#3172BB#3172BB

#3172BB is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.7% C 0.132 H 253.6°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3172BB
RGB	rgb(49, 114, 187)
HSL	hsl(212, 58%, 46%)
HSV	hsv(212, 74%, 73%)
CMYK	cmyk(73.8%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.33, 4.53, -44.37)
CIE-LCH	lch(47.33, 44.60, 275.83°)
OKLab	oklab(54.67% -0.0373 -0.1265)
OKLCH	oklch(54.67% 0.132 253.6)
XYZ	xyz(16.2502, 16.2736, 49.2888)
Luminance	0.1628 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3172BB #BB7A31

analogous

#31B7BB #3172BB #3531BB

triadic

#3172BB #BB3172 #72BB31

tetradic

#3172BB #BB31B7 #BB7A31 #31BB35

square

#3172BB #BB31B7 #BB7A31 #31BB35

split-complementary

#3172BB #BB3531 #B7BB31

monochromatic

#18375A #24548B #3172BB #5691D3 #87B1E0

Accessibility & contrast

On white

4.94

#3172BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#3172BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3172BB

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3172BB	#FFFFFF	#000000	##FFFFFF
##3172BB	1.00	4.94	4.26	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5077BE

Deuteranopia (green-blind)

#3A6ABA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3172bb;
/* rgb */ color: rgb(49, 114, 187);
/* oklch */ color: oklch(54.7% 0.132 253.6);

Tailwind

colors: {
  custom: {
    50: '#7b9ad0',
    500: '#3172bb',
    950: '#000000',
  },
}

SCSS

$custom: #3172bb;
$custom-light: #7b9ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3172bb",
  "rgb": {
    "r": 49,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 211.739,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5467,
    "c": 0.13194,
    "h": 253.6
  },
  "luminance": 0.16275
}

Semantic roles & 50–950 ramp

primary

#3172BB

secondary

#C9A67F

accent

#9846E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3172BB

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

Preview Lab → · Contrast checker → · Palette generator →