#3197BB#3197BB

#3197BB is a light, moderate cyan. Relative luminance 0.264; OKLCH L 63.4% C 0.105 H 226.0°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#3197BB
RGB	rgb(49, 151, 187)
HSL	hsl(196, 58%, 46%)
HSV	hsv(196, 74%, 73%)
CMYK	cmyk(73.8%, 19.3%, 0%, 26.7%)
CIE-LAB	lab(58.39, -16.94, -27.04)
CIE-LCH	lch(58.39, 31.91, 237.94°)
OKLab	oklab(63.42% -0.0731 -0.0758)
OKLCH	oklch(63.42% 0.105 226)
XYZ	xyz(21.2992, 26.3715, 50.9717)
Luminance	0.2637 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3197BB #BB5531

analogous

#31BB9A #3197BB #3152BB

triadic

#3197BB #BB3197 #97BB31

tetradic

#3197BB #9A31BB #BB5531 #52BB31

square

#3197BB #9A31BB #BB5531 #52BB31

split-complementary

#3197BB #BB3152 #BB9A31

monochromatic

#18495A #24708B #3197BB #56B2D3 #87C8E0

Accessibility & contrast

On white

3.35

#3197BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#3197BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3197BB

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3197BB	#FFFFFF	#000000	##000000
##3197BB	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8394BD

Deuteranopia (green-blind)

#7186BB

Tritanopia (blue-blind)

#00A2A3

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3197bb;
/* rgb */ color: rgb(49, 151, 187);
/* oklch */ color: oklch(63.4% 0.105 226.0);

Tailwind

colors: {
  custom: {
    50: '#7cb5cf',
    500: '#3197bb',
    950: '#000000',
  },
}

SCSS

$custom: #3197bb;
$custom-light: #7cb5cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3197bb",
  "rgb": {
    "r": 49,
    "g": 151,
    "b": 187
  },
  "hsl": {
    "h": 195.652,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.6342,
    "c": 0.10529,
    "h": 226
  },
  "luminance": 0.26374
}

Semantic roles & 50–950 ramp

primary

#3197BB

secondary

#C9927F

accent

#6F46E2

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3197BB

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

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