#123551#123551

#123551 is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 31.9% C 0.064 H 246.0°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX#123551
RGBrgb(18, 53, 81)
HSLhsl(207, 64%, 19%)
HSVhsv(207, 78%, 32%)
CMYKcmyk(77.8%, 34.6%, 0%, 68.2%)
CIE-LABlab(21.09, -1.73, -20.70)
CIE-LCHlch(21.09, 20.77, 265.24°)
OKLaboklab(31.86% -0.0261 -0.0586)
OKLCHoklch(31.86% 0.064 246)
XYZxyz(3.0072, 3.2686, 8.2554)
Luminance0.0327 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123551 #512E12
analogous
#12514E #123551 #121651
triadic
#123551 #511235 #355112
tetradic
#123551 #4E1251 #512E12 #165112
square
#123551 #4E1251 #512E12 #165112
split-complementary
#123551 #511216 #514E12
monochromatic
#061019 #07141F #123551 #1D5683 #2877B5

Accessibility & contrast

On white

12.70
#123551 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.65
#123551 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123551
12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123551#FFFFFF#000000##FFFFFF
##1235511.0012.701.6512.70
#FFFFFF12.701.0021.001.00
#0000001.6521.001.0021.00
##FFFFFF12.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#283652
Deuteranopia (green-blind)
#203050
Tritanopia (blue-blind)
#003C3F
Achromatopsia (no color)
#333333

Design tokens & code

CSS
--color: #123551;
/* rgb */ color: rgb(18, 53, 81);
/* oklch */ color: oklch(31.9% 0.064 246.0);
Tailwind
colors: {
  custom: {
    50: '#596c82',
    500: '#123551',
    950: '#000000',
  },
}
SCSS
$custom: #123551;
$custom-light: #596c82;
$custom-dark: #000000;
JSON
{
  "hex": "#123551",
  "rgb": {
    "r": 18,
    "g": 53,
    "b": 81
  },
  "hsl": {
    "h": 206.667,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.31857,
    "c": 0.06419,
    "h": 246
  },
  "luminance": 0.03269
}

Semantic roles & 50–950 ramp

primary
#123551
secondary
#8A5B35
accent
#8B41E7
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#04060A
muted
#797A7C

Preview Lab

Preview with #123551

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

Preview Lab → · Contrast checker → · Palette generator →

#123551 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva