#104C5F#104C5F

#104C5F is a dark, moderate cyan. Relative luminance 0.061; OKLCH L 38.9% C 0.066 H 224.2°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX#104C5F
RGBrgb(16, 76, 95)
HSLhsl(194, 71%, 22%)
HSVhsv(194, 83%, 37%)
CMYKcmyk(83.2%, 20%, 0%, 62.7%)
CIE-LABlab(29.68, -11.26, -16.46)
CIE-LCHlch(29.68, 19.94, 235.63°)
OKLaboklab(38.91% -0.0474 -0.0461)
OKLCHoklch(38.91% 0.066 224.2)
XYZxyz(4.8628, 6.1047, 11.7463)
Luminance0.0611 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#104C5F #5F2310
analogous
#105F4B #104C5F #10255F
triadic
#104C5F #5F104C #4C5F10
tetradic
#104C5F #4B105F #5F2310 #255F10
square
#104C5F #4B105F #5F2310 #255F10
split-complementary
#104C5F #5F1025 #5F4B10
monochromatic
#04151A #07222B #104C5F #197693 #22A0C8

Accessibility & contrast

On white

9.46
#104C5F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.22
#104C5F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104C5F
9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##104C5F#FFFFFF#000000##FFFFFF
##104C5F1.009.462.229.46
#FFFFFF9.461.0021.001.00
#0000002.2221.001.0021.00
##FFFFFF9.461.0021.001.00

Color blindness preview

Protanopia (red-blind)
#414A60
Deuteranopia (green-blind)
#37435F
Tritanopia (blue-blind)
#005252
Achromatopsia (no color)
#464646

Design tokens & code

CSS
--color: #104c5f;
/* rgb */ color: rgb(16, 76, 95);
/* oklch */ color: oklch(38.9% 0.066 224.2);
Tailwind
colors: {
  custom: {
    50: '#5d7e8c',
    500: '#104c5f',
    950: '#000000',
  },
}
SCSS
$custom: #104c5f;
$custom-light: #5d7e8c;
$custom-dark: #000000;
JSON
{
  "hex": "#104c5f",
  "rgb": {
    "r": 16,
    "g": 76,
    "b": 95
  },
  "hsl": {
    "h": 194.43,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.38908,
    "c": 0.06616,
    "h": 224.2
  },
  "luminance": 0.06105
}

Semantic roles & 50–950 ramp

primary
#104C5F
secondary
#984B33
accent
#653AEE
background
#F5F7F8
surface
#E9EEF0
border
#C5C9CB
text
#05090C
muted
#797B7D

Preview Lab

Preview with #104C5F

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

Preview Lab → · Contrast checker → · Palette generator →

#104C5F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva