#104D5C#104D5C

#104D5C is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.0% C 0.064 H 218.6°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX#104D5C
RGBrgb(16, 77, 92)
HSLhsl(192, 70%, 21%)
HSVhsv(192, 83%, 36%)
CMYKcmyk(82.6%, 16.3%, 0%, 63.9%)
CIE-LABlab(29.89, -12.99, -14.22)
CIE-LCHlch(29.89, 19.26, 227.58°)
OKLaboklab(39.03% -0.0498 -0.0397)
OKLCHoklch(39.03% 0.064 218.6)
XYZxyz(4.7985, 6.1900, 11.0650)
Luminance0.0619 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#104D5C #5C1F10
analogous
#105C45 #104D5C #10275C
triadic
#104D5C #5C104D #4D5C10
tetradic
#104D5C #45105C #5C1F10 #275C10
square
#104D5C #45105C #5C1F10 #275C10
split-complementary
#104D5C #5C1027 #5C4510
monochromatic
#05161A #072128 #104D5C #197990 #22A4C4

Accessibility & contrast

On white

9.38
#104D5C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.24
#104D5C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104D5C
9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##104D5C#FFFFFF#000000##FFFFFF
##104D5C1.009.382.249.38
#FFFFFF9.381.0021.001.00
#0000002.2421.001.0021.00
##FFFFFF9.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#444B5D
Deuteranopia (green-blind)
#39435C
Tritanopia (blue-blind)
#005252
Achromatopsia (no color)
#464646

Design tokens & code

CSS
--color: #104d5c;
/* rgb */ color: rgb(16, 77, 92);
/* oklch */ color: oklch(39.0% 0.064 218.6);
Tailwind
colors: {
  custom: {
    50: '#5d7f8a',
    500: '#104d5c',
    950: '#000000',
  },
}
SCSS
$custom: #104d5c;
$custom-light: #5d7f8a;
$custom-dark: #000000;
JSON
{
  "hex": "#104d5c",
  "rgb": {
    "r": 16,
    "g": 77,
    "b": 92
  },
  "hsl": {
    "h": 191.842,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.39034,
    "c": 0.06373,
    "h": 218.6
  },
  "luminance": 0.06191
}

Semantic roles & 50–950 ramp

primary
#104D5C
secondary
#954633
accent
#5E3BED
background
#F5F7F8
surface
#E9EEF0
border
#C5C9CB
text
#050A0B
muted
#797C7C

Preview Lab

Preview with #104D5C

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

Preview Lab → · Contrast checker → · Palette generator →

#104D5C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva