#317FAA#317FAA

#317FAA is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.8% C 0.100 H 236.6°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#317FAA
RGB	rgb(49, 127, 170)
HSL	hsl(201, 55%, 43%)
HSV	hsv(201, 71%, 67%)
CMYK	cmyk(71.2%, 25.3%, 0%, 33.3%)
CIE-LAB	lab(50.37, -9.39, -29.74)
CIE-LCH	lch(50.37, 31.19, 252.48°)
OKLab	oklab(56.79% -0.0551 -0.0837)
OKLCH	oklch(56.79% 0.1 236.6)
XYZ	xyz(16.1088, 18.7322, 40.7891)
Luminance	0.1873 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317FAA #AA5C31

analogous

#31AA98 #317FAA #3143AA

triadic

#317FAA #AA317F #7FAA31

tetradic

#317FAA #9831AA #AA5C31 #43AA31

square

#317FAA #9831AA #AA5C31 #43AA31

split-complementary

#317FAA #AA3143 #AA9831

monochromatic

#16384B #235C7A #317FAA #4D9ECC #7CB8D9

Accessibility & contrast

On white

4.42

#317FAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#317FAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317FAA

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317FAA	#FFFFFF	#000000	##000000
##317FAA	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7EAC

Deuteranopia (green-blind)

#5A73A9

Tritanopia (blue-blind)

#008A8E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #317faa;
/* rgb */ color: rgb(49, 127, 170);
/* oklch */ color: oklch(56.8% 0.100 236.6);

Tailwind

colors: {
  custom: {
    50: '#78a4c3',
    500: '#317faa',
    950: '#000000',
  },
}

SCSS

$custom: #317faa;
$custom-light: #78a4c3;
$custom-dark: #000000;

JSON

{
  "hex": "#317faa",
  "rgb": {
    "r": 49,
    "g": 127,
    "b": 170
  },
  "hsl": {
    "h": 201.322,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.56788,
    "c": 0.10024,
    "h": 236.6
  },
  "luminance": 0.18734
}

Semantic roles & 50–950 ramp

primary

#317FAA

secondary

#C29075

accent

#7E49DF

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #317FAA

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

Preview Lab → · Contrast checker → · Palette generator →