#3170AA#3170AA

#3170AA is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 53.2% C 0.112 H 249.1°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#3170AA
RGB	rgb(49, 112, 170)
HSL	hsl(209, 55%, 43%)
HSV	hsv(209, 71%, 67%)
CMYK	cmyk(71.2%, 34.1%, 0%, 33.3%)
CIE-LAB	lab(45.83, -0.48, -36.87)
CIE-LCH	lch(45.83, 36.87, 269.25°)
OKLab	oklab(53.2% -0.0399 -0.1046)
OKLCH	oklch(53.2% 0.112 249.1)
XYZ	xyz(14.3138, 15.1420, 40.1908)
Luminance	0.1514 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3170AA #AA6B31

analogous

#31AAA7 #3170AA #3134AA

triadic

#3170AA #AA3170 #70AA31

tetradic

#3170AA #A731AA #AA6B31 #34AA31

square

#3170AA #A731AA #AA6B31 #34AA31

split-complementary

#3170AA #AA3134 #AAA731

monochromatic

#16314B #23517A #3170AA #4D8FCC #7CADD9

Accessibility & contrast

On white

5.21

#3170AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#3170AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3170AA

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3170AA	#FFFFFF	#000000	##FFFFFF
##3170AA	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5673AC

Deuteranopia (green-blind)

#4567A9

Tritanopia (blue-blind)

#007E85

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3170aa;
/* rgb */ color: rgb(49, 112, 170);
/* oklch */ color: oklch(53.2% 0.112 249.1);

Tailwind

colors: {
  custom: {
    50: '#7898c3',
    500: '#3170aa',
    950: '#000000',
  },
}

SCSS

$custom: #3170aa;
$custom-light: #7898c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3170aa",
  "rgb": {
    "r": 49,
    "g": 112,
    "b": 170
  },
  "hsl": {
    "h": 208.76,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.53196,
    "c": 0.11195,
    "h": 249.1
  },
  "luminance": 0.15144
}

Semantic roles & 50–950 ramp

primary

#3170AA

secondary

#C29A75

accent

#9149DF

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #3170AA

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

Preview Lab → · Contrast checker → · Palette generator →