#17156C#17156C

#17156C is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.6% C 0.143 H 272.8°. Best body text is #FFFFFF at 15.44:1 contrast (WCAG AA passes).

Color values

HEX	#17156C
RGB	rgb(23, 21, 108)
HSL	hsl(241, 67%, 25%)
HSV	hsv(241, 81%, 42%)
CMYK	cmyk(78.7%, 80.6%, 0%, 57.6%)
CIE-LAB	lab(14.41, 32.51, -49.37)
CIE-LCH	lch(14.41, 59.11, 303.36°)
OKLab	oklab(27.61% 0.0071 -0.1429)
OKLCH	oklch(27.61% 0.143 272.8)
XYZ	xyz(3.3274, 1.8009, 14.3567)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17156C #6A6C15

analogous

#153F6C #17156C #42156C

triadic

#17156C #6C1715 #156C17

tetradic

#17156C #6C153F #6A6C15 #156C42

square

#17156C #6C153F #6A6C15 #156C42

split-complementary

#17156C #6C4215 #3F6C15

monochromatic

#05051A #0C0B39 #17156C #221F9F #2D29D2

Accessibility & contrast

On white

15.44

#17156C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#17156C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17156C

15.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17156C	#FFFFFF	#000000	##FFFFFF
##17156C	1.00	15.44	1.36	15.44
#FFFFFF	15.44	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296E

Deuteranopia (green-blind)

#00206A

Tritanopia (blue-blind)

#002F40

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #17156c;
/* rgb */ color: rgb(23, 21, 108);
/* oklch */ color: oklch(27.6% 0.143 272.8);

Tailwind

colors: {
  custom: {
    50: '#645497',
    500: '#17156c',
    950: '#000000',
  },
}

SCSS

$custom: #17156c;
$custom-light: #645497;
$custom-dark: #000000;

JSON

{
  "hex": "#17156c",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 108
  },
  "hsl": {
    "h": 241.379,
    "s": 67.442,
    "l": 25.294
  },
  "oklch": {
    "l": 0.27611,
    "c": 0.14306,
    "h": 272.8
  },
  "luminance": 0.01801
}

Semantic roles & 50–950 ramp

primary

#17156C

secondary

#A0A33A

accent

#EA3DE6

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #17156C

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

Preview Lab → · Contrast checker → · Palette generator →