#318FB2#318FB2

#318FB2 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.1% C 0.101 H 227.0°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#318FB2
RGB	rgb(49, 143, 178)
HSL	hsl(196, 57%, 45%)
HSV	hsv(196, 72%, 70%)
CMYK	cmyk(72.5%, 19.7%, 0%, 30.2%)
CIE-LAB	lab(55.59, -15.62, -26.24)
CIE-LCH	lch(55.59, 30.54, 239.24°)
OKLab	oklab(61.06% -0.0685 -0.0735)
OKLCH	oklch(61.06% 0.101 227)
XYZ	xyz(19.1217, 23.5100, 45.6410)
Luminance	0.2351 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#318FB2 #B25431

analogous

#31B295 #318FB2 #314FB2

triadic

#318FB2 #B2318F #8FB231

tetradic

#318FB2 #9531B2 #B25431 #4FB231

square

#318FB2 #9531B2 #B25431 #4FB231

split-complementary

#318FB2 #B2314F #B29531

monochromatic

#174252 #246882 #318FB2 #51ADCF #81C4DC

Accessibility & contrast

On white

3.68

#318FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#318FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318FB2

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##318FB2	#FFFFFF	#000000	##000000
##318FB2	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB4

Deuteranopia (green-blind)

#6B80B2

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #318fb2;
/* rgb */ color: rgb(49, 143, 178);
/* oklch */ color: oklch(61.1% 0.101 227.0);

Tailwind

colors: {
  custom: {
    50: '#7bafc9',
    500: '#318fb2',
    950: '#000000',
  },
}

SCSS

$custom: #318fb2;
$custom-light: #7bafc9;
$custom-dark: #000000;

JSON

{
  "hex": "#318fb2",
  "rgb": {
    "r": 49,
    "g": 143,
    "b": 178
  },
  "hsl": {
    "h": 196.279,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.61064,
    "c": 0.1005,
    "h": 227
  },
  "luminance": 0.23512
}

Semantic roles & 50–950 ramp

primary

#318FB2

secondary

#C58E79

accent

#7148E0

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #318FB2

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

Preview Lab → · Contrast checker → · Palette generator →