#102D4D#102D4D

#102D4D is a dark, moderate cyan. Relative luminance 0.025; OKLCH L 29.3% C 0.068 H 253.1°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX#102D4D
RGBrgb(16, 45, 77)
HSLhsl(211, 66%, 18%)
HSVhsv(211, 79%, 30%)
CMYKcmyk(79.2%, 41.6%, 0%, 69.8%)
CIE-LABlab(18.02, 1.88, -22.87)
CIE-LCHlch(18.02, 22.95, 274.71°)
OKLaboklab(29.35% -0.0198 -0.0651)
OKLCHoklch(29.35% 0.068 253.1)
XYZxyz(2.4911, 2.5225, 7.3753)
Luminance0.0252 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#102D4D #4D3010
analogous
#104B4D #102D4D #11104D
triadic
#102D4D #4D102D #2D4D10
tetradic
#102D4D #4D104B #4D3010 #104D11
square
#102D4D #4D104B #4D3010 #104D11
split-complementary
#102D4D #4D1110 #4B4D10
monochromatic
#050F19 #050F1A #102D4D #1B4B80 #2568B2

Accessibility & contrast

On white

13.96
#102D4D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.50
#102D4D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D4D
13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##102D4D#FFFFFF#000000##FFFFFF
##102D4D1.0013.961.5013.96
#FFFFFF13.961.0021.001.00
#0000001.5021.001.0021.00
##FFFFFF13.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1E2F4E
Deuteranopia (green-blind)
#15294C
Tritanopia (blue-blind)
#003539
Achromatopsia (no color)
#2C2C2C

Design tokens & code

CSS
--color: #102d4d;
/* rgb */ color: rgb(16, 45, 77);
/* oklch */ color: oklch(29.3% 0.068 253.1);
Tailwind
colors: {
  custom: {
    50: '#57657f',
    500: '#102d4d',
    950: '#000000',
  },
}
SCSS
$custom: #102d4d;
$custom-light: #57657f;
$custom-dark: #000000;
JSON
{
  "hex": "#102d4d",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 77
  },
  "hsl": {
    "h": 211.475,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.29349,
    "c": 0.06809,
    "h": 253.1
  },
  "luminance": 0.02523
}

Semantic roles & 50–950 ramp

primary
#102D4D
secondary
#875E32
accent
#983FE9
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#04050A
muted
#797A7C

Preview Lab

Preview with #102D4D

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

Preview Lab → · Contrast checker → · Palette generator →

#102D4D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva