#1C4F85#1C4F85

#1C4F85 is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.3% C 0.105 H 252.7°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX#1C4F85
RGBrgb(28, 79, 133)
HSLhsl(211, 65%, 32%)
HSVhsv(211, 79%, 52%)
CMYKcmyk(78.9%, 40.6%, 0%, 47.8%)
CIE-LABlab(32.99, 3.37, -35.07)
CIE-LCHlch(32.99, 35.23, 275.49°)
OKLaboklab(42.28% -0.0311 -0.1001)
OKLCHoklch(42.28% 0.105 252.7)
XYZxyz(7.5069, 7.5314, 23.2438)
Luminance0.0753 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C4F85 #85521C
analogous
#1C8485 #1C4F85 #1E1C85
triadic
#1C4F85 #851C4F #4F851C
tetradic
#1C4F85 #851C84 #85521C #1C851E
square
#1C4F85 #851C84 #85521C #1C851E
split-complementary
#1C4F85 #851E1C #84851C
monochromatic
#071320 #113152 #1C4F85 #276DB8 #448CD8

Accessibility & contrast

On white

8.38
#1C4F85 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.51
#1C4F85 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4F85
8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C4F85#FFFFFF#000000##FFFFFF
##1C4F851.008.382.518.38
#FFFFFF8.381.0021.001.00
#0000002.5121.001.0021.00
##FFFFFF8.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#355387
Deuteranopia (green-blind)
#254984
Tritanopia (blue-blind)
#005C63
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #1c4f85;
/* rgb */ color: rgb(28, 79, 133);
/* oklch */ color: oklch(42.3% 0.105 252.7);
Tailwind
colors: {
  custom: {
    50: '#697fa9',
    500: '#1c4f85',
    950: '#000000',
  },
}
SCSS
$custom: #1c4f85;
$custom-light: #697fa9;
$custom-dark: #000000;
JSON
{
  "hex": "#1c4f85",
  "rgb": {
    "r": 28,
    "g": 79,
    "b": 133
  },
  "hsl": {
    "h": 210.857,
    "s": 65.217,
    "l": 31.569
  },
  "oklch": {
    "l": 0.42277,
    "c": 0.10484,
    "h": 252.7
  },
  "luminance": 0.07532
}

Semantic roles & 50–950 ramp

primary
#1C4F85
secondary
#B88045
accent
#9640E8
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F

Preview Lab

Preview with #1C4F85

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

Preview Lab → · Contrast checker → · Palette generator →

#1C4F85 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva