#12455A#12455A

#12455A is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 36.8% C 0.063 H 229.9°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX#12455A
RGBrgb(18, 69, 90)
HSLhsl(198, 67%, 21%)
HSVhsv(198, 80%, 35%)
CMYKcmyk(80%, 23.3%, 0%, 64.7%)
CIE-LABlab(27.08, -8.61, -17.25)
CIE-LCHlch(27.08, 19.28, 243.47°)
OKLaboklab(36.77% -0.0408 -0.0485)
OKLCHoklch(36.77% 0.063 229.9)
XYZxyz(4.2223, 5.1225, 10.4371)
Luminance0.0512 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#12455A #5A2712
analogous
#125A4B #12455A #12215A
triadic
#12455A #5A1245 #455A12
tetradic
#12455A #4B125A #5A2712 #215A12
square
#12455A #4B125A #5A2712 #215A12
split-complementary
#12455A #5A1221 #5A4B12
monochromatic
#05141A #081E27 #12455A #1C6C8D #2693C0

Accessibility & contrast

On white

10.37
#12455A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.02
#12455A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12455A
10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##12455A#FFFFFF#000000##FFFFFF
##12455A1.0010.372.0210.37
#FFFFFF10.371.0021.001.00
#0000002.0221.001.0021.00
##FFFFFF10.371.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3A445B
Deuteranopia (green-blind)
#313D5A
Tritanopia (blue-blind)
#004B4C
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #12455a;
/* rgb */ color: rgb(18, 69, 90);
/* oklch */ color: oklch(36.8% 0.063 229.9);
Tailwind
colors: {
  custom: {
    50: '#5c7888',
    500: '#12455a',
    950: '#000000',
  },
}
SCSS
$custom: #12455a;
$custom-light: #5c7888;
$custom-dark: #000000;
JSON
{
  "hex": "#12455a",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 90
  },
  "hsl": {
    "h": 197.5,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.36769,
    "c": 0.06336,
    "h": 229.9
  },
  "luminance": 0.05123
}

Semantic roles & 50–950 ramp

primary
#12455A
secondary
#935035
accent
#703EEA
background
#F5F7F8
surface
#E9EDF0
border
#C5C8CB
text
#05090B
muted
#797B7C

Preview Lab

Preview with #12455A

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

Preview Lab → · Contrast checker → · Palette generator →

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