#17113D#17113D

#17113D is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.7% C 0.081 H 283.6°. Best body text is #FFFFFF at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#17113D
RGB	rgb(23, 17, 61)
HSL	hsl(248, 56%, 15%)
HSV	hsv(248, 72%, 24%)
CMYK	cmyk(62.3%, 72.1%, 0%, 76.1%)
CIE-LAB	lab(8.31, 17.68, -27.33)
CIE-LCH	lch(8.31, 32.55, 302.89°)
OKLab	oklab(21.7% 0.019 -0.0785)
OKLCH	oklch(21.7% 0.081 283.6)
XYZ	xyz(1.3958, 0.9199, 4.5180)
Luminance	0.0092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17113D #373D11

analogous

#11213D #17113D #2D113D

triadic

#17113D #3D1711 #113D17

tetradic

#17113D #3D1121 #373D11 #113D2D

square

#17113D #3D1121 #373D11 #113D2D

split-complementary

#17113D #3D2D11 #213D11

monochromatic

#090718 #090718 #17113D #291E6D #3B2C9D

Accessibility & contrast

On white

17.74

#17113D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#17113D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17113D

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17113D	#FFFFFF	#000000	##FFFFFF
##17113D	1.00	17.74	1.18	17.74
#FFFFFF	17.74	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193E

Deuteranopia (green-blind)

#00173C

Tritanopia (blue-blind)

#071C25

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #17113d;
/* rgb */ color: rgb(23, 17, 61);
/* oklch */ color: oklch(21.7% 0.081 283.6);

Tailwind

colors: {
  custom: {
    50: '#594f73',
    500: '#17113d',
    950: '#000000',
  },
}

SCSS

$custom: #17113d;
$custom-light: #594f73;
$custom-dark: #000000;

JSON

{
  "hex": "#17113d",
  "rgb": {
    "r": 23,
    "g": 17,
    "b": 61
  },
  "hsl": {
    "h": 248.182,
    "s": 56.41,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21696,
    "c": 0.08073,
    "h": 283.6
  },
  "luminance": 0.0092
}

Semantic roles & 50–950 ramp

primary

#17113D

secondary

#6D7633

accent

#E048CB

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040208

muted

#79787B

Preview Lab

Preview with #17113D

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

Preview Lab → · Contrast checker → · Palette generator →