#12455F#12455F

#12455F is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.0% C 0.069 H 235.6°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX#12455F
RGBrgb(18, 69, 95)
HSLhsl(200, 68%, 22%)
HSVhsv(200, 81%, 37%)
CMYKcmyk(81.1%, 27.4%, 0%, 62.7%)
CIE-LABlab(27.33, -6.65, -20.10)
CIE-LCHlch(27.33, 21.17, 251.70°)
OKLaboklab(37.05% -0.0388 -0.0567)
OKLCHoklch(37.05% 0.069 235.6)
XYZxyz(4.4423, 5.2105, 11.5959)
Luminance0.0521 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#12455F #5F2C12
analogous
#125F53 #12455F #121E5F
triadic
#12455F #5F1245 #455F12
tetradic
#12455F #53125F #5F2C12 #1E5F12
square
#12455F #53125F #5F2C12 #1E5F12
split-complementary
#12455F #5F121E #5F5312
monochromatic
#05131A #08202C #12455F #1C6A92 #2590C6

Accessibility & contrast

On white

10.28
#12455F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.04
#12455F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12455F
10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##12455F#FFFFFF#000000##FFFFFF
##12455F1.0010.282.0410.28
#FFFFFF10.281.0021.001.00
#0000002.0421.001.0021.00
##FFFFFF10.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#384560
Deuteranopia (green-blind)
#2E3D5F
Tritanopia (blue-blind)
#004C4E
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #12455f;
/* rgb */ color: rgb(18, 69, 95);
/* oklch */ color: oklch(37.0% 0.069 235.6);
Tailwind
colors: {
  custom: {
    50: '#5d788c',
    500: '#12455f',
    950: '#000000',
  },
}
SCSS
$custom: #12455f;
$custom-light: #5d788c;
$custom-dark: #000000;
JSON
{
  "hex": "#12455f",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 95
  },
  "hsl": {
    "h": 200.26,
    "s": 68.142,
    "l": 22.157
  },
  "oklch": {
    "l": 0.37045,
    "c": 0.06868,
    "h": 235.6
  },
  "luminance": 0.05211
}

Semantic roles & 50–950 ramp

primary
#12455F
secondary
#975736
accent
#783DEB
background
#F5F7F8
surface
#E9EDF0
border
#C5C8CB
text
#05090C
muted
#797B7D

Preview Lab

Preview with #12455F

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

Preview Lab → · Contrast checker → · Palette generator →

#12455F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva