#317CA8#317CA8

#317CA8 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 56.0% C 0.100 H 238.2°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#317CA8
RGB	rgb(49, 124, 168)
HSL	hsl(202, 55%, 43%)
HSV	hsv(202, 71%, 66%)
CMYK	cmyk(70.8%, 26.2%, 0%, 34.1%)
CIE-LAB	lab(49.37, -8.35, -30.15)
CIE-LCH	lch(49.37, 31.28, 254.52°)
OKLab	oklab(55.96% -0.0527 -0.0849)
OKLCH	oklch(55.96% 0.1 238.2)
XYZ	xyz(15.5394, 17.8937, 39.6731)
Luminance	0.1789 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317CA8 #A85D31

analogous

#31A899 #317CA8 #3140A8

triadic

#317CA8 #A8317C #7CA831

tetradic

#317CA8 #9931A8 #A85D31 #40A831

square

#317CA8 #9931A8 #A85D31 #40A831

split-complementary

#317CA8 #A83140 #A89931

monochromatic

#153649 #235979 #317CA8 #4C9CCB #7BB6D8

Accessibility & contrast

On white

4.59

#317CA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#317CA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #317CA8

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317CA8	#FFFFFF	#000000	##FFFFFF
##317CA8	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677CAA

Deuteranopia (green-blind)

#5770A7

Tritanopia (blue-blind)

#00878B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #317ca8;
/* rgb */ color: rgb(49, 124, 168);
/* oklch */ color: oklch(56.0% 0.100 238.2);

Tailwind

colors: {
  custom: {
    50: '#78a1c2',
    500: '#317ca8',
    950: '#000000',
  },
}

SCSS

$custom: #317ca8;
$custom-light: #78a1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#317ca8",
  "rgb": {
    "r": 49,
    "g": 124,
    "b": 168
  },
  "hsl": {
    "h": 202.185,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.55959,
    "c": 0.09997,
    "h": 238.2
  },
  "luminance": 0.17895
}

Semantic roles & 50–950 ramp

primary

#317CA8

secondary

#C19074

accent

#814ADE

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #317CA8

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

Preview Lab → · Contrast checker → · Palette generator →