#143F77#143F77

#143F77 is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 37.1% C 0.107 H 256.7°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX#143F77
RGBrgb(20, 63, 119)
HSLhsl(214, 71%, 27%)
HSVhsv(214, 83%, 47%)
CMYKcmyk(83.2%, 47.1%, 0%, 53.3%)
CIE-LABlab(26.83, 7.52, -36.19)
CIE-LCHlch(26.83, 36.96, 281.74°)
OKLaboklab(37.14% -0.0246 -0.1038)
OKLCHoklch(37.14% 0.107 256.7)
XYZxyz(5.3945, 5.0350, 18.1367)
Luminance0.0504 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#143F77 #774C14
analogous
#147177 #143F77 #1A1477
triadic
#143F77 #77143F #3F7714
tetradic
#143F77 #771471 #774C14 #14771A
square
#143F77 #771471 #774C14 #14771A
split-complementary
#143F77 #771A14 #717714
monochromatic
#040E1A #0B2343 #143F77 #1D5BAB #2A77DB

Accessibility & contrast

On white

10.46
#143F77 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.01
#143F77 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143F77
10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##143F77#FFFFFF#000000##FFFFFF
##143F771.0010.462.0110.46
#FFFFFF10.461.0021.001.00
#0000002.0121.001.0021.00
##FFFFFF10.461.0021.001.00

Color blindness preview

Protanopia (red-blind)
#214479
Deuteranopia (green-blind)
#0B3B76
Tritanopia (blue-blind)
#004C55
Achromatopsia (no color)
#3F3F3F

Design tokens & code

CSS
--color: #143f77;
/* rgb */ color: rgb(20, 63, 119);
/* oklch */ color: oklch(37.1% 0.107 256.7);
Tailwind
colors: {
  custom: {
    50: '#63739f',
    500: '#143f77',
    950: '#000000',
  },
}
SCSS
$custom: #143f77;
$custom-light: #63739f;
$custom-dark: #000000;
JSON
{
  "hex": "#143f77",
  "rgb": {
    "r": 20,
    "g": 63,
    "b": 119
  },
  "hsl": {
    "h": 213.939,
    "s": 71.223,
    "l": 27.255
  },
  "oklch": {
    "l": 0.37137,
    "c": 0.1067,
    "h": 256.7
  },
  "luminance": 0.05036
}

Semantic roles & 50–950 ramp

primary
#143F77
secondary
#AD7B3A
accent
#A03AEE
background
#F6F6F9
surface
#EBECF2
border
#C6C7CC
text
#06080E
muted
#7A7B7E

Preview Lab

Preview with #143F77

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

Preview Lab → · Contrast checker → · Palette generator →

#143F77 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva