#318BBA#318BBA

#318BBA is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.5% C 0.110 H 235.8°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX#318BBA
RGBrgb(49, 139, 186)
HSLhsl(201, 58%, 46%)
HSVhsv(201, 74%, 73%)
CMYKcmyk(73.7%, 25.3%, 0%, 27.1%)
CIE-LABlab(54.72, -10.65, -32.16)
CIE-LCHlch(54.72, 33.88, 251.67°)
OKLaboklab(60.48% -0.0616 -0.0906)
OKLCHoklch(60.48% 0.11 235.8)
XYZxyz(19.3587, 22.6611, 49.7986)
Luminance0.2266 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#318BBA #BA6031
analogous
#31BAA4 #318BBA #3146BA
triadic
#318BBA #BA318B #8BBA31
tetradic
#318BBA #A431BA #BA6031 #46BA31
square
#318BBA #A431BA #BA6031 #46BA31
split-complementary
#318BBA #BA3146 #BAA431
monochromatic
#174359 #24678A #318BBA #56A8D2 #86C1DF

Accessibility & contrast

On white

3.80
#318BBA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.53
#318BBA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #318BBA
5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##318BBA#FFFFFF#000000##000000
##318BBA1.003.805.535.53
#FFFFFF3.801.0021.0021.00
#0000005.5321.001.001.00
##0000005.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#748ABC
Deuteranopia (green-blind)
#627DB9
Tritanopia (blue-blind)
#00979B
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #318bba;
/* rgb */ color: rgb(49, 139, 186);
/* oklch */ color: oklch(60.5% 0.110 235.8);
Tailwind
colors: {
  custom: {
    50: '#7caccf',
    500: '#318bba',
    950: '#000000',
  },
}
SCSS
$custom: #318bba;
$custom-light: #7caccf;
$custom-dark: #000000;
JSON
{
  "hex": "#318bba",
  "rgb": {
    "r": 49,
    "g": 139,
    "b": 186
  },
  "hsl": {
    "h": 200.584,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.6048,
    "c": 0.10957,
    "h": 235.8
  },
  "luminance": 0.22663
}

Semantic roles & 50–950 ramp

primary
#318BBA
secondary
#C9987E
accent
#7C46E2
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B1013
muted
#7C7F82

Preview Lab

Preview with #318BBA

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

Preview Lab → · Contrast checker → · Palette generator →

#318BBA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva