#102E5B#102E5B

#102E5B is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.7% C 0.088 H 258.6°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX#102E5B
RGBrgb(16, 46, 91)
HSLhsl(216, 70%, 21%)
HSVhsv(216, 82%, 36%)
CMYKcmyk(82.4%, 49.5%, 0%, 64.3%)
CIE-LABlab(19.30, 7.20, -30.19)
CIE-LCHlch(19.30, 31.04, 283.42°)
OKLaboklab(30.65% -0.0174 -0.0866)
OKLCHoklch(30.65% 0.088 258.6)
XYZxyz(3.0783, 2.8191, 10.2774)
Luminance0.0282 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#102E5B #5B3D10
analogous
#10535B #102E5B #17105B
triadic
#102E5B #5B102E #2E5B10
tetradic
#102E5B #5B1053 #5B3D10 #105B17
square
#102E5B #5B1053 #5B3D10 #105B17
split-complementary
#102E5B #5B1710 #535B10
monochromatic
#050D1A #071427 #102E5B #19488F #2263C3

Accessibility & contrast

On white

13.43
#102E5B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.56
#102E5B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102E5B
13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##102E5B#FFFFFF#000000##FFFFFF
##102E5B1.0013.431.5613.43
#FFFFFF13.431.0021.001.00
#0000001.5621.001.0021.00
##FFFFFF13.431.0021.001.00

Color blindness preview

Protanopia (red-blind)
#16325D
Deuteranopia (green-blind)
#052C5A
Tritanopia (blue-blind)
#003940
Achromatopsia (no color)
#2F2F2F

Design tokens & code

CSS
--color: #102e5b;
/* rgb */ color: rgb(16, 46, 91);
/* oklch */ color: oklch(30.7% 0.088 258.6);
Tailwind
colors: {
  custom: {
    50: '#5b668a',
    500: '#102e5b',
    950: '#000000',
  },
}
SCSS
$custom: #102e5b;
$custom-light: #5b668a;
$custom-dark: #000000;
JSON
{
  "hex": "#102e5b",
  "rgb": {
    "r": 16,
    "g": 46,
    "b": 91
  },
  "hsl": {
    "h": 216,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30653,
    "c": 0.08835,
    "h": 258.6
  },
  "luminance": 0.02819
}

Semantic roles & 50–950 ramp

primary
#102E5B
secondary
#946D33
accent
#A63BED
background
#F5F6F8
surface
#E9EBF0
border
#C5C6CB
text
#04050B
muted
#797A7C

Preview Lab

Preview with #102E5B

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

Preview Lab → · Contrast checker → · Palette generator →

#102E5B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva