#3873AF#3873AF

#3873AF is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 54.5% C 0.113 H 251.0°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#3873AF
RGB	rgb(56, 115, 175)
HSL	hsl(210, 52%, 45%)
HSV	hsv(210, 68%, 69%)
CMYK	cmyk(68%, 34.3%, 0%, 31.4%)
CIE-LAB	lab(47.23, 0.61, -37.56)
CIE-LCH	lch(47.23, 37.56, 270.93°)
OKLab	oklab(54.45% -0.0367 -0.1065)
OKLCH	oklch(54.45% 0.113 251)
XYZ	xyz(15.4966, 16.1958, 42.8585)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3873AF #AF7438

analogous

#38AEAF #3873AF #3838AF

triadic

#3873AF #AF3873 #73AF38

tetradic

#3873AF #AF38AE #AF7438 #38AF38

square

#3873AF #AF38AE #AF7438 #38AF38

split-complementary

#3873AF #AF3838 #AEAF38

monochromatic

#1A3652 #295581 #3873AF #5A92CA #88B0D9

Accessibility & contrast

On white

4.95

#3873AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#3873AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3873AF

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3873AF	#FFFFFF	#000000	##FFFFFF
##3873AF	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5876B2

Deuteranopia (green-blind)

#486BAE

Tritanopia (blue-blind)

#008189

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3873af;
/* rgb */ color: rgb(56, 115, 175);
/* oklch */ color: oklch(54.5% 0.113 251.0);

Tailwind

colors: {
  custom: {
    50: '#7c9bc7',
    500: '#3873af',
    950: '#000000',
  },
}

SCSS

$custom: #3873af;
$custom-light: #7c9bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3873af",
  "rgb": {
    "r": 56,
    "g": 115,
    "b": 175
  },
  "hsl": {
    "h": 210.252,
    "s": 51.515,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54451,
    "c": 0.11263,
    "h": 251
  },
  "luminance": 0.16197
}

Semantic roles & 50–950 ramp

primary

#3873AF

secondary

#C3A280

accent

#944DDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3873AF

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

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