#317AA4#317AA4

#317AA4 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.3% C 0.097 H 237.5°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#317AA4
RGB	rgb(49, 122, 164)
HSL	hsl(202, 54%, 42%)
HSV	hsv(202, 70%, 64%)
CMYK	cmyk(70.1%, 25.6%, 0%, 35.7%)
CIE-LAB	lab(48.57, -8.59, -29.05)
CIE-LCH	lch(48.57, 30.30, 253.53°)
OKLab	oklab(55.27% -0.052 -0.0818)
OKLCH	oklch(55.27% 0.097 237.5)
XYZ	xyz(14.9244, 17.2507, 37.6579)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317AA4 #A45B31

analogous

#31A495 #317AA4 #3141A4

triadic

#317AA4 #A4317A #7AA431

tetradic

#317AA4 #9531A4 #A45B31 #41A431

square

#317AA4 #9531A4 #A45B31 #41A431

split-complementary

#317AA4 #A43141 #A49531

monochromatic

#153446 #235775 #317AA4 #499AC9 #79B4D7

Accessibility & contrast

On white

4.72

#317AA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#317AA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #317AA4

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317AA4	#FFFFFF	#000000	##FFFFFF
##317AA4	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667AA6

Deuteranopia (green-blind)

#566EA3

Tritanopia (blue-blind)

#008588

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #317aa4;
/* rgb */ color: rgb(49, 122, 164);
/* oklch */ color: oklch(55.3% 0.097 237.5);

Tailwind

colors: {
  custom: {
    50: '#77a0bf',
    500: '#317aa4',
    950: '#000000',
  },
}

SCSS

$custom: #317aa4;
$custom-light: #77a0bf;
$custom-dark: #000000;

JSON

{
  "hex": "#317aa4",
  "rgb": {
    "r": 49,
    "g": 122,
    "b": 164
  },
  "hsl": {
    "h": 201.913,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.55271,
    "c": 0.09693,
    "h": 237.5
  },
  "luminance": 0.17252
}

Semantic roles & 50–950 ramp

primary

#317AA4

secondary

#BF8E72

accent

#804ADD

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #317AA4

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

Preview Lab → · Contrast checker → · Palette generator →