#3197B3#3197B3

#3197B3 is a light, moderate cyan. Relative luminance 0.260; OKLCH L 63.1% C 0.100 H 220.1°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#3197B3
RGB	rgb(49, 151, 179)
HSL	hsl(193, 57%, 45%)
HSV	hsv(193, 73%, 70%)
CMYK	cmyk(72.6%, 15.6%, 0%, 29.8%)
CIE-LAB	lab(58.07, -19.59, -22.99)
CIE-LCH	lch(58.07, 30.21, 229.56°)
OKLab	oklab(63.06% -0.0762 -0.0642)
OKLCH	oklch(63.06% 0.1 220.1)
XYZ	xyz(20.4665, 26.0385, 46.5864)
Luminance	0.2604 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3197B3 #B34D31

analogous

#31B38E #3197B3 #3156B3

triadic

#3197B3 #B33197 #97B331

tetradic

#3197B3 #8E31B3 #B34D31 #56B331

square

#3197B3 #8E31B3 #B34D31 #56B331

split-complementary

#3197B3 #B33156 #B38E31

monochromatic

#174653 #246E83 #3197B3 #52B4D0 #82C9DD

Accessibility & contrast

On white

3.38

#3197B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#3197B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3197B3

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3197B3	#FFFFFF	#000000	##000000
##3197B3	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8693B4

Deuteranopia (green-blind)

#7486B3

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3197b3;
/* rgb */ color: rgb(49, 151, 179);
/* oklch */ color: oklch(63.1% 0.100 220.1);

Tailwind

colors: {
  custom: {
    50: '#7bb5c9',
    500: '#3197b3',
    950: '#000000',
  },
}

SCSS

$custom: #3197b3;
$custom-light: #7bb5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3197b3",
  "rgb": {
    "r": 49,
    "g": 151,
    "b": 179
  },
  "hsl": {
    "h": 192.923,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.63064,
    "c": 0.09965,
    "h": 220.1
  },
  "luminance": 0.26041
}

Semantic roles & 50–950 ramp

primary

#3197B3

secondary

#C68A7A

accent

#6848E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3197B3

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

Preview Lab → · Contrast checker → · Palette generator →