#17113F#17113F

#17113F is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.9% C 0.084 H 282.9°. Best body text is #FFFFFF at 17.67:1 contrast (WCAG AA passes).

Color values

HEX	#17113F
RGB	rgb(23, 17, 63)
HSL	hsl(248, 58%, 16%)
HSV	hsv(248, 73%, 25%)
CMYK	cmyk(63.5%, 73%, 0%, 75.3%)
CIE-LAB	lab(8.50, 18.44, -28.45)
CIE-LCH	lch(8.50, 33.90, 302.94°)
OKLab	oklab(21.9% 0.0188 -0.0817)
OKLCH	oklch(21.9% 0.084 282.9)
XYZ	xyz(1.4507, 0.9418, 4.8070)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 4.14

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17113F #393F11

analogous

#11223F #17113F #2E113F

triadic

#17113F #3F1711 #113F17

tetradic

#17113F #3F1122 #393F11 #113F2E

square

#17113F #3F1122 #393F11 #113F2E

split-complementary

#17113F #3F2E11 #223F11

monochromatic

#090718 #090718 #17113F #291E6F #3A2B9F

Accessibility & contrast

On white

17.67

#17113F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#17113F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17113F

17.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17113F	#FFFFFF	#000000	##FFFFFF
##17113F	1.00	17.67	1.19	17.67
#FFFFFF	17.67	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A40

Deuteranopia (green-blind)

#00173E

Tritanopia (blue-blind)

#051C26

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #17113f;
/* rgb */ color: rgb(23, 17, 63);
/* oklch */ color: oklch(21.9% 0.084 282.9);

Tailwind

colors: {
  custom: {
    50: '#594f74',
    500: '#17113f',
    950: '#000000',
  },
}

SCSS

$custom: #17113f;
$custom-light: #594f74;
$custom-dark: #000000;

JSON

{
  "hex": "#17113f",
  "rgb": {
    "r": 23,
    "g": 17,
    "b": 63
  },
  "hsl": {
    "h": 247.826,
    "s": 57.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.21895,
    "c": 0.08386,
    "h": 282.9
  },
  "luminance": 0.00942
}

Semantic roles & 50–950 ramp

primary

#17113F

secondary

#6F7833

accent

#E147CD

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040208

muted

#79787B

Preview Lab

Preview with #17113F

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

Preview Lab → · Contrast checker → · Palette generator →