#318FBC#318FBC

#318FBC is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.5% C 0.109 H 233.6°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#318FBC
RGB	rgb(49, 143, 188)
HSL	hsl(199, 59%, 46%)
HSV	hsv(199, 74%, 74%)
CMYK	cmyk(73.9%, 23.9%, 0%, 26.3%)
CIE-LAB	lab(56.01, -12.21, -31.28)
CIE-LCH	lch(56.01, 33.58, 248.69°)
OKLab	oklab(61.54% -0.0648 -0.088)
OKLCH	oklch(61.54% 0.109 233.6)
XYZ	xyz(20.1626, 23.9264, 51.1228)
Luminance	0.2393 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318FBC #BC5E31

analogous

#31BCA4 #318FBC #314ABC

triadic

#318FBC #BC318F #8FBC31

tetradic

#318FBC #A431BC #BC5E31 #4ABC31

square

#318FBC #A431BC #BC5E31 #4ABC31

split-complementary

#318FBC #BC314A #BCA431

monochromatic

#18455B #246A8B #318FBC #57ABD3 #88C3E0

Accessibility & contrast

On white

3.63

#318FBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#318FBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318FBC

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318FBC	#FFFFFF	#000000	##000000
##318FBC	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798EBE

Deuteranopia (green-blind)

#6680BB

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #318fbc;
/* rgb */ color: rgb(49, 143, 188);
/* oklch */ color: oklch(61.5% 0.109 233.6);

Tailwind

colors: {
  custom: {
    50: '#7cafd0',
    500: '#318fbc',
    950: '#000000',
  },
}

SCSS

$custom: #318fbc;
$custom-light: #7cafd0;
$custom-dark: #000000;

JSON

{
  "hex": "#318fbc",
  "rgb": {
    "r": 49,
    "g": 143,
    "b": 188
  },
  "hsl": {
    "h": 199.424,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.61538,
    "c": 0.10935,
    "h": 233.6
  },
  "luminance": 0.23929
}

Semantic roles & 50–950 ramp

primary

#318FBC

secondary

#CA977F

accent

#7846E2

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #318FBC

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

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