#3171AE#3171AE

#3171AE is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.7% C 0.116 H 250.0°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#3171AE
RGB	rgb(49, 113, 174)
HSL	hsl(209, 56%, 44%)
HSV	hsv(209, 72%, 68%)
CMYK	cmyk(71.8%, 35.1%, 0%, 31.8%)
CIE-LAB	lab(46.34, 0.36, -38.40)
CIE-LCH	lch(46.34, 38.41, 270.54°)
OKLab	oklab(53.66% -0.0398 -0.1091)
OKLCH	oklch(53.66% 0.116 250)
XYZ	xyz(14.8089, 15.5176, 42.2509)
Luminance	0.1552 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3171AE #AE6E31

analogous

#31AEAC #3171AE #3132AE

triadic

#3171AE #AE3171 #71AE31

tetradic

#3171AE #AC31AE #AE6E31 #32AE31

square

#3171AE #AC31AE #AE6E31 #32AE31

split-complementary

#3171AE #AE3132 #AEAC31

monochromatic

#16334E #24527E #3171AE #4F90CD #7FAEDB

Accessibility & contrast

On white

5.12

#3171AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#3171AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3171AE

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3171AE	#FFFFFF	#000000	##FFFFFF
##3171AE	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5574B1

Deuteranopia (green-blind)

#4368AD

Tritanopia (blue-blind)

#007F87

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3171ae;
/* rgb */ color: rgb(49, 113, 174);
/* oklch */ color: oklch(53.7% 0.116 250.0);

Tailwind

colors: {
  custom: {
    50: '#7999c6',
    500: '#3171ae',
    950: '#000000',
  },
}

SCSS

$custom: #3171ae;
$custom-light: #7999c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3171ae",
  "rgb": {
    "r": 49,
    "g": 113,
    "b": 174
  },
  "hsl": {
    "h": 209.28,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53662,
    "c": 0.11609,
    "h": 250
  },
  "luminance": 0.15519
}

Semantic roles & 50–950 ramp

primary

#3171AE

secondary

#C49C77

accent

#9248DF

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3171AE

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

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