#318FAB#318FAB

#318FAB is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 60.7% C 0.095 H 221.7°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#318FAB
RGB	rgb(49, 143, 171)
HSL	hsl(194, 55%, 43%)
HSV	hsv(194, 71%, 67%)
CMYK	cmyk(71.3%, 16.4%, 0%, 32.9%)
CIE-LAB	lab(55.31, -17.96, -22.67)
CIE-LCH	lch(55.31, 28.92, 231.62°)
OKLab	oklab(60.75% -0.0712 -0.0633)
OKLCH	oklch(60.75% 0.095 221.7)
XYZ	xyz(18.4367, 23.2361, 42.0335)
Luminance	0.2324 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318FAB #AB4D31

analogous

#31AB8A #318FAB #3152AB

triadic

#318FAB #AB318F #8FAB31

tetradic

#318FAB #8A31AB #AB4D31 #52AB31

square

#318FAB #8A31AB #AB4D31 #52AB31

split-complementary

#318FAB #AB3152 #AB8A31

monochromatic

#163F4C #23677B #318FAB #4DAFCC #7DC4DA

Accessibility & contrast

On white

3.72

#318FAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#318FAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318FAB

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318FAB	#FFFFFF	#000000	##000000
##318FAB	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8BAC

Deuteranopia (green-blind)

#6E7FAB

Tritanopia (blue-blind)

#009898

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #318fab;
/* rgb */ color: rgb(49, 143, 171);
/* oklch */ color: oklch(60.7% 0.095 221.7);

Tailwind

colors: {
  custom: {
    50: '#7ab0c4',
    500: '#318fab',
    950: '#000000',
  },
}

SCSS

$custom: #318fab;
$custom-light: #7ab0c4;
$custom-dark: #000000;

JSON

{
  "hex": "#318fab",
  "rgb": {
    "r": 49,
    "g": 143,
    "b": 171
  },
  "hsl": {
    "h": 193.77,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.60748,
    "c": 0.09529,
    "h": 221.7
  },
  "luminance": 0.23238
}

Semantic roles & 50–950 ramp

primary

#318FAB

secondary

#C28775

accent

#6B49DF

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #318FAB

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

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