#3877C8#3877C8

#3877C8 is a mid, vivid cyan. Relative luminance 0.182; OKLCH L 56.8% C 0.141 H 255.9°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3877C8
RGB	rgb(56, 119, 200)
HSL	hsl(214, 57%, 50%)
HSV	hsv(214, 72%, 78%)
CMYK	cmyk(72%, 40.5%, 0%, 21.6%)
CIE-LAB	lab(49.74, 7.18, -48.00)
CIE-LCH	lch(49.74, 48.53, 278.51°)
OKLab	oklab(56.85% -0.0344 -0.137)
OKLCH	oklch(56.85% 0.141 255.9)
XYZ	xyz(18.6492, 18.2025, 57.1630)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3877C8 #C88938

analogous

#38BFC8 #3877C8 #4138C8

triadic

#3877C8 #C83877 #77C838

tetradic

#3877C8 #C838BF #C88938 #38C841

square

#3877C8 #C838BF #C88938 #38C841

split-complementary

#3877C8 #C84138 #BFC838

monochromatic

#1D3E69 #2A5A99 #3877C8 #6898D5 #98B9E3

Accessibility & contrast

On white

4.52

#3877C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#3877C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3877C8

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3877C8	#FFFFFF	#000000	##000000
##3877C8	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#517ECB

Deuteranopia (green-blind)

#3A70C6

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3877c8;
/* rgb */ color: rgb(56, 119, 200);
/* oklch */ color: oklch(56.8% 0.141 255.9);

Tailwind

colors: {
  custom: {
    50: '#809dd9',
    500: '#3877c8',
    950: '#000000',
  },
}

SCSS

$custom: #3877c8;
$custom-light: #809dd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3877c8",
  "rgb": {
    "r": 56,
    "g": 119,
    "b": 200
  },
  "hsl": {
    "h": 213.75,
    "s": 56.693,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56849,
    "c": 0.14123,
    "h": 255.9
  },
  "luminance": 0.18205
}

Semantic roles & 50–950 ramp

primary

#3877C8

secondary

#CEB28E

accent

#9D48E0

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3877C8

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

Preview Lab → · Contrast checker → · Palette generator →