#17185D#17185D

#17185D is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.4% C 0.119 H 274.0°. Best body text is #FFFFFF at 15.85:1 contrast (WCAG AA passes).

Color values

HEX	#17185D
RGB	rgb(23, 24, 93)
HSL	hsl(239, 60%, 23%)
HSV	hsv(239, 75%, 36%)
CMYK	cmyk(75.3%, 74.2%, 0%, 63.5%)
CIE-LAB	lab(13.38, 25.05, -41.13)
CIE-LCH	lch(13.38, 48.16, 301.35°)
OKLab	oklab(26.38% 0.0082 -0.1189)
OKLCH	oklch(26.38% 0.119 274)
XYZ	xyz(2.6551, 1.6255, 10.5276)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17185D #5D5C17

analogous

#173B5D #17185D #39175D

triadic

#17185D #5D1718 #185D17

tetradic

#17185D #5D173B #5D5C17 #175D39

square

#17185D #5D173B #5D5C17 #175D39

split-complementary

#17185D #5D3917 #3B5D17

monochromatic

#060619 #0B0B2C #17185D #23258E #2F31BF

Accessibility & contrast

On white

15.85

#17185D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#17185D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17185D

15.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17185D	#FFFFFF	#000000	##FFFFFF
##17185D	1.00	15.85	1.33	15.85
#FFFFFF	15.85	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265F

Deuteranopia (green-blind)

#001F5C

Tritanopia (blue-blind)

#002B38

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #17185d;
/* rgb */ color: rgb(23, 24, 93);
/* oklch */ color: oklch(26.4% 0.119 274.0);

Tailwind

colors: {
  custom: {
    50: '#60558c',
    500: '#17185d',
    950: '#000000',
  },
}

SCSS

$custom: #17185d;
$custom-light: #60558c;
$custom-dark: #000000;

JSON

{
  "hex": "#17185d",
  "rgb": {
    "r": 23,
    "g": 24,
    "b": 93
  },
  "hsl": {
    "h": 239.143,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26376,
    "c": 0.11918,
    "h": 274
  },
  "luminance": 0.01626
}

Semantic roles & 50–950 ramp

primary

#17185D

secondary

#94933C

accent

#E144E3

background

#F6F5F8

surface

#EBE8F0

border

#C6C4CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #17185D

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

Preview Lab → · Contrast checker → · Palette generator →