#171A96#171A96

#171A96 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.4% C 0.191 H 269.0°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#171A96
RGB	rgb(23, 26, 150)
HSL	hsl(239, 73%, 34%)
HSV	hsv(239, 85%, 59%)
CMYK	cmyk(84.7%, 82.7%, 0%, 41.2%)
CIE-LAB	lab(20.53, 44.11, -65.88)
CIE-LCH	lch(20.53, 79.29, 303.80°)
OKLab	oklab(33.4% -0.0033 -0.1908)
OKLCH	oklch(33.4% 0.191 269)
XYZ	xyz(6.2259, 3.1222, 29.1228)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171A96 #969317

analogous

#175A96 #171A96 #541796

triadic

#171A96 #96171A #1A9617

tetradic

#171A96 #96175A #969317 #179654

square

#171A96 #96175A #969317 #179654

split-complementary

#171A96 #965417 #5A9617

monochromatic

#07082C #0F1161 #171A96 #1F23CB #4549E2

Accessibility & contrast

On white

12.93

#171A96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#171A96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171A96

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171A96	#FFFFFF	#000000	##FFFFFF
##171A96	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003899

Deuteranopia (green-blind)

#002B94

Tritanopia (blue-blind)

#004259

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #171a96;
/* rgb */ color: rgb(23, 26, 150);
/* oklch */ color: oklch(33.4% 0.191 269.0);

Tailwind

colors: {
  custom: {
    50: '#705ab6',
    500: '#171a96',
    950: '#000000',
  },
}

SCSS

$custom: #171a96;
$custom-light: #705ab6;
$custom-dark: #000000;

JSON

{
  "hex": "#171a96",
  "rgb": {
    "r": 23,
    "g": 26,
    "b": 150
  },
  "hsl": {
    "h": 238.583,
    "s": 73.41,
    "l": 33.922
  },
  "oklch": {
    "l": 0.33397,
    "c": 0.19083,
    "h": 269
  },
  "luminance": 0.03123
}

Semantic roles & 50–950 ramp

primary

#171A96

secondary

#C3C045

accent

#EC38F0

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #171A96

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

Preview Lab → · Contrast checker → · Palette generator →