#171081#171081

#171081 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.6% C 0.173 H 271.1°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#171081
RGB	rgb(23, 16, 129)
HSL	hsl(244, 78%, 28%)
HSV	hsv(244, 88%, 51%)
CMYK	cmyk(82.2%, 87.6%, 0%, 49.4%)
CIE-LAB	lab(16.19, 42.12, -59.94)
CIE-LCH	lch(16.19, 73.26, 305.10°)
OKLab	oklab(29.62% 0.0034 -0.1734)
OKLCH	oklch(29.62% 0.173 271.1)
XYZ	xyz(4.4998, 2.1372, 20.9400)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171081 #7A8110

analogous

#104181 #171081 #4F1081

triadic

#171081 #811710 #108117

tetradic

#171081 #811041 #7A8110 #10814F

square

#171081 #811041 #7A8110 #10814F

split-complementary

#171081 #814F10 #418110

monochromatic

#05031B #0D094B #171081 #2117B7 #3327E4

Accessibility & contrast

On white

14.71

#171081 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#171081 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171081

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171081	#FFFFFF	#000000	##FFFFFF
##171081	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E84

Deuteranopia (green-blind)

#00227F

Tritanopia (blue-blind)

#00364B

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #171081;
/* rgb */ color: rgb(23, 16, 129);
/* oklch */ color: oklch(29.6% 0.173 271.1);

Tailwind

colors: {
  custom: {
    50: '#6b53a7',
    500: '#171081',
    950: '#000000',
  },
}

SCSS

$custom: #171081;
$custom-light: #6b53a7;
$custom-dark: #000000;

JSON

{
  "hex": "#171081",
  "rgb": {
    "r": 23,
    "g": 16,
    "b": 129
  },
  "hsl": {
    "h": 243.717,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29623,
    "c": 0.17344,
    "h": 271.1
  },
  "luminance": 0.02138
}

Semantic roles & 50–950 ramp

primary

#171081

secondary

#AFB736

accent

#F433E8

background

#F7F4FA

surface

#EDE7F4

border

#C8C3CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #171081

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

Preview Lab → · Contrast checker → · Palette generator →