#17133B#17133B

#17133B is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 21.9% C 0.074 H 282.9°. Best body text is #FFFFFF at 17.61:1 contrast (WCAG AA passes).

Color values

HEX#17133B
RGBrgb(23, 19, 59)
HSLhsl(246, 51%, 15%)
HSVhsv(246, 68%, 23%)
CMYKcmyk(61%, 67.8%, 0%, 76.9%)
CIE-LABlab(8.68, 15.44, -25.29)
CIE-LCHlch(8.68, 29.63, 301.42°)
OKLaboklab(21.92% 0.0166 -0.0724)
OKLCHoklch(21.92% 0.074 282.9)
XYZxyz(1.3754, 0.9636, 4.2503)
Luminance0.0096 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17133B #373B13
analogous
#13233B #17133B #2B133B
triadic
#17133B #3B1713 #133B17
tetradic
#17133B #3B1323 #373B13 #133B2B
square
#17133B #3B1323 #373B13 #133B2B
split-complementary
#17133B #3B2B13 #233B13
monochromatic
#090717 #090717 #17133B #292269 #3B3198

Accessibility & contrast

On white

17.61
#17133B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.19
#17133B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17133B
17.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17133B#FFFFFF#000000##FFFFFF
##17133B1.0017.611.1917.61
#FFFFFF17.611.0021.001.00
#0000001.1921.001.0021.00
##FFFFFF17.611.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001A3C
Deuteranopia (green-blind)
#00183A
Tritanopia (blue-blind)
#081C24
Achromatopsia (no color)
#191919

Design tokens & code

CSS
--color: #17133b;
/* rgb */ color: rgb(23, 19, 59);
/* oklch */ color: oklch(21.9% 0.074 282.9);
Tailwind
colors: {
  custom: {
    50: '#585071',
    500: '#17133b',
    950: '#000000',
  },
}
SCSS
$custom: #17133b;
$custom-light: #585071;
$custom-dark: #000000;
JSON
{
  "hex": "#17133b",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 59
  },
  "hsl": {
    "h": 246,
    "s": 51.282,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21916,
    "c": 0.07431,
    "h": 282.9
  },
  "luminance": 0.00964
}

Semantic roles & 50–950 ramp

primary
#17133B
secondary
#6D7336
accent
#DB4DCD
background
#F5F4F6
surface
#E9E7EC
border
#C5C3C7
text
#030208
muted
#78787B

Preview Lab

Preview with #17133B

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

Preview Lab → · Contrast checker → · Palette generator →

#17133B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva