#3879CD#3879CD

#3879CD is a mid, vivid cyan. Relative luminance 0.189; OKLCH L 57.6% C 0.146 H 256.1°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3879CD
RGB	rgb(56, 121, 205)
HSL	hsl(214, 60%, 51%)
HSV	hsv(214, 73%, 80%)
CMYK	cmyk(72.7%, 41%, 0%, 19.6%)
CIE-LAB	lab(50.59, 7.77, -49.49)
CIE-LCH	lch(50.59, 50.09, 278.92°)
OKLab	oklab(57.6% -0.0351 -0.1413)
OKLCH	oklch(57.6% 0.146 256.1)
XYZ	xyz(19.4837, 18.9211, 60.3711)
Luminance	0.1892 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3879CD #CD8C38

analogous

#38C3CD #3879CD #4138CD

triadic

#3879CD #CD3879 #79CD38

tetradic

#3879CD #CD38C3 #CD8C38 #38CD41

square

#3879CD #CD38C3 #CD8C38 #38CD41

split-complementary

#3879CD #CD4138 #C3CD38

monochromatic

#1C406F #285CA0 #3879CD #699AD9 #9ABBE6

Accessibility & contrast

On white

4.39

#3879CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#3879CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3879CD

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3879CD	#FFFFFF	#000000	##000000
##3879CD	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5180D0

Deuteranopia (green-blind)

#3872CB

Tritanopia (blue-blind)

#008D99

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3879cd;
/* rgb */ color: rgb(56, 121, 205);
/* oklch */ color: oklch(57.6% 0.146 256.1);

Tailwind

colors: {
  custom: {
    50: '#819fdd',
    500: '#3879cd',
    950: '#000000',
  },
}

SCSS

$custom: #3879cd;
$custom-light: #819fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3879cd",
  "rgb": {
    "r": 56,
    "g": 121,
    "b": 205
  },
  "hsl": {
    "h": 213.826,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57604,
    "c": 0.14563,
    "h": 256.1
  },
  "luminance": 0.18923
}

Semantic roles & 50–950 ramp

primary

#3879CD

secondary

#D1B58F

accent

#9E45E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3879CD

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

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