#1C4863#1C4863

#1C4863 is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.4% C 0.067 H 238.9°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX#1C4863
RGBrgb(28, 72, 99)
HSLhsl(203, 56%, 25%)
HSVhsv(203, 72%, 39%)
CMYKcmyk(71.7%, 27.3%, 0%, 61.2%)
CIE-LABlab(28.86, -5.40, -20.26)
CIE-LCHlch(28.86, 20.97, 255.06°)
OKLaboklab(38.42% -0.0344 -0.057)
OKLCHoklch(38.42% 0.067 238.9)
XYZxyz(5.0475, 5.7819, 12.6520)
Luminance0.0578 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C4863 #63371C
analogous
#1C635B #1C4863 #1C2463
triadic
#1C4863 #631C48 #48631C
tetradic
#1C4863 #5B1C63 #63371C #24631C
square
#1C4863 #5B1C63 #63371C #24631C
split-complementary
#1C4863 #631C24 #635B1C
monochromatic
#071118 #0F2533 #1C4863 #296B93 #378DC2

Accessibility & contrast

On white

9.74
#1C4863 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.16
#1C4863 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4863
9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C4863#FFFFFF#000000##FFFFFF
##1C48631.009.742.169.74
#FFFFFF9.741.0021.001.00
#0000002.1621.001.0021.00
##FFFFFF9.741.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B4864
Deuteranopia (green-blind)
#324163
Tritanopia (blue-blind)
#004F51
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #1c4863;
/* rgb */ color: rgb(28, 72, 99);
/* oklch */ color: oklch(38.4% 0.067 238.9);
Tailwind
colors: {
  custom: {
    50: '#627a8f',
    500: '#1c4863',
    950: '#000000',
  },
}
SCSS
$custom: #1c4863;
$custom-light: #627a8f;
$custom-dark: #000000;
JSON
{
  "hex": "#1c4863",
  "rgb": {
    "r": 28,
    "g": 72,
    "b": 99
  },
  "hsl": {
    "h": 202.817,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.38415,
    "c": 0.06659,
    "h": 238.9
  },
  "luminance": 0.05782
}

Semantic roles & 50–950 ramp

primary
#1C4863
secondary
#986343
accent
#8249DF
background
#F6F7F8
surface
#EBEDF0
border
#C6C8CB
text
#05090C
muted
#7A7B7D

Preview Lab

Preview with #1C4863

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

Preview Lab → · Contrast checker → · Palette generator →

#1C4863 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva