#317AA7#317AA7

#317AA7 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.4% C 0.100 H 239.4°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#317AA7
RGB	rgb(49, 122, 167)
HSL	hsl(203, 55%, 42%)
HSV	hsv(203, 71%, 65%)
CMYK	cmyk(70.7%, 26.9%, 0%, 34.5%)
CIE-LAB	lab(48.71, -7.54, -30.59)
CIE-LCH	lch(48.71, 31.50, 256.16°)
OKLab	oklab(55.42% -0.051 -0.0862)
OKLCH	oklch(55.42% 0.1 239.4)
XYZ	xyz(15.1985, 17.3604, 39.1016)
Luminance	0.1736 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317AA7 #A75E31

analogous

#31A799 #317AA7 #313FA7

triadic

#317AA7 #A7317A #7AA731

tetradic

#317AA7 #9931A7 #A75E31 #3FA731

square

#317AA7 #9931A7 #A75E31 #3FA731

split-complementary

#317AA7 #A7313F #A79931

monochromatic

#153548 #235778 #317AA7 #4B9ACA #7AB4D8

Accessibility & contrast

On white

4.70

#317AA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#317AA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #317AA7

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317AA7	#FFFFFF	#000000	##FFFFFF
##317AA7	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#657AA9

Deuteranopia (green-blind)

#556FA6

Tritanopia (blue-blind)

#008589

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #317aa7;
/* rgb */ color: rgb(49, 122, 167);
/* oklch */ color: oklch(55.4% 0.100 239.4);

Tailwind

colors: {
  custom: {
    50: '#78a0c1',
    500: '#317aa7',
    950: '#000000',
  },
}

SCSS

$custom: #317aa7;
$custom-light: #78a0c1;
$custom-dark: #000000;

JSON

{
  "hex": "#317aa7",
  "rgb": {
    "r": 49,
    "g": 122,
    "b": 167
  },
  "hsl": {
    "h": 202.881,
    "s": 54.63,
    "l": 42.353
  },
  "oklch": {
    "l": 0.55424,
    "c": 0.10019,
    "h": 239.4
  },
  "luminance": 0.17362
}

Semantic roles & 50–950 ramp

primary

#317AA7

secondary

#C19173

accent

#824ADE

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #317AA7

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

Preview Lab → · Contrast checker → · Palette generator →