#1C4D7D#1C4D7D

#1C4D7D is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 41.3% C 0.096 H 251.0°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX#1C4D7D
RGBrgb(28, 77, 125)
HSLhsl(210, 63%, 30%)
HSVhsv(210, 78%, 49%)
CMYKcmyk(77.6%, 38.4%, 0%, 51%)
CIE-LABlab(31.89, 1.50, -31.87)
CIE-LCHlch(31.89, 31.91, 272.70°)
OKLaboklab(41.26% -0.0313 -0.0908)
OKLCHoklch(41.26% 0.096 251)
XYZxyz(6.8330, 7.0345, 20.3957)
Luminance0.0703 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C4D7D #7D4C1C
analogous
#1C7D7D #1C4D7D #1C1C7D
triadic
#1C4D7D #7D1C4D #4D7D1C
tetradic
#1C4D7D #7D1C7D #7D4C1C #1C7D1C
square
#1C4D7D #7D1C7D #7D4C1C #1C7D1C
split-complementary
#1C4D7D #7D1C1C #7D7D1C
monochromatic
#060F19 #112E4B #1C4D7D #276CAF #3F8AD4

Accessibility & contrast

On white

8.72
#1C4D7D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.41
#1C4D7D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D7D
8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C4D7D#FFFFFF#000000##FFFFFF
##1C4D7D1.008.722.418.72
#FFFFFF8.721.0021.001.00
#0000002.4121.001.0021.00
##FFFFFF8.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#37507F
Deuteranopia (green-blind)
#28477C
Tritanopia (blue-blind)
#00585F
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #1c4d7d;
/* rgb */ color: rgb(28, 77, 125);
/* oklch */ color: oklch(41.3% 0.096 251.0);
Tailwind
colors: {
  custom: {
    50: '#677ea3',
    500: '#1c4d7d',
    950: '#000000',
  },
}
SCSS
$custom: #1c4d7d;
$custom-light: #677ea3;
$custom-dark: #000000;
JSON
{
  "hex": "#1c4d7d",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 125
  },
  "hsl": {
    "h": 209.691,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.41262,
    "c": 0.09603,
    "h": 251
  },
  "luminance": 0.07035
}

Semantic roles & 50–950 ramp

primary
#1C4D7D
secondary
#B17A44
accent
#9341E6
background
#F6F7FA
surface
#EBEEF3
border
#C6C9CD
text
#07090F
muted
#7A7B7F

Preview Lab

Preview with #1C4D7D

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

Preview Lab → · Contrast checker → · Palette generator →

#1C4D7D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva