#317CA9#317CA9

#317CA9 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 56.0% C 0.101 H 238.8°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#317CA9
RGB	rgb(49, 124, 169)
HSL	hsl(203, 55%, 43%)
HSV	hsv(203, 71%, 66%)
CMYK	cmyk(71%, 26.6%, 0%, 33.7%)
CIE-LAB	lab(49.41, -8.00, -30.66)
CIE-LCH	lch(49.41, 31.68, 255.37°)
OKLab	oklab(56.01% -0.0524 -0.0864)
OKLCH	oklch(56.01% 0.101 238.8)
XYZ	xyz(15.6329, 17.9311, 40.1656)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317CA9 #A95E31

analogous

#31A99A #317CA9 #3140A9

triadic

#317CA9 #A9317C #7CA931

tetradic

#317CA9 #9A31A9 #A95E31 #40A931

square

#317CA9 #9A31A9 #A95E31 #40A931

split-complementary

#317CA9 #A93140 #A99A31

monochromatic

#15364A #23597A #317CA9 #4C9BCB #7CB6D9

Accessibility & contrast

On white

4.58

#317CA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#317CA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317CA9

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317CA9	#FFFFFF	#000000	##000000
##317CA9	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#677CAB

Deuteranopia (green-blind)

#5770A8

Tritanopia (blue-blind)

#00878B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #317ca9;
/* rgb */ color: rgb(49, 124, 169);
/* oklch */ color: oklch(56.0% 0.101 238.8);

Tailwind

colors: {
  custom: {
    50: '#78a1c2',
    500: '#317ca9',
    950: '#000000',
  },
}

SCSS

$custom: #317ca9;
$custom-light: #78a1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#317ca9",
  "rgb": {
    "r": 49,
    "g": 124,
    "b": 169
  },
  "hsl": {
    "h": 202.5,
    "s": 55.046,
    "l": 42.745
  },
  "oklch": {
    "l": 0.5601,
    "c": 0.10105,
    "h": 238.8
  },
  "luminance": 0.17933
}

Semantic roles & 50–950 ramp

primary

#317CA9

secondary

#C19174

accent

#8149DE

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #317CA9

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

Preview Lab → · Contrast checker → · Palette generator →