#102A83#102A83

#102A83 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.5% C 0.152 H 265.5°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX#102A83
RGBrgb(16, 42, 131)
HSLhsl(226, 78%, 29%)
HSVhsv(226, 88%, 51%)
CMYKcmyk(87.8%, 67.9%, 0%, 48.6%)
CIE-LABlab(21.59, 27.00, -52.28)
CIE-LCHlch(21.59, 58.84, 297.31°)
OKLaboklab(33.45% -0.0119 -0.1515)
OKLCHoklch(33.45% 0.152 265.5)
XYZxyz(5.1369, 3.4041, 21.8546)
Luminance0.0340 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#102A83 #836910
analogous
#106483 #102A83 #301083
triadic
#102A83 #83102A #2A8310
tetradic
#102A83 #831064 #836910 #108330
square
#102A83 #831064 #836910 #108330
split-complementary
#102A83 #833010 #648310
monochromatic
#03091B #09194C #102A83 #173BBA #2953E5

Accessibility & contrast

On white

12.49
#102A83 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.68
#102A83 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102A83
12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##102A83#FFFFFF#000000##FFFFFF
##102A831.0012.491.6812.49
#FFFFFF12.491.0021.001.00
#0000001.6821.001.0021.00
##FFFFFF12.491.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003986
Deuteranopia (green-blind)
#002E81
Tritanopia (blue-blind)
#004252
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #102a83;
/* rgb */ color: rgb(16, 42, 131);
/* oklch */ color: oklch(33.5% 0.152 265.5);
Tailwind
colors: {
  custom: {
    50: '#6763a8',
    500: '#102a83',
    950: '#000000',
  },
}
SCSS
$custom: #102a83;
$custom-light: #6763a8;
$custom-dark: #000000;
JSON
{
  "hex": "#102a83",
  "rgb": {
    "r": 16,
    "g": 42,
    "b": 131
  },
  "hsl": {
    "h": 226.435,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33454,
    "c": 0.15198,
    "h": 265.5
  },
  "luminance": 0.03405
}

Semantic roles & 50–950 ramp

primary
#102A83
secondary
#B99B36
accent
#C933F5
background
#F6F5FA
surface
#ECEAF4
border
#C7C6CE
text
#070510
muted
#7A797F

Preview Lab

Preview with #102A83

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

Preview Lab → · Contrast checker → · Palette generator →

#102A83 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva