#318FC8#318FC8

#318FC8 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.1% C 0.122 H 240.0°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#318FC8
RGB	rgb(49, 143, 200)
HSL	hsl(203, 61%, 49%)
HSV	hsv(203, 76%, 78%)
CMYK	cmyk(75.5%, 28.5%, 0%, 21.6%)
CIE-LAB	lab(56.55, -8.02, -37.24)
CIE-LCH	lch(56.55, 38.10, 257.85°)
OKLab	oklab(62.14% -0.0608 -0.1053)
OKLCH	oklch(62.14% 0.122 240)
XYZ	xyz(21.5103, 24.4655, 58.2210)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318FC8 #C86A31

analogous

#31C8B6 #318FC8 #3144C8

triadic

#318FC8 #C8318F #8FC831

tetradic

#318FC8 #B631C8 #C86A31 #44C831

square

#318FC8 #B631C8 #C86A31 #44C831

split-complementary

#318FC8 #C83144 #C8B631

monochromatic

#194966 #256C97 #318FC8 #5FAAD8 #90C4E4

Accessibility & contrast

On white

3.56

#318FC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#318FC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318FC8

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318FC8	#FFFFFF	#000000	##000000
##318FC8	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7490CB

Deuteranopia (green-blind)

#6081C7

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #318fc8;
/* rgb */ color: rgb(49, 143, 200);
/* oklch */ color: oklch(62.1% 0.122 240.0);

Tailwind

colors: {
  custom: {
    50: '#7eafd9',
    500: '#318fc8',
    950: '#000000',
  },
}

SCSS

$custom: #318fc8;
$custom-light: #7eafd9;
$custom-dark: #000000;

JSON

{
  "hex": "#318fc8",
  "rgb": {
    "r": 49,
    "g": 143,
    "b": 200
  },
  "hsl": {
    "h": 202.649,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.62141,
    "c": 0.12161,
    "h": 240
  },
  "luminance": 0.24468
}

Semantic roles & 50–950 ramp

primary

#318FC8

secondary

#CEA286

accent

#8044E4

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #318FC8

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

Preview Lab → · Contrast checker → · Palette generator →