#101E5D#101E5D

#101E5D is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.1% C 0.114 H 268.0°. Best body text is #FFFFFF at 15.38:1 contrast (WCAG AA passes).

Color values

HEX#101E5D
RGBrgb(16, 30, 93)
HSLhsl(229, 71%, 21%)
HSVhsv(229, 83%, 36%)
CMYKcmyk(82.8%, 67.7%, 0%, 63.5%)
CIE-LABlab(14.56, 19.94, -39.22)
CIE-LCHlch(14.56, 44.00, 296.95°)
OKLaboklab(27.12% -0.004 -0.1134)
OKLCHoklch(27.12% 0.114 268)
XYZxyz(2.6531, 1.8287, 10.5670)
Luminance0.0183 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#101E5D #5D4F10
analogous
#10455D #101E5D #29105D
triadic
#101E5D #5D101E #1E5D10
tetradic
#101E5D #5D1045 #5D4F10 #105D29
square
#101E5D #5D1045 #5D4F10 #105D29
split-complementary
#101E5D #5D2910 #455D10
monochromatic
#04081A #070D29 #101E5D #192F91 #2240C5

Accessibility & contrast

On white

15.38
#101E5D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.37
#101E5D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E5D
15.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##101E5D#FFFFFF#000000##FFFFFF
##101E5D1.0015.381.3715.38
#FFFFFF15.381.0021.001.00
#0000001.3721.001.0021.00
##FFFFFF15.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00285F
Deuteranopia (green-blind)
#00215C
Tritanopia (blue-blind)
#002E3A
Achromatopsia (no color)
#252525

Design tokens & code

CSS
--color: #101e5d;
/* rgb */ color: rgb(16, 30, 93);
/* oklch */ color: oklch(27.1% 0.114 268.0);
Tailwind
colors: {
  custom: {
    50: '#5d598c',
    500: '#101e5d',
    950: '#000000',
  },
}
SCSS
$custom: #101e5d;
$custom-light: #5d598c;
$custom-dark: #000000;
JSON
{
  "hex": "#101e5d",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 93
  },
  "hsl": {
    "h": 229.091,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.27122,
    "c": 0.1135,
    "h": 268
  },
  "luminance": 0.01829
}

Semantic roles & 50–950 ramp

primary
#101E5D
secondary
#968433
accent
#CD3AED
background
#F5F5F8
surface
#E9E9F0
border
#C5C5CB
text
#05030C
muted
#79787D

Preview Lab

Preview with #101E5D

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

Preview Lab → · Contrast checker → · Palette generator →

#101E5D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva