#3172B1#3172B1

#3172B1 is a mid, moderate cyan. Relative luminance 0.159; OKLCH L 54.1% C 0.119 H 250.4°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#3172B1
RGB	rgb(49, 114, 177)
HSL	hsl(210, 57%, 44%)
HSV	hsv(210, 72%, 69%)
CMYK	cmyk(72.3%, 35.6%, 0%, 30.6%)
CIE-LAB	lab(46.79, 0.85, -39.43)
CIE-LCH	lch(46.79, 39.44, 271.23°)
OKLab	oklab(54.07% -0.0399 -0.1121)
OKLCH	oklch(54.07% 0.119 250.4)
XYZ	xyz(15.2168, 15.8602, 43.8458)
Luminance	0.1586 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3172B1 #B17031

analogous

#31B1B0 #3172B1 #3132B1

triadic

#3172B1 #B13172 #72B131

tetradic

#3172B1 #B031B1 #B17031 #32B131

square

#3172B1 #B031B1 #B17031 #32B131

split-complementary

#3172B1 #B13132 #B1B031

monochromatic

#163451 #245381 #3172B1 #5191CF #80AFDC

Accessibility & contrast

On white

5.03

#3172B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#3172B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3172B1

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3172B1	#FFFFFF	#000000	##FFFFFF
##3172B1	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5575B4

Deuteranopia (green-blind)

#4369B0

Tritanopia (blue-blind)

#008189

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3172b1;
/* rgb */ color: rgb(49, 114, 177);
/* oklch */ color: oklch(54.1% 0.119 250.4);

Tailwind

colors: {
  custom: {
    50: '#799ac8',
    500: '#3172b1',
    950: '#000000',
  },
}

SCSS

$custom: #3172b1;
$custom-light: #799ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#3172b1",
  "rgb": {
    "r": 49,
    "g": 114,
    "b": 177
  },
  "hsl": {
    "h": 209.531,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54071,
    "c": 0.11896,
    "h": 250.4
  },
  "luminance": 0.15862
}

Semantic roles & 50–950 ramp

primary

#3172B1

secondary

#C59E79

accent

#9348E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3172B1

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

Preview Lab → · Contrast checker → · Palette generator →