#1C4E88#1C4E88

#1C4E88 is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.2% C 0.110 H 254.5°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX#1C4E88
RGBrgb(28, 78, 136)
HSLhsl(212, 66%, 32%)
HSVhsv(212, 79%, 53%)
CMYKcmyk(79.4%, 42.6%, 0%, 46.7%)
CIE-LABlab(32.86, 5.24, -37.12)
CIE-LCHlch(32.86, 37.49, 278.03°)
OKLaboklab(42.24% -0.0294 -0.1061)
OKLCHoklch(42.24% 0.11 254.5)
XYZxyz(7.6456, 7.4723, 24.3271)
Luminance0.0747 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C4E88 #88561C
analogous
#1C8488 #1C4E88 #201C88
triadic
#1C4E88 #881C4E #4E881C
tetradic
#1C4E88 #881C84 #88561C #1C8820
square
#1C4E88 #881C84 #88561C #1C8820
split-complementary
#1C4E88 #88201C #84881C
monochromatic
#071422 #123155 #1C4E88 #266BBB #468AD9

Accessibility & contrast

On white

8.42
#1C4E88 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.49
#1C4E88 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E88
8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C4E88#FFFFFF#000000##FFFFFF
##1C4E881.008.422.498.42
#FFFFFF8.421.0021.001.00
#0000002.4921.001.0021.00
##FFFFFF8.421.0021.001.00

Color blindness preview

Protanopia (red-blind)
#32538A
Deuteranopia (green-blind)
#1F4987
Tritanopia (blue-blind)
#005C64
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #1c4e88;
/* rgb */ color: rgb(28, 78, 136);
/* oklch */ color: oklch(42.2% 0.110 254.5);
Tailwind
colors: {
  custom: {
    50: '#697fab',
    500: '#1c4e88',
    950: '#000000',
  },
}
SCSS
$custom: #1c4e88;
$custom-light: #697fab;
$custom-dark: #000000;
JSON
{
  "hex": "#1c4e88",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 136
  },
  "hsl": {
    "h": 212.222,
    "s": 65.854,
    "l": 32.157
  },
  "oklch": {
    "l": 0.42236,
    "c": 0.11016,
    "h": 254.5
  },
  "luminance": 0.07473
}

Semantic roles & 50–950 ramp

primary
#1C4E88
secondary
#BA8445
accent
#9A3FE9
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #1C4E88

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

Preview Lab → · Contrast checker → · Palette generator →

#1C4E88 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva