#102C4B#102C4B

#102C4B is a dark, moderate cyan. Relative luminance 0.024; OKLCH L 28.9% C 0.066 H 253.1°. Best body text is #FFFFFF at 14.15:1 contrast (WCAG AA passes).

Color values

HEX#102C4B
RGBrgb(16, 44, 75)
HSLhsl(212, 65%, 18%)
HSVhsv(212, 79%, 29%)
CMYKcmyk(78.7%, 41.3%, 0%, 70.6%)
CIE-LABlab(17.55, 1.75, -22.26)
CIE-LCHlch(17.55, 22.33, 274.49°)
OKLaboklab(28.94% -0.0193 -0.0634)
OKLCHoklch(28.94% 0.066 253.1)
XYZxyz(2.3839, 2.4193, 6.9966)
Luminance0.0242 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#102C4B #4B2F10
analogous
#10494B #102C4B #11104B
triadic
#102C4B #4B102C #2C4B10
tetradic
#102C4B #4B1049 #4B2F10 #104B11
square
#102C4B #4B1049 #4B2F10 #104B11
split-complementary
#102C4B #4B1110 #494B10
monochromatic
#050F19 #050F19 #102C4B #1B4A7D #2667B0

Accessibility & contrast

On white

14.15
#102C4B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.48
#102C4B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C4B
14.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##102C4B#FFFFFF#000000##FFFFFF
##102C4B1.0014.151.4814.15
#FFFFFF14.151.0021.001.00
#0000001.4821.001.0021.00
##FFFFFF14.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1E2E4C
Deuteranopia (green-blind)
#15294A
Tritanopia (blue-blind)
#003337
Achromatopsia (no color)
#2B2B2B

Design tokens & code

CSS
--color: #102c4b;
/* rgb */ color: rgb(16, 44, 75);
/* oklch */ color: oklch(28.9% 0.066 253.1);
Tailwind
colors: {
  custom: {
    50: '#57647d',
    500: '#102c4b',
    950: '#000000',
  },
}
SCSS
$custom: #102c4b;
$custom-light: #57647d;
$custom-dark: #000000;
JSON
{
  "hex": "#102c4b",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 75
  },
  "hsl": {
    "h": 211.525,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.2894,
    "c": 0.06624,
    "h": 253.1
  },
  "luminance": 0.0242
}

Semantic roles & 50–950 ramp

primary
#102C4B
secondary
#855E32
accent
#9840E8
background
#F5F5F7
surface
#E9EAEE
border
#C5C6C9
text
#030509
muted
#78797B

Preview Lab

Preview with #102C4B

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

Preview Lab → · Contrast checker → · Palette generator →

#102C4B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva