#3873AC#3873AC

#3873AC is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 54.3% C 0.109 H 249.8°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3873AC
RGB	rgb(56, 115, 172)
HSL	hsl(209, 51%, 45%)
HSV	hsv(209, 67%, 67%)
CMYK	cmyk(67.4%, 33.1%, 0%, 32.5%)
CIE-LAB	lab(47.08, -0.46, -36.05)
CIE-LCH	lch(47.08, 36.05, 269.27°)
OKLab	oklab(54.28% -0.0376 -0.1021)
OKLCH	oklch(54.28% 0.109 249.8)
XYZ	xyz(15.2052, 16.0792, 41.3240)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3873AC #AC7138

analogous

#38ACAB #3873AC #3839AC

triadic

#3873AC #AC3873 #73AC38

tetradic

#3873AC #AB38AC #AC7138 #39AC38

square

#3873AC #AB38AC #AC7138 #39AC38

split-complementary

#3873AC #AC3839 #ACAB38

monochromatic

#1A3550 #29547E #3873AC #5892C9 #87B0D8

Accessibility & contrast

On white

4.98

#3873AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#3873AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3873AC

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3873AC	#FFFFFF	#000000	##FFFFFF
##3873AC	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A76AE

Deuteranopia (green-blind)

#4A6BAB

Tritanopia (blue-blind)

#008087

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3873ac;
/* rgb */ color: rgb(56, 115, 172);
/* oklch */ color: oklch(54.3% 0.109 249.8);

Tailwind

colors: {
  custom: {
    50: '#7b9bc5',
    500: '#3873ac',
    950: '#000000',
  },
}

SCSS

$custom: #3873ac;
$custom-light: #7b9bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3873ac",
  "rgb": {
    "r": 56,
    "g": 115,
    "b": 172
  },
  "hsl": {
    "h": 209.483,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.54281,
    "c": 0.10877,
    "h": 249.8
  },
  "luminance": 0.16081
}

Semantic roles & 50–950 ramp

primary

#3873AC

secondary

#C29F7E

accent

#934DDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3873AC

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

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