#3C79CB#3C79CB

#3C79CB is a mid, vivid cyan. Relative luminance 0.189; OKLCH L 57.6% C 0.142 H 256.6°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3C79CB
RGB	rgb(60, 121, 203)
HSL	hsl(214, 58%, 52%)
HSV	hsv(214, 70%, 80%)
CMYK	cmyk(70.4%, 40.4%, 0%, 20.4%)
CIE-LAB	lab(50.62, 7.61, -48.29)
CIE-LCH	lch(50.62, 48.89, 278.95°)
OKLab	oklab(57.63% -0.0328 -0.1378)
OKLCH	oklch(57.63% 0.142 256.6)
XYZ	xyz(19.4764, 18.9451, 59.1187)
Luminance	0.1895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C79CB #CB8E3C

analogous

#3CC0CB #3C79CB #473CCB

triadic

#3C79CB #CB3C79 #79CB3C

tetradic

#3C79CB #CB3CC0 #CB8E3C #3CCB47

square

#3C79CB #CB3CC0 #CB8E3C #3CCB47

split-complementary

#3C79CB #CB473C #C0CB3C

monochromatic

#1E406F #2A5C9F #3C79CB #6C9AD8 #9DBBE5

Accessibility & contrast

On white

4.38

#3C79CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#3C79CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C79CB

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C79CB	#FFFFFF	#000000	##000000
##3C79CB	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5380CE

Deuteranopia (green-blind)

#3C72C9

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3c79cb;
/* rgb */ color: rgb(60, 121, 203);
/* oklch */ color: oklch(57.6% 0.142 256.6);

Tailwind

colors: {
  custom: {
    50: '#829fdb',
    500: '#3c79cb',
    950: '#000000',
  },
}

SCSS

$custom: #3c79cb;
$custom-light: #829fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3c79cb",
  "rgb": {
    "r": 60,
    "g": 121,
    "b": 203
  },
  "hsl": {
    "h": 214.406,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57629,
    "c": 0.14163,
    "h": 256.6
  },
  "luminance": 0.18947
}

Semantic roles & 50–950 ramp

primary

#3C79CB

secondary

#D1B692

accent

#9F47E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C79CB

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

Preview Lab → · Contrast checker → · Palette generator →