#171280#171280

#171280 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.171 H 271.1°. Best body text is #FFFFFF at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#171280
RGB	rgb(23, 18, 128)
HSL	hsl(243, 75%, 29%)
HSV	hsv(243, 86%, 50%)
CMYK	cmyk(82%, 85.9%, 0%, 49.8%)
CIE-LAB	lab(16.37, 40.88, -59.01)
CIE-LCH	lch(16.37, 71.79, 304.72°)
OKLab	oklab(29.71% 0.0032 -0.1708)
OKLCH	oklch(29.71% 0.171 271.1)
XYZ	xyz(4.4646, 2.1728, 20.6020)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171280 #7B8012

analogous

#124480 #171280 #4E1280

triadic

#171280 #801712 #128017

tetradic

#171280 #801244 #7B8012 #12804E

square

#171280 #801244 #7B8012 #12804E

split-complementary

#171280 #804E12 #448012

monochromatic

#05041B #0D0A4A #171280 #211AB6 #332BE1

Accessibility & contrast

On white

14.64

#171280 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#171280 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171280

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171280	#FFFFFF	#000000	##FFFFFF
##171280	1.00	14.64	1.43	14.64
#FFFFFF	14.64	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E83

Deuteranopia (green-blind)

#00237E

Tritanopia (blue-blind)

#00364B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #171280;
/* rgb */ color: rgb(23, 18, 128);
/* oklch */ color: oklch(29.7% 0.171 271.1);

Tailwind

colors: {
  custom: {
    50: '#6a54a6',
    500: '#171280',
    950: '#000000',
  },
}

SCSS

$custom: #171280;
$custom-light: #6a54a6;
$custom-dark: #000000;

JSON

{
  "hex": "#171280",
  "rgb": {
    "r": 23,
    "g": 18,
    "b": 128
  },
  "hsl": {
    "h": 242.727,
    "s": 75.342,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29708,
    "c": 0.17079,
    "h": 271.1
  },
  "luminance": 0.02173
}

Semantic roles & 50–950 ramp

primary

#171280

secondary

#B0B638

accent

#F236E9

background

#F7F5FA

surface

#EDE8F4

border

#C8C4CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #171280

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

Preview Lab → · Contrast checker → · Palette generator →