#3879D2#3879D2

#3879D2 is a mid, vivid cyan. Relative luminance 0.192; OKLCH L 57.9% C 0.152 H 257.1°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3879D2
RGB	rgb(56, 121, 210)
HSL	hsl(215, 63%, 52%)
HSV	hsv(215, 73%, 82%)
CMYK	cmyk(73.3%, 42.4%, 0%, 17.6%)
CIE-LAB	lab(50.88, 9.59, -51.87)
CIE-LCH	lch(50.88, 52.75, 280.48°)
OKLab	oklab(57.92% -0.034 -0.1483)
OKLCH	oklch(57.92% 0.152 257.1)
XYZ	xyz(20.0969, 19.1664, 63.6006)
Luminance	0.1917 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3879D2 #D29138

analogous

#38C6D2 #3879D2 #4438D2

triadic

#3879D2 #D23879 #79D238

tetradic

#3879D2 #D238C6 #D29138 #38D244

square

#3879D2 #D238C6 #D29138 #38D244

split-complementary

#3879D2 #D24438 #C6D238

monochromatic

#1A4175 #265CA7 #3879D2 #6A9BDD #9CBCE9

Accessibility & contrast

On white

4.34

#3879D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#3879D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3879D2

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3879D2	#FFFFFF	#000000	##000000
##3879D2	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E81D5

Deuteranopia (green-blind)

#3273D0

Tritanopia (blue-blind)

#008E9B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3879d2;
/* rgb */ color: rgb(56, 121, 210);
/* oklch */ color: oklch(57.9% 0.152 257.1);

Tailwind

colors: {
  custom: {
    50: '#829fe0',
    500: '#3879d2',
    950: '#000000',
  },
}

SCSS

$custom: #3879d2;
$custom-light: #829fe0;
$custom-dark: #000000;

JSON

{
  "hex": "#3879d2",
  "rgb": {
    "r": 56,
    "g": 121,
    "b": 210
  },
  "hsl": {
    "h": 214.675,
    "s": 63.115,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57919,
    "c": 0.1522,
    "h": 257.1
  },
  "luminance": 0.19169
}

Semantic roles & 50–950 ramp

primary

#3879D2

secondary

#D5B891

accent

#A142E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3879D2

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

Preview Lab → · Contrast checker → · Palette generator →