#1C4F7C#1C4F7C

#1C4F7C is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.7% C 0.093 H 248.7°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX#1C4F7C
RGBrgb(28, 79, 124)
HSLhsl(208, 63%, 30%)
HSVhsv(208, 77%, 49%)
CMYKcmyk(77.4%, 36.3%, 0%, 51.4%)
CIE-LABlab(32.47, -0.21, -30.33)
CIE-LCHlch(32.47, 30.33, 269.61°)
OKLaboklab(41.7% -0.0336 -0.0862)
OKLCHoklch(41.7% 0.093 248.7)
XYZxyz(6.9116, 7.2933, 20.1084)
Luminance0.0729 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C4F7C #7C491C
analogous
#1C7C79 #1C4F7C #1C1F7C
triadic
#1C4F7C #7C1C4F #4F7C1C
tetradic
#1C4F7C #791C7C #7C491C #1F7C1C
square
#1C4F7C #791C7C #7C491C #1F7C1C
split-complementary
#1C4F7C #7C1C1F #7C791C
monochromatic
#061019 #112F4A #1C4F7C #276FAE #3F8ED4

Accessibility & contrast

On white

8.54
#1C4F7C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.46
#1C4F7C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4F7C
8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C4F7C#FFFFFF#000000##FFFFFF
##1C4F7C1.008.542.468.54
#FFFFFF8.541.0021.001.00
#0000002.4621.001.0021.00
##FFFFFF8.541.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3A517E
Deuteranopia (green-blind)
#2C487B
Tritanopia (blue-blind)
#005A5F
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #1c4f7c;
/* rgb */ color: rgb(28, 79, 124);
/* oklch */ color: oklch(41.7% 0.093 248.7);
Tailwind
colors: {
  custom: {
    50: '#6780a2',
    500: '#1c4f7c',
    950: '#000000',
  },
}
SCSS
$custom: #1c4f7c;
$custom-light: #6780a2;
$custom-dark: #000000;
JSON
{
  "hex": "#1c4f7c",
  "rgb": {
    "r": 28,
    "g": 79,
    "b": 124
  },
  "hsl": {
    "h": 208.125,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.41698,
    "c": 0.09256,
    "h": 248.7
  },
  "luminance": 0.07294
}

Semantic roles & 50–950 ramp

primary
#1C4F7C
secondary
#B07744
accent
#8F42E6
background
#F6F7FA
surface
#EBEEF3
border
#C6C9CD
text
#070A0F
muted
#7A7C7F

Preview Lab

Preview with #1C4F7C

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

Preview Lab → · Contrast checker → · Palette generator →

#1C4F7C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva