#3877AE#3877AE

#3877AE is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.3% C 0.108 H 247.5°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3877AE
RGB	rgb(56, 119, 174)
HSL	hsl(208, 51%, 45%)
HSV	hsv(208, 68%, 68%)
CMYK	cmyk(67.8%, 31.6%, 0%, 31.8%)
CIE-LAB	lab(48.37, -2.17, -35.18)
CIE-LCH	lch(48.37, 35.24, 266.48°)
OKLab	oklab(55.33% -0.0411 -0.0995)
OKLCH	oklch(55.33% 0.108 247.5)
XYZ	xyz(15.8648, 17.0887, 42.4986)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3877AE #AE6F38

analogous

#38AEAA #3877AE #383CAE

triadic

#3877AE #AE3877 #77AE38

tetradic

#3877AE #AA38AE #AE6F38 #3CAE38

square

#3877AE #AA38AE #AE6F38 #3CAE38

split-complementary

#3877AE #AE383C #AEAA38

monochromatic

#1A3851 #295780 #3877AE #5995CA #88B3D9

Accessibility & contrast

On white

4.75

#3877AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3877AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3877AE

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3877AE	#FFFFFF	#000000	##FFFFFF
##3877AE	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F79B0

Deuteranopia (green-blind)

#4E6EAD

Tritanopia (blue-blind)

#00848B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3877ae;
/* rgb */ color: rgb(56, 119, 174);
/* oklch */ color: oklch(55.3% 0.108 247.5);

Tailwind

colors: {
  custom: {
    50: '#7c9ec6',
    500: '#3877ae',
    950: '#000000',
  },
}

SCSS

$custom: #3877ae;
$custom-light: #7c9ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#3877ae",
  "rgb": {
    "r": 56,
    "g": 119,
    "b": 174
  },
  "hsl": {
    "h": 207.966,
    "s": 51.304,
    "l": 45.098
  },
  "oklch": {
    "l": 0.55331,
    "c": 0.10767,
    "h": 247.5
  },
  "luminance": 0.1709
}

Semantic roles & 50–950 ramp

primary

#3877AE

secondary

#C39F7F

accent

#8F4DDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3877AE

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

Preview Lab → · Contrast checker → · Palette generator →