#123751#123751

#123751 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.4% C 0.062 H 242.9°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX#123751
RGBrgb(18, 55, 81)
HSLhsl(205, 64%, 19%)
HSVhsv(205, 78%, 32%)
CMYKcmyk(77.8%, 32.1%, 0%, 68.2%)
CIE-LABlab(21.78, -3.09, -19.62)
CIE-LCHlch(21.78, 19.86, 261.05°)
OKLaboklab(32.4% -0.0284 -0.0554)
OKLCHoklch(32.4% 0.062 242.9)
XYZxyz(3.1003, 3.4547, 8.2864)
Luminance0.0345 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123751 #512C12
analogous
#12514C #123751 #121851
triadic
#123751 #511237 #375112
tetradic
#123751 #4C1251 #512C12 #185112
square
#123751 #4C1251 #512C12 #185112
split-complementary
#123751 #511218 #514C12
monochromatic
#061119 #07151F #123751 #1D5983 #287BB5

Accessibility & contrast

On white

12.42
#123751 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.69
#123751 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123751
12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123751#FFFFFF#000000##FFFFFF
##1237511.0012.421.6912.42
#FFFFFF12.421.0021.001.00
#0000001.6921.001.0021.00
##FFFFFF12.421.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2B3852
Deuteranopia (green-blind)
#223151
Tritanopia (blue-blind)
#003D40
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #123751;
/* rgb */ color: rgb(18, 55, 81);
/* oklch */ color: oklch(32.4% 0.062 242.9);
Tailwind
colors: {
  custom: {
    50: '#596d82',
    500: '#123751',
    950: '#000000',
  },
}
SCSS
$custom: #123751;
$custom-light: #596d82;
$custom-dark: #000000;
JSON
{
  "hex": "#123751",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 81
  },
  "hsl": {
    "h": 204.762,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.32403,
    "c": 0.06231,
    "h": 242.9
  },
  "luminance": 0.03455
}

Semantic roles & 50–950 ramp

primary
#123751
secondary
#8A5835
accent
#8541E7
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#04070A
muted
#797A7C

Preview Lab

Preview with #123751

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

Preview Lab → · Contrast checker → · Palette generator →

#123751 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva