#17156D#17156D

#17156D is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.7% C 0.144 H 272.7°. Best body text is #FFFFFF at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#17156D
RGB	rgb(23, 21, 109)
HSL	hsl(241, 68%, 25%)
HSV	hsv(241, 81%, 43%)
CMYK	cmyk(78.9%, 80.7%, 0%, 57.3%)
CIE-LAB	lab(14.53, 32.86, -49.83)
CIE-LCH	lch(14.53, 59.69, 303.41°)
OKLab	oklab(27.73% 0.0069 -0.1442)
OKLCH	oklch(27.73% 0.144 272.7)
XYZ	xyz(3.3809, 1.8223, 14.6386)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17156D #6B6D15

analogous

#153F6D #17156D #43156D

triadic

#17156D #6D1715 #156D17

tetradic

#17156D #6D153F #6B6D15 #156D43

square

#17156D #6D153F #6B6D15 #156D43

split-complementary

#17156D #6D4315 #3F6D15

monochromatic

#05051A #0C0B3A #17156D #221FA0 #2D29D4

Accessibility & contrast

On white

15.39

#17156D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#17156D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17156D

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17156D	#FFFFFF	#000000	##FFFFFF
##17156D	1.00	15.39	1.36	15.39
#FFFFFF	15.39	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296F

Deuteranopia (green-blind)

#00206B

Tritanopia (blue-blind)

#002F40

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #17156d;
/* rgb */ color: rgb(23, 21, 109);
/* oklch */ color: oklch(27.7% 0.144 272.7);

Tailwind

colors: {
  custom: {
    50: '#655498',
    500: '#17156d',
    950: '#000000',
  },
}

SCSS

$custom: #17156d;
$custom-light: #655498;
$custom-dark: #000000;

JSON

{
  "hex": "#17156d",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 109
  },
  "hsl": {
    "h": 241.364,
    "s": 67.692,
    "l": 25.49
  },
  "oklch": {
    "l": 0.27731,
    "c": 0.14436,
    "h": 272.7
  },
  "luminance": 0.01823
}

Semantic roles & 50–950 ramp

primary

#17156D

secondary

#A1A33A

accent

#EB3DE7

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #17156D

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

Preview Lab → · Contrast checker → · Palette generator →