#17166F#17166F

#17166F is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.1% C 0.146 H 272.3°. Best body text is #FFFFFF at 15.21:1 contrast (WCAG AA passes).

Color values

HEX	#17166F
RGB	rgb(23, 22, 111)
HSL	hsl(241, 67%, 26%)
HSV	hsv(241, 80%, 44%)
CMYK	cmyk(79.3%, 80.2%, 0%, 56.5%)
CIE-LAB	lab(14.97, 32.98, -50.39)
CIE-LCH	lch(14.97, 60.23, 303.21°)
OKLab	oklab(28.12% 0.006 -0.1459)
OKLCH	oklch(28.12% 0.146 272.3)
XYZ	xyz(3.5085, 1.9033, 15.2183)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17166F #6E6F16

analogous

#16416F #17166F #43166F

triadic

#17166F #6F1716 #166F17

tetradic

#17166F #6F1641 #6E6F16 #166F43

square

#17166F #6F1641 #6E6F16 #166F43

split-complementary

#17166F #6F4316 #416F16

monochromatic

#05051A #0C0C3C #17166F #2220A2 #2C2BD5

Accessibility & contrast

On white

15.21

#17166F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#17166F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17166F

15.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17166F	#FFFFFF	#000000	##FFFFFF
##17166F	1.00	15.21	1.38	15.21
#FFFFFF	15.21	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A72

Deuteranopia (green-blind)

#00216D

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #17166f;
/* rgb */ color: rgb(23, 22, 111);
/* oklch */ color: oklch(28.1% 0.146 272.3);

Tailwind

colors: {
  custom: {
    50: '#655599',
    500: '#17166f',
    950: '#000000',
  },
}

SCSS

$custom: #17166f;
$custom-light: #655599;
$custom-dark: #000000;

JSON

{
  "hex": "#17166f",
  "rgb": {
    "r": 23,
    "g": 22,
    "b": 111
  },
  "hsl": {
    "h": 240.674,
    "s": 66.917,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28116,
    "c": 0.14598,
    "h": 272.3
  },
  "luminance": 0.01904
}

Semantic roles & 50–950 ramp

primary

#17166F

secondary

#A4A53C

accent

#EA3EE8

background

#F6F5F9

surface

#EBE8F2

border

#C6C4CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #17166F

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

Preview Lab → · Contrast checker → · Palette generator →