#171572#171572

#171572 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.3% C 0.151 H 272.2°. Best body text is #FFFFFF at 15.14:1 contrast (WCAG AA passes).

Color values

HEX	#171572
RGB	rgb(23, 21, 114)
HSL	hsl(241, 69%, 26%)
HSV	hsv(241, 82%, 45%)
CMYK	cmyk(79.8%, 81.6%, 0%, 55.3%)
CIE-LAB	lab(15.13, 34.62, -52.08)
CIE-LCH	lch(15.13, 62.54, 303.62°)
OKLab	oklab(28.34% 0.0057 -0.1507)
OKLCH	oklch(28.34% 0.151 272.2)
XYZ	xyz(3.6578, 1.9330, 16.0967)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171572 #707215

analogous

#154272 #171572 #461572

triadic

#171572 #721715 #157217

tetradic

#171572 #721542 #707215 #157246

square

#171572 #721542 #707215 #157246

split-complementary

#171572 #724615 #427215

monochromatic

#05051A #0D0B3E #171572 #211FA6 #2D2AD8

Accessibility & contrast

On white

15.14

#171572 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#171572 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171572

15.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171572	#FFFFFF	#000000	##FFFFFF
##171572	1.00	15.14	1.39	15.14
#FFFFFF	15.14	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A75

Deuteranopia (green-blind)

#002170

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #171572;
/* rgb */ color: rgb(23, 21, 114);
/* oklch */ color: oklch(28.3% 0.151 272.2);

Tailwind

colors: {
  custom: {
    50: '#66549c',
    500: '#171572',
    950: '#000000',
  },
}

SCSS

$custom: #171572;
$custom-light: #66549c;
$custom-dark: #000000;

JSON

{
  "hex": "#171572",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 114
  },
  "hsl": {
    "h": 241.29,
    "s": 68.889,
    "l": 26.471
  },
  "oklch": {
    "l": 0.28335,
    "c": 0.15084,
    "h": 272.2
  },
  "luminance": 0.01933
}

Semantic roles & 50–950 ramp

primary

#171572

secondary

#A6A83B

accent

#EC3CE8

background

#F6F4F9

surface

#EBE8F2

border

#C6C4CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #171572

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

Preview Lab → · Contrast checker → · Palette generator →