#17156A#17156A

#17156A is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.4% C 0.140 H 273.1°. Best body text is #FFFFFF at 15.53:1 contrast (WCAG AA passes).

Color values

HEX	#17156A
RGB	rgb(23, 21, 106)
HSL	hsl(241, 67%, 25%)
HSV	hsv(241, 80%, 42%)
CMYK	cmyk(78.3%, 80.2%, 0%, 58.4%)
CIE-LAB	lab(14.17, 31.79, -48.46)
CIE-LCH	lch(14.17, 57.96, 303.27°)
OKLab	oklab(27.37% 0.0075 -0.1402)
OKLCH	oklch(27.37% 0.14 273.1)
XYZ	xyz(3.2222, 1.7588, 13.8025)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17156A #686A15

analogous

#153D6A #17156A #42156A

triadic

#17156A #6A1715 #156A17

tetradic

#17156A #6A153D #686A15 #156A42

square

#17156A #6A153D #686A15 #156A42

split-complementary

#17156A #6A4215 #3D6A15

monochromatic

#06051A #0C0B37 #17156A #221F9D #2D29D0

Accessibility & contrast

On white

15.53

#17156A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#17156A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17156A

15.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17156A	#FFFFFF	#000000	##FFFFFF
##17156A	1.00	15.53	1.35	15.53
#FFFFFF	15.53	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00286C

Deuteranopia (green-blind)

#002069

Tritanopia (blue-blind)

#002E3F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #17156a;
/* rgb */ color: rgb(23, 21, 106);
/* oklch */ color: oklch(27.4% 0.140 273.1);

Tailwind

colors: {
  custom: {
    50: '#645496',
    500: '#17156a',
    950: '#000000',
  },
}

SCSS

$custom: #17156a;
$custom-light: #645496;
$custom-dark: #000000;

JSON

{
  "hex": "#17156a",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 106
  },
  "hsl": {
    "h": 241.412,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.27373,
    "c": 0.14042,
    "h": 273.1
  },
  "luminance": 0.01759
}

Semantic roles & 50–950 ramp

primary

#17156A

secondary

#9EA13A

accent

#EA3EE6

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #17156A

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

Preview Lab → · Contrast checker → · Palette generator →