#103681#103681

#103681 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.7% C 0.134 H 262.0°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX#103681
RGBrgb(16, 54, 129)
HSLhsl(220, 78%, 28%)
HSVhsv(220, 88%, 51%)
CMYKcmyk(87.6%, 58.1%, 0%, 49.4%)
CIE-LABlab(24.74, 17.71, -45.88)
CIE-LCHlch(24.74, 49.18, 291.11°)
OKLaboklab(35.74% -0.0186 -0.1326)
OKLCHoklch(35.74% 0.134 262)
XYZxyz(5.4939, 4.3328, 21.3114)
Luminance0.0433 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#103681 #815B10
analogous
#106E81 #103681 #221081
triadic
#103681 #811036 #368110
tetradic
#103681 #81106E #815B10 #108122
square
#103681 #81106E #815B10 #108122
split-complementary
#103681 #812210 #6E8110
monochromatic
#030B1B #091F4B #103681 #174DB7 #2767E4

Accessibility & contrast

On white

11.25
#103681 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.87
#103681 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103681
11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##103681#FFFFFF#000000##FFFFFF
##1036811.0011.251.8711.25
#FFFFFF11.251.0021.001.00
#0000001.8721.001.0021.00
##FFFFFF11.251.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004084
Deuteranopia (green-blind)
#003680
Tritanopia (blue-blind)
#004956
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #103681;
/* rgb */ color: rgb(16, 54, 129);
/* oklch */ color: oklch(35.7% 0.134 262.0);
Tailwind
colors: {
  custom: {
    50: '#656ca6',
    500: '#103681',
    950: '#000000',
  },
}
SCSS
$custom: #103681;
$custom-light: #656ca6;
$custom-dark: #000000;
JSON
{
  "hex": "#103681",
  "rgb": {
    "r": 16,
    "g": 54,
    "b": 129
  },
  "hsl": {
    "h": 219.823,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.35744,
    "c": 0.13387,
    "h": 262
  },
  "luminance": 0.04333
}

Semantic roles & 50–950 ramp

primary
#103681
secondary
#B78C36
accent
#B433F4
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#07060F
muted
#7A7A7F

Preview Lab

Preview with #103681

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

Preview Lab → · Contrast checker → · Palette generator →

#103681 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva