#171272#171272

#171272 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.9% C 0.154 H 272.5°. Best body text is #FFFFFF at 15.37:1 contrast (WCAG AA passes).

Color values

HEX	#171272
RGB	rgb(23, 18, 114)
HSL	hsl(243, 73%, 26%)
HSV	hsv(243, 84%, 45%)
CMYK	cmyk(79.8%, 84.2%, 0%, 55.3%)
CIE-LAB	lab(14.56, 36.26, -53.02)
CIE-LCH	lch(14.56, 64.23, 304.37°)
OKLab	oklab(27.94% 0.0068 -0.1534)
OKLCH	oklch(27.94% 0.154 272.5)
XYZ	xyz(3.6059, 1.8293, 16.0794)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171272 #6D7212

analogous

#123D72 #171272 #471272

triadic

#171272 #721712 #127217

tetradic

#171272 #72123D #6D7212 #127247

square

#171272 #72123D #6D7212 #127247

split-complementary

#171272 #724712 #3D7212

monochromatic

#05041A #0C0A3D #171272 #221AA7 #2C23DC

Accessibility & contrast

On white

15.37

#171272 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#171272 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171272

15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171272	#FFFFFF	#000000	##FFFFFF
##171272	1.00	15.37	1.37	15.37
#FFFFFF	15.37	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002975

Deuteranopia (green-blind)

#002070

Tritanopia (blue-blind)

#003043

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #171272;
/* rgb */ color: rgb(23, 18, 114);
/* oklch */ color: oklch(27.9% 0.154 272.5);

Tailwind

colors: {
  custom: {
    50: '#66539c',
    500: '#171272',
    950: '#000000',
  },
}

SCSS

$custom: #171272;
$custom-light: #66539c;
$custom-dark: #000000;

JSON

{
  "hex": "#171272",
  "rgb": {
    "r": 23,
    "g": 18,
    "b": 114
  },
  "hsl": {
    "h": 243.125,
    "s": 72.727,
    "l": 25.882
  },
  "oklch": {
    "l": 0.27939,
    "c": 0.15356,
    "h": 272.5
  },
  "luminance": 0.0183
}

Semantic roles & 50–950 ramp

primary

#171272

secondary

#A3A937

accent

#EF38E6

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #171272

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

Preview Lab → · Contrast checker → · Palette generator →