#17185C#17185C

#17185C is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.3% C 0.118 H 274.1°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#17185C
RGB	rgb(23, 24, 92)
HSL	hsl(239, 60%, 23%)
HSV	hsv(239, 75%, 36%)
CMYK	cmyk(75%, 73.9%, 0%, 63.9%)
CIE-LAB	lab(13.28, 24.67, -40.64)
CIE-LCH	lch(13.28, 47.54, 301.26°)
OKLab	oklab(26.27% 0.0084 -0.1174)
OKLCH	oklch(26.27% 0.118 274.1)
XYZ	xyz(2.6111, 1.6079, 10.2959)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17185C #5C5B17

analogous

#173B5C #17185C #38175C

triadic

#17185C #5C1718 #185C17

tetradic

#17185C #5C173B #5C5B17 #175C38

square

#17185C #5C173B #5C5B17 #175C38

split-complementary

#17185C #5C3817 #3B5C17

monochromatic

#060618 #0B0B2B #17185C #23258D #2F32BE

Accessibility & contrast

On white

15.89

#17185C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#17185C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17185C

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17185C	#FFFFFF	#000000	##FFFFFF
##17185C	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255E

Deuteranopia (green-blind)

#001F5B

Tritanopia (blue-blind)

#002A38

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #17185c;
/* rgb */ color: rgb(23, 24, 92);
/* oklch */ color: oklch(26.3% 0.118 274.1);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#17185c",
  "rgb": {
    "r": 23,
    "g": 24,
    "b": 92
  },
  "hsl": {
    "h": 239.13,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.26267,
    "c": 0.11774,
    "h": 274.1
  },
  "luminance": 0.01608
}

Semantic roles & 50–950 ramp

primary

#17185C

secondary

#93923C

accent

#E145E3

background

#F6F4F8

surface

#EBE8F0

border

#C6C4CB

text

#05030C

muted

#7A787D

Preview Lab

Preview with #17185C

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

Preview Lab → · Contrast checker → · Palette generator →