#317CC0#317CC0

#317CC0 is a mid, vivid cyan. Relative luminance 0.189; OKLCH L 57.3% C 0.128 H 249.3°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#317CC0
RGB	rgb(49, 124, 192)
HSL	hsl(209, 59%, 47%)
HSV	hsv(209, 74%, 75%)
CMYK	cmyk(74.5%, 35.4%, 0%, 24.7%)
CIE-LAB	lab(50.54, 0.25, -42.16)
CIE-LCH	lch(50.54, 42.17, 270.35°)
OKLab	oklab(57.27% -0.0454 -0.1199)
OKLCH	oklch(57.27% 0.128 249.3)
XYZ	xyz(17.9851, 18.8720, 52.5537)
Luminance	0.1887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317CC0 #C07531

analogous

#31C0BC #317CC0 #3135C0

triadic

#317CC0 #C0317C #7CC031

tetradic

#317CC0 #BC31C0 #C07531 #35C031

square

#317CC0 #BC31C0 #C07531 #35C031

split-complementary

#317CC0 #C03135 #C0BC31

monochromatic

#183D5E #255D8F #317CC0 #599AD5 #8AB8E1

Accessibility & contrast

On white

4.40

#317CC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#317CC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317CC0

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317CC0	#FFFFFF	#000000	##000000
##317CC0	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D80C3

Deuteranopia (green-blind)

#4872BF

Tritanopia (blue-blind)

#008C95

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #317cc0;
/* rgb */ color: rgb(49, 124, 192);
/* oklch */ color: oklch(57.3% 0.128 249.3);

Tailwind

colors: {
  custom: {
    50: '#7ca1d3',
    500: '#317cc0',
    950: '#000000',
  },
}

SCSS

$custom: #317cc0;
$custom-light: #7ca1d3;
$custom-dark: #000000;

JSON

{
  "hex": "#317cc0",
  "rgb": {
    "r": 49,
    "g": 124,
    "b": 192
  },
  "hsl": {
    "h": 208.531,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57267,
    "c": 0.1282,
    "h": 249.3
  },
  "luminance": 0.18874
}

Semantic roles & 50–950 ramp

primary

#317CC0

secondary

#CBA582

accent

#9045E3

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #317CC0

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

Preview Lab → · Contrast checker → · Palette generator →