#3172BF#3172BF

#3172BF is a mid, vivid cyan. Relative luminance 0.164; OKLCH L 54.9% C 0.137 H 254.6°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3172BF
RGB	rgb(49, 114, 191)
HSL	hsl(213, 59%, 47%)
HSV	hsv(213, 74%, 75%)
CMYK	cmyk(74.3%, 40.3%, 0%, 25.1%)
CIE-LAB	lab(47.56, 6.01, -46.32)
CIE-LCH	lch(47.56, 46.71, 277.39°)
OKLab	oklab(54.92% -0.0364 -0.1323)
OKLCH	oklch(54.92% 0.137 254.6)
XYZ	xyz(16.6844, 16.4473, 51.5754)
Luminance	0.1645 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3172BF #BF7E31

analogous

#31B9BF #3172BF #3731BF

triadic

#3172BF #BF3172 #72BF31

tetradic

#3172BF #BF31B9 #BF7E31 #31BF37

square

#3172BF #BF31B9 #BF7E31 #31BF37

split-complementary

#3172BF #BF3731 #B9BF31

monochromatic

#18385E #25558E #3172BF #5991D4 #8AB2E1

Accessibility & contrast

On white

4.90

#3172BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#3172BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3172BF

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3172BF	#FFFFFF	#000000	##FFFFFF
##3172BF	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D78C2

Deuteranopia (green-blind)

#366BBD

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3172bf;
/* rgb */ color: rgb(49, 114, 191);
/* oklch */ color: oklch(54.9% 0.137 254.6);

Tailwind

colors: {
  custom: {
    50: '#7c9ad3',
    500: '#3172bf',
    950: '#000000',
  },
}

SCSS

$custom: #3172bf;
$custom-light: #7c9ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3172bf",
  "rgb": {
    "r": 49,
    "g": 114,
    "b": 191
  },
  "hsl": {
    "h": 212.535,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.54918,
    "c": 0.13718,
    "h": 254.6
  },
  "luminance": 0.16449
}

Semantic roles & 50–950 ramp

primary

#3172BF

secondary

#CBA981

accent

#9B45E2

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3172BF

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

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