#309CC6#309CC6

#309CC6 is a light, moderate cyan. Relative luminance 0.285; OKLCH L 65.1% C 0.113 H 228.8°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX#309CC6
RGBrgb(48, 156, 198)
HSLhsl(197, 61%, 48%)
HSVhsv(197, 76%, 78%)
CMYKcmyk(75.8%, 21.2%, 0%, 22.4%)
CIE-LABlab(60.32, -16.05, -30.25)
CIE-LCHlch(60.32, 34.24, 242.04°)
OKLaboklab(65.11% -0.0744 -0.085)
OKLCHoklch(65.11% 0.113 228.8)
XYZxyz(23.2963, 28.4797, 57.6845)
Luminance0.2848 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#309CC6 #C65A30
analogous
#30C6A5 #309CC6 #3051C6
triadic
#309CC6 #C6309C #9CC630
tetradic
#309CC6 #A530C6 #C65A30 #51C630
square
#309CC6 #A530C6 #C65A30 #51C630
split-complementary
#309CC6 #C63051 #C6A530
monochromatic
#184E63 #247595 #309CC6 #5CB5D7 #8DCBE3

Accessibility & contrast

On white

3.14
#309CC6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.70
#309CC6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309CC6
6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##309CC6#FFFFFF#000000##000000
##309CC61.003.146.706.70
#FFFFFF3.141.0021.0021.00
#0000006.7021.001.001.00
##0000006.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#8699C8
Deuteranopia (green-blind)
#728BC5
Tritanopia (blue-blind)
#00A8AA
Achromatopsia (no color)
#919191

Design tokens & code

CSS
--color: #309cc6;
/* rgb */ color: rgb(48, 156, 198);
/* oklch */ color: oklch(65.1% 0.113 228.8);
Tailwind
colors: {
  custom: {
    50: '#7eb9d7',
    500: '#309cc6',
    950: '#000000',
  },
}
SCSS
$custom: #309cc6;
$custom-light: #7eb9d7;
$custom-dark: #000000;
JSON
{
  "hex": "#309cc6",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 198
  },
  "hsl": {
    "h": 196.8,
    "s": 60.976,
    "l": 48.235
  },
  "oklch": {
    "l": 0.65107,
    "c": 0.11291,
    "h": 228.8
  },
  "luminance": 0.28483
}

Semantic roles & 50–950 ramp

primary
#309CC6
secondary
#CE9984
accent
#7144E4
background
#F8FBFD
surface
#F0F6FA
border
#CBD0D3
text
#0B1114
muted
#7C8083

Preview Lab

Preview with #309CC6

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

Preview Lab → · Contrast checker → · Palette generator →

#309CC6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva