#123659#123659

#123659 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.6% C 0.075 H 250.7°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX#123659
RGBrgb(18, 54, 89)
HSLhsl(210, 66%, 21%)
HSVhsv(210, 80%, 35%)
CMYKcmyk(79.8%, 39.3%, 0%, 65.1%)
CIE-LABlab(21.90, 0.92, -24.72)
CIE-LCHlch(21.90, 24.74, 272.12°)
OKLaboklab(32.65% -0.0246 -0.0704)
OKLCHoklch(32.65% 0.075 250.7)
XYZxyz(3.3711, 3.4878, 9.9448)
Luminance0.0349 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123659 #593512
analogous
#125958 #123659 #121359
triadic
#123659 #591236 #365912
tetradic
#123659 #581259 #593512 #135912
square
#123659 #581259 #593512 #135912
split-complementary
#123659 #591213 #595812
monochromatic
#050F19 #081726 #123659 #1C558C #2774BF

Accessibility & contrast

On white

12.37
#123659 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.70
#123659 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123659
12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123659#FFFFFF#000000##FFFFFF
##1236591.0012.371.7012.37
#FFFFFF12.371.0021.001.00
#0000001.7021.001.0021.00
##FFFFFF12.371.0021.001.00

Color blindness preview

Protanopia (red-blind)
#26385A
Deuteranopia (green-blind)
#1B3158
Tritanopia (blue-blind)
#003E43
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #123659;
/* rgb */ color: rgb(18, 54, 89);
/* oklch */ color: oklch(32.6% 0.075 250.7);
Tailwind
colors: {
  custom: {
    50: '#5b6c88',
    500: '#123659',
    950: '#000000',
  },
}
SCSS
$custom: #123659;
$custom-light: #5b6c88;
$custom-dark: #000000;
JSON
{
  "hex": "#123659",
  "rgb": {
    "r": 18,
    "g": 54,
    "b": 89
  },
  "hsl": {
    "h": 209.577,
    "s": 66.355,
    "l": 20.98
  },
  "oklch": {
    "l": 0.32649,
    "c": 0.07455,
    "h": 250.7
  },
  "luminance": 0.03488
}

Semantic roles & 50–950 ramp

primary
#123659
secondary
#926335
accent
#933FE9
background
#F5F6F8
surface
#E9EBEF
border
#C5C6CA
text
#04070B
muted
#797A7C

Preview Lab

Preview with #123659

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

Preview Lab → · Contrast checker → · Palette generator →

#123659 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva