#104B5C#104B5C

#104B5C is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 38.5% C 0.064 H 221.9°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX#104B5C
RGBrgb(16, 75, 92)
HSLhsl(193, 70%, 21%)
HSVhsv(193, 83%, 36%)
CMYKcmyk(82.6%, 18.5%, 0%, 63.9%)
CIE-LABlab(29.20, -11.80, -15.28)
CIE-LCHlch(29.20, 19.30, 232.32°)
OKLaboklab(38.48% -0.0476 -0.0428)
OKLCHoklch(38.48% 0.064 221.9)
XYZxyz(4.6607, 5.9145, 11.0191)
Luminance0.0592 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#104B5C #5C2110
analogous
#105C47 #104B5C #10255C
triadic
#104B5C #5C104B #4B5C10
tetradic
#104B5C #47105C #5C2110 #255C10
square
#104B5C #47105C #5C2110 #255C10
split-complementary
#104B5C #5C1025 #5C4710
monochromatic
#05151A #072028 #104B5C #197590 #22A0C4

Accessibility & contrast

On white

9.62
#104B5C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.18
#104B5C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104B5C
9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##104B5C#FFFFFF#000000##FFFFFF
##104B5C1.009.622.189.62
#FFFFFF9.621.0021.001.00
#0000002.1821.001.0021.00
##FFFFFF9.621.0021.001.00

Color blindness preview

Protanopia (red-blind)
#41495D
Deuteranopia (green-blind)
#37425C
Tritanopia (blue-blind)
#005050
Achromatopsia (no color)
#454545

Design tokens & code

CSS
--color: #104b5c;
/* rgb */ color: rgb(16, 75, 92);
/* oklch */ color: oklch(38.5% 0.064 221.9);
Tailwind
colors: {
  custom: {
    50: '#5c7d8a',
    500: '#104b5c',
    950: '#000000',
  },
}
SCSS
$custom: #104b5c;
$custom-light: #5c7d8a;
$custom-dark: #000000;
JSON
{
  "hex": "#104b5c",
  "rgb": {
    "r": 16,
    "g": 75,
    "b": 92
  },
  "hsl": {
    "h": 193.421,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.38478,
    "c": 0.06401,
    "h": 221.9
  },
  "luminance": 0.05915
}

Semantic roles & 50–950 ramp

primary
#104B5C
secondary
#954933
accent
#633BED
background
#F5F7F8
surface
#E9EEF0
border
#C5C9CB
text
#05090B
muted
#797B7C

Preview Lab

Preview with #104B5C

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

Preview Lab → · Contrast checker → · Palette generator →

#104B5C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva