#6C91BC#6C91BC

#6C91BC is a light, moderate cyan. Relative luminance 0.271; OKLCH L 64.6% C 0.077 H 252.7°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX#6C91BC
RGBrgb(108, 145, 188)
HSLhsl(212, 37%, 58%)
HSVhsv(212, 43%, 74%)
CMYKcmyk(42.6%, 22.9%, 0%, 26.3%)
CIE-LABlab(59.04, -1.45, -26.41)
CIE-LCHlch(59.04, 26.45, 266.86°)
OKLaboklab(64.6% -0.0229 -0.0734)
OKLCHoklch(64.6% 0.077 252.7)
XYZxyz(25.3839, 27.0683, 51.4543)
Luminance0.2707 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6C91BC #BC976C
analogous
#6CB9BC #6C91BC #6F6CBC
triadic
#6C91BC #BC6C91 #91BC6C
tetradic
#6C91BC #BC6CB9 #BC976C #6CBC6F
square
#6C91BC #BC6CB9 #BC976C #6CBC6F
split-complementary
#6C91BC #BC6F6C #B9BC6C
monochromatic
#365477 #4A72A1 #6C91BC #96B0CF #C0D0E2

Accessibility & contrast

On white

3.27
#6C91BC on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.41
#6C91BC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6C91BC
6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6C91BC#FFFFFF#000000##000000
##6C91BC1.003.276.416.41
#FFFFFF3.271.0021.0021.00
#0000006.4121.001.001.00
##0000006.4121.001.001.00

Color blindness preview

Protanopia (red-blind)
#8193BE
Deuteranopia (green-blind)
#778BBB
Tritanopia (blue-blind)
#4E9BA0
Achromatopsia (no color)
#8E8E8E

Design tokens & code

CSS
--color: #6c91bc;
/* rgb */ color: rgb(108, 145, 188);
/* oklch */ color: oklch(64.6% 0.077 252.7);
Tailwind
colors: {
  custom: {
    50: '#99b1d0',
    500: '#6c91bc',
    950: '#000000',
  },
}
SCSS
$custom: #6c91bc;
$custom-light: #99b1d0;
$custom-dark: #000000;
JSON
{
  "hex": "#6c91bc",
  "rgb": {
    "r": 108,
    "g": 145,
    "b": 188
  },
  "hsl": {
    "h": 212.25,
    "s": 37.383,
    "l": 58.039
  },
  "oklch": {
    "l": 0.64596,
    "c": 0.07687,
    "h": 252.7
  },
  "luminance": 0.2707
}

Semantic roles & 50–950 ramp

primary
#6C91BC
secondary
#D2C3B2
accent
#985ACD
background
#F9FAFC
surface
#F2F4F9
border
#CCCED2
text
#0E1014
muted
#7E7F82

Preview Lab

Preview with #6C91BC

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

Preview Lab → · Contrast checker → · Palette generator →

#6C91BC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva