminance	0.1646 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3871C0 #C08738

analogous

#38B5C0 #3871C0 #4338C0

triadic

#3871C0 #C03871 #71C038

tetradic

#3871C0 #C038B5 #C08738 #38C043

square

#3871C0 #C038B5 #C08738 #38C043

split-complementary

#3871C0 #C04338 #B5C038

monochromatic

#1C3961 #2A5591 #3871C0 #6492D2 #93B3DF

Accessibility & contrast

On white

4.89

#3871C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#3871C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3871C0

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3871C0	#FFFFFF	#000000	##FFFFFF
##3871C0	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C78C3

Deuteranopia (green-blind)

#366BBE

Tritanopia (blue-blind)

#00838F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3871c0;
/* rgb */ color: rgb(56, 113, 192);
/* oklch */ color: oklch(55.0% 0.137 257.1);

Tailwind

colors: {
  custom: {
    50: '#7f99d3',
    500: '#3871c0',
    950: '#000000',
  },
}

SCSS

$custom: #3871c0;
$custom-light: #7f99d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3871c0",
  "rgb": {
    "r": 56,
    "g": 113,
    "b": 192
  },
  "hsl": {
    "h": 214.853,
    "s": 54.839,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55012,
    "c": 0.13723,
    "h": 257.1
  },
  "luminance": 0.16457
}

Semantic roles & 50–950 ramp

primary

#3871C0

secondary

#CBAF89

accent

#A04ADE

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3871C0

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

Preview Lab → · Contrast checker → · Palette generator →