#102858#102858

#102858 is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.9% C 0.092 H 262.3°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX#102858
RGBrgb(16, 40, 88)
HSLhsl(220, 69%, 20%)
HSVhsv(220, 82%, 35%)
CMYKcmyk(81.8%, 54.5%, 0%, 65.5%)
CIE-LABlab(17.14, 10.34, -31.68)
CIE-LCHlch(17.14, 33.32, 288.07°)
OKLaboklab(28.92% -0.0123 -0.0911)
OKLCHoklch(28.92% 0.092 262.3)
XYZxyz(2.7333, 2.3320, 9.5367)
Luminance0.0233 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#102858 #584010
analogous
#104C58 #102858 #1C1058
triadic
#102858 #581028 #285810
tetradic
#102858 #58104C #584010 #10581C
square
#102858 #58104C #584010 #10581C
split-complementary
#102858 #581C10 #4C5810
monochromatic
#050C1A #071024 #102858 #19408C #2357C0

Accessibility & contrast

On white

14.32
#102858 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.47
#102858 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102858
14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##102858#FFFFFF#000000##FFFFFF
##1028581.0014.321.4714.32
#FFFFFF14.321.0021.001.00
#0000001.4721.001.0021.00
##FFFFFF14.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0A2E5A
Deuteranopia (green-blind)
#002757
Tritanopia (blue-blind)
#00343B
Achromatopsia (no color)
#2A2A2A

Design tokens & code

CSS
--color: #102858;
/* rgb */ color: rgb(16, 40, 88);
/* oklch */ color: oklch(28.9% 0.092 262.3);
Tailwind
colors: {
  custom: {
    50: '#5b6187',
    500: '#102858',
    950: '#000000',
  },
}
SCSS
$custom: #102858;
$custom-light: #5b6187;
$custom-dark: #000000;
JSON
{
  "hex": "#102858",
  "rgb": {
    "r": 16,
    "g": 40,
    "b": 88
  },
  "hsl": {
    "h": 220,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.28921,
    "c": 0.09195,
    "h": 262.3
  },
  "luminance": 0.02332
}

Semantic roles & 50–950 ramp

primary
#102858
secondary
#917232
accent
#B13CEC
background
#F5F5F8
surface
#E9E9EF
border
#C5C5CA
text
#04050B
muted
#79797C

Preview Lab

Preview with #102858

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

Preview Lab → · Contrast checker → · Palette generator →

#102858 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva