#3B79CC#3B79CC

#3B79CC is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.7% C 0.143 H 256.6°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3B79CC
RGB	rgb(59, 121, 204)
HSL	hsl(214, 59%, 52%)
HSV	hsv(214, 71%, 80%)
CMYK	cmyk(71.1%, 40.7%, 0%, 20%)
CIE-LAB	lab(50.64, 7.82, -48.83)
CIE-LCH	lch(50.64, 49.46, 279.10°)
OKLab	oklab(57.65% -0.0333 -0.1394)
OKLCH	oklch(57.65% 0.143 256.6)
XYZ	xyz(19.5361, 18.9621, 59.7455)
Luminance	0.1896 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B79CC #CC8E3B

analogous

#3BC1CC #3B79CC #463BCC

triadic

#3B79CC #CC3B79 #79CC3B

tetradic

#3B79CC #CC3BC1 #CC8E3B #3BCC46

square

#3B79CC #CC3BC1 #CC8E3B #3BCC46

split-complementary

#3B79CC #CC463B #C1CC3B

monochromatic

#1D4070 #2A5CA0 #3B79CC #6C9AD9 #9CBBE5

Accessibility & contrast

On white

4.38

#3B79CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#3B79CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B79CC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B79CC	#FFFFFF	#000000	##000000
##3B79CC	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)

#5280CF

Deuteranopia (green-blind)

#3A72CA

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3b79cc;
/* rgb */ color: rgb(59, 121, 204);
/* oklch */ color: oklch(57.7% 0.143 256.6);

Tailwind

colors: {
  custom: {
    50: '#829fdc',
    500: '#3b79cc',
    950: '#000000',
  },
}

SCSS

$custom: #3b79cc;
$custom-light: #829fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b79cc",
  "rgb": {
    "r": 59,
    "g": 121,
    "b": 204
  },
  "hsl": {
    "h": 214.345,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57652,
    "c": 0.14329,
    "h": 256.6
  },
  "luminance": 0.18964
}

Semantic roles & 50–950 ramp

primary

#3B79CC

secondary

#D1B692

accent

#9F46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3B79CC

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

Preview Lab → · Contrast checker → · Palette generator →