#3174B2#3174B2

#3174B2 is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.6% C 0.118 H 249.4°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#3174B2
RGB	rgb(49, 116, 178)
HSL	hsl(209, 57%, 45%)
HSV	hsv(209, 72%, 70%)
CMYK	cmyk(72.5%, 34.8%, 0%, 30.2%)
CIE-LAB	lab(47.44, -0.01, -38.99)
CIE-LCH	lch(47.44, 38.99, 269.99°)
OKLab	oklab(54.6% -0.0416 -0.1107)
OKLCH	oklch(54.6% 0.118 249.4)
XYZ	xyz(15.5449, 16.3564, 44.4487)
Luminance	0.1636 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3174B2 #B26F31

analogous

#31B2B0 #3174B2 #3134B2

triadic

#3174B2 #B23174 #74B231

tetradic

#3174B2 #B031B2 #B26F31 #34B231

square

#3174B2 #B031B2 #B26F31 #34B231

split-complementary

#3174B2 #B23134 #B2B031

monochromatic

#173552 #245582 #3174B2 #5193CF #81B0DC

Accessibility & contrast

On white

4.92

#3174B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#3174B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3174B2

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3174B2	#FFFFFF	#000000	##FFFFFF
##3174B2	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5877B5

Deuteranopia (green-blind)

#456BB1

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3174b2;
/* rgb */ color: rgb(49, 116, 178);
/* oklch */ color: oklch(54.6% 0.118 249.4);

Tailwind

colors: {
  custom: {
    50: '#799bc9',
    500: '#3174b2',
    950: '#000000',
  },
}

SCSS

$custom: #3174b2;
$custom-light: #799bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3174b2",
  "rgb": {
    "r": 49,
    "g": 116,
    "b": 178
  },
  "hsl": {
    "h": 208.837,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.54596,
    "c": 0.11829,
    "h": 249.4
  },
  "luminance": 0.16358
}

Semantic roles & 50–950 ramp

primary

#3174B2

secondary

#C59E79

accent

#9148E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3174B2

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

Preview Lab → · Contrast checker → · Palette generator →