#3876CC#3876CC

#3876CC is a mid, vivid cyan. Relative luminance 0.182; OKLCH L 56.9% C 0.148 H 257.2°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3876CC
RGB	rgb(56, 118, 204)
HSL	hsl(215, 59%, 51%)
HSV	hsv(215, 73%, 80%)
CMYK	cmyk(72.5%, 42.2%, 0%, 20%)
CIE-LAB	lab(49.68, 9.26, -50.37)
CIE-LCH	lch(49.68, 51.22, 280.41°)
OKLab	oklab(56.88% -0.0326 -0.144)
OKLCH	oklch(56.88% 0.148 257.2)
XYZ	xyz(19.0044, 18.1552, 59.6178)
Luminance	0.1816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3876CC #CC8E38

analogous

#38C0CC #3876CC #4438CC

triadic

#3876CC #CC3876 #76CC38

tetradic

#3876CC #CC38C0 #CC8E38 #38CC44

square

#3876CC #CC38C0 #CC8E38 #38CC44

split-complementary

#3876CC #CC4438 #C0CC38

monochromatic

#1C3E6E #295A9E #3876CC #6998D8 #99B9E5

Accessibility & contrast

On white

4.53

#3876CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#3876CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3876CC

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3876CC	#FFFFFF	#000000	##000000
##3876CC	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7ECF

Deuteranopia (green-blind)

#3370CA

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3876cc;
/* rgb */ color: rgb(56, 118, 204);
/* oklch */ color: oklch(56.9% 0.148 257.2);

Tailwind

colors: {
  custom: {
    50: '#819cdc',
    500: '#3876cc',
    950: '#000000',
  },
}

SCSS

$custom: #3876cc;
$custom-light: #819cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3876cc",
  "rgb": {
    "r": 56,
    "g": 118,
    "b": 204
  },
  "hsl": {
    "h": 214.865,
    "s": 59.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56878,
    "c": 0.14763,
    "h": 257.2
  },
  "luminance": 0.18157
}

Semantic roles & 50–950 ramp

primary

#3876CC

secondary

#D1B58F

accent

#A145E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3876CC

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

Preview Lab → · Contrast checker → · Palette generator →