#3179B6#3179B6

#3179B6 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 56.0% C 0.119 H 247.5°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3179B6
RGB	rgb(49, 121, 182)
HSL	hsl(208, 58%, 45%)
HSV	hsv(208, 73%, 71%)
CMYK	cmyk(73.1%, 33.5%, 0%, 28.6%)
CIE-LAB	lab(49.13, -1.58, -38.63)
CIE-LCH	lch(49.13, 38.66, 267.66°)
OKLab	oklab(56% -0.0453 -0.1096)
OKLCH	oklch(56% 0.119 247.5)
XYZ	xyz(16.5443, 17.7033, 46.7920)
Luminance	0.1771 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3179B6 #B66E31

analogous

#31B6B1 #3179B6 #3136B6

triadic

#3179B6 #B63179 #79B631

tetradic

#3179B6 #B131B6 #B66E31 #36B631

square

#3179B6 #B131B6 #B66E31 #36B631

split-complementary

#3179B6 #B63136 #B6B131

monochromatic

#173956 #245986 #3179B6 #5397D1 #84B4DE

Accessibility & contrast

On white

4.62

#3179B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#3179B6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3179B6

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3179B6	#FFFFFF	#000000	##FFFFFF
##3179B6	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7CB9

Deuteranopia (green-blind)

#4A6FB5

Tritanopia (blue-blind)

#00888F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3179b6;
/* rgb */ color: rgb(49, 121, 182);
/* oklch */ color: oklch(56.0% 0.119 247.5);

Tailwind

colors: {
  custom: {
    50: '#7a9fcc',
    500: '#3179b6',
    950: '#000000',
  },
}

SCSS

$custom: #3179b6;
$custom-light: #7a9fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3179b6",
  "rgb": {
    "r": 49,
    "g": 121,
    "b": 182
  },
  "hsl": {
    "h": 207.519,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.55996,
    "c": 0.11861,
    "h": 247.5
  },
  "luminance": 0.17705
}

Semantic roles & 50–950 ramp

primary

#3179B6

secondary

#C79E7C

accent

#8E47E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3179B6

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

Preview Lab → · Contrast checker → · Palette generator →