#103A4F#103A4F

#103A4F is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.0% C 0.059 H 234.5°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX#103A4F
RGBrgb(16, 58, 79)
HSLhsl(200, 66%, 19%)
HSVhsv(200, 80%, 31%)
CMYKcmyk(79.7%, 26.6%, 0%, 69%)
CIE-LABlab(22.66, -6.22, -16.93)
CIE-LCHlch(22.66, 18.03, 249.81°)
OKLaboklab(33.04% -0.0339 -0.0476)
OKLCHoklch(33.04% 0.059 234.5)
XYZxyz(3.1375, 3.7004, 7.9445)
Luminance0.0370 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#103A4F #4F2510
analogous
#104F44 #103A4F #101A4F
triadic
#103A4F #4F103A #3A4F10
tetradic
#103A4F #44104F #4F2510 #1A4F10
square
#103A4F #44104F #4F2510 #1A4F10
split-complementary
#103A4F #4F101A #4F4410
monochromatic
#051319 #06151C #103A4F #1A5F82 #2585B5

Accessibility & contrast

On white

12.07
#103A4F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.74
#103A4F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103A4F
12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##103A4F#FFFFFF#000000##FFFFFF
##103A4F1.0012.071.7412.07
#FFFFFF12.071.0021.001.00
#0000001.7421.001.0021.00
##FFFFFF12.071.0021.001.00

Color blindness preview

Protanopia (red-blind)
#303A50
Deuteranopia (green-blind)
#27334F
Tritanopia (blue-blind)
#004041
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #103a4f;
/* rgb */ color: rgb(16, 58, 79);
/* oklch */ color: oklch(33.0% 0.059 234.5);
Tailwind
colors: {
  custom: {
    50: '#587080',
    500: '#103a4f',
    950: '#000000',
  },
}
SCSS
$custom: #103a4f;
$custom-light: #587080;
$custom-dark: #000000;
JSON
{
  "hex": "#103a4f",
  "rgb": {
    "r": 16,
    "g": 58,
    "b": 79
  },
  "hsl": {
    "h": 200,
    "s": 66.316,
    "l": 18.627
  },
  "oklch": {
    "l": 0.33044,
    "c": 0.0585,
    "h": 234.5
  },
  "luminance": 0.03701
}

Semantic roles & 50–950 ramp

primary
#103A4F
secondary
#894F32
accent
#773FE9
background
#F5F6F7
surface
#E9ECEE
border
#C5C7C9
text
#04070A
muted
#797A7C

Preview Lab

Preview with #103A4F

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

Preview Lab → · Contrast checker → · Palette generator →

#103A4F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva