#171365#171365

#171365 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.5% C 0.136 H 274.1°. Best body text is #FFFFFF at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#171365
RGB	rgb(23, 19, 101)
HSL	hsl(243, 68%, 24%)
HSV	hsv(243, 81%, 40%)
CMYK	cmyk(77.2%, 81.2%, 0%, 60.4%)
CIE-LAB	lab(13.15, 31.20, -46.84)
CIE-LCH	lch(13.15, 56.28, 303.67°)
OKLab	oklab(26.48% 0.0096 -0.1355)
OKLCH	oklch(26.48% 0.136 274.1)
XYZ	xyz(2.9344, 1.5872, 12.4611)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171365 #616513

analogous

#133865 #171365 #401365

triadic

#171365 #651713 #136517

tetradic

#171365 #651338 #616513 #136540

square

#171365 #651338 #616513 #136540

split-complementary

#171365 #654013 #386513

monochromatic

#06051A #0B0931 #171365 #231D99 #2E26CC

Accessibility & contrast

On white

15.94

#171365 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#171365 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171365

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171365	#FFFFFF	#000000	##FFFFFF
##171365	1.00	15.94	1.32	15.94
#FFFFFF	15.94	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002667

Deuteranopia (green-blind)

#001E64

Tritanopia (blue-blind)

#002B3B

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #171365;
/* rgb */ color: rgb(23, 19, 101);
/* oklch */ color: oklch(26.5% 0.136 274.1);

Tailwind

colors: {
  custom: {
    50: '#635292',
    500: '#171365',
    950: '#000000',
  },
}

SCSS

$custom: #171365;
$custom-light: #635292;
$custom-dark: #000000;

JSON

{
  "hex": "#171365",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 101
  },
  "hsl": {
    "h": 242.927,
    "s": 68.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.26482,
    "c": 0.13584,
    "h": 274.1
  },
  "luminance": 0.01587
}

Semantic roles & 50–950 ramp

primary

#171365

secondary

#989D37

accent

#EB3DE3

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #171365

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

Preview Lab → · Contrast checker → · Palette generator →