#3873A3#3873A3

#3873A3 is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.8% C 0.098 H 245.6°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#3873A3
RGB	rgb(56, 115, 163)
HSL	hsl(207, 49%, 43%)
HSV	hsv(207, 66%, 64%)
CMYK	cmyk(65.6%, 29.4%, 0%, 36.1%)
CIE-LAB	lab(46.64, -3.63, -31.47)
CIE-LCH	lch(46.64, 31.68, 263.42°)
OKLab	oklab(53.79% -0.0403 -0.0888)
OKLCH	oklch(53.79% 0.098 245.6)
XYZ	xyz(14.3700, 15.7451, 36.9250)
Luminance	0.1575 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3873A3 #A36838

analogous

#38A39D #3873A3 #383DA3

triadic

#3873A3 #A33873 #73A338

tetradic

#3873A3 #9D38A3 #A36838 #3DA338

square

#3873A3 #9D38A3 #A36838 #3DA338

split-complementary

#3873A3 #A3383D #A39D38

monochromatic

#193348 #285375 #3873A3 #5492C4 #82AFD4

Accessibility & contrast

On white

5.06

#3873A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#3873A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3873A3

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3873A3	#FFFFFF	#000000	##FFFFFF
##3873A3	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E74A5

Deuteranopia (green-blind)

#4F6AA2

Tritanopia (blue-blind)

#007F84

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3873a3;
/* rgb */ color: rgb(56, 115, 163);
/* oklch */ color: oklch(53.8% 0.098 245.6);

Tailwind

colors: {
  custom: {
    50: '#7a9bbe',
    500: '#3873a3',
    950: '#000000',
  },
}

SCSS

$custom: #3873a3;
$custom-light: #7a9bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#3873a3",
  "rgb": {
    "r": 56,
    "g": 115,
    "b": 163
  },
  "hsl": {
    "h": 206.916,
    "s": 48.858,
    "l": 42.941
  },
  "oklch": {
    "l": 0.53791,
    "c": 0.0975,
    "h": 245.6
  },
  "luminance": 0.15747
}

Semantic roles & 50–950 ramp

primary

#3873A3

secondary

#BD9879

accent

#8D4FD8

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3873A3

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

Preview Lab → · Contrast checker → · Palette generator →