#17113B#17113B

#17113B is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.078 H 284.3°. Best body text is #FFFFFF at 17.80:1 contrast (WCAG AA passes).

Color values

HEX	#17113B
RGB	rgb(23, 17, 59)
HSL	hsl(249, 55%, 15%)
HSV	hsv(249, 71%, 23%)
CMYK	cmyk(61%, 71.2%, 0%, 76.9%)
CIE-LAB	lab(8.12, 16.92, -26.21)
CIE-LCH	lch(8.12, 31.20, 302.86°)
OKLab	oklab(21.5% 0.0191 -0.0751)
OKLCH	oklch(21.5% 0.078 284.3)
XYZ	xyz(1.3430, 0.8987, 4.2395)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17113B #353B11

analogous

#11203B #17113B #2C113B

triadic

#17113B #3B1711 #113B17

tetradic

#17113B #3B1120 #353B11 #113B2C

square

#17113B #3B1120 #353B11 #113B2C

split-complementary

#17113B #3B2C11 #203B11

monochromatic

#090718 #090718 #17113B #2A1F6B #3C2C9A

Accessibility & contrast

On white

17.80

#17113B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#17113B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17113B

17.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17113B	#FFFFFF	#000000	##FFFFFF
##17113B	1.00	17.80	1.18	17.80
#FFFFFF	17.80	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193C

Deuteranopia (green-blind)

#00163A

Tritanopia (blue-blind)

#081B23

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #17113b;
/* rgb */ color: rgb(23, 17, 59);
/* oklch */ color: oklch(21.5% 0.078 284.3);

Tailwind

colors: {
  custom: {
    50: '#584f71',
    500: '#17113b',
    950: '#000000',
  },
}

SCSS

$custom: #17113b;
$custom-light: #584f71;
$custom-dark: #000000;

JSON

{
  "hex": "#17113b",
  "rgb": {
    "r": 23,
    "g": 17,
    "b": 59
  },
  "hsl": {
    "h": 248.571,
    "s": 55.263,
    "l": 14.902
  },
  "oklch": {
    "l": 0.215,
    "c": 0.07755,
    "h": 284.3
  },
  "luminance": 0.00899
}

Semantic roles & 50–950 ramp

primary

#17113B

secondary

#6B7433

accent

#DF49C9

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030208

muted

#78787B

Preview Lab

Preview with #17113B

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

Preview Lab → · Contrast checker → · Palette generator →