#171E49#171E49

#171E49 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.6% C 0.080 H 272.5°. Best body text is #FFFFFF at 15.93:1 contrast (WCAG AA passes).

Color values

HEX	#171E49
RGB	rgb(23, 30, 73)
HSL	hsl(232, 52%, 19%)
HSV	hsv(232, 68%, 29%)
CMYK	cmyk(68.5%, 58.9%, 0%, 71.4%)
CIE-LAB	lab(13.18, 12.72, -27.87)
CIE-LCH	lch(13.18, 30.63, 294.54°)
OKLab	oklab(25.64% 0.0035 -0.0799)
OKLCH	oklch(25.64% 0.08 272.5)
XYZ	xyz(2.0198, 1.5916, 6.5028)
Luminance	0.0159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171E49 #494217

analogous

#173749 #171E49 #291749

triadic

#171E49 #49171E #1E4917

tetradic

#171E49 #491737 #494217 #174929

square

#171E49 #491737 #494217 #174929

split-complementary

#171E49 #492917 #374917

monochromatic

#070A17 #080B1A #171E49 #263178 #3444A6

Accessibility & contrast

On white

15.93

#171E49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#171E49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171E49

15.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171E49	#FFFFFF	#000000	##FFFFFF
##171E49	1.00	15.93	1.32	15.93
#FFFFFF	15.93	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04244B

Deuteranopia (green-blind)

#002048

Tritanopia (blue-blind)

#002830

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #171e49;
/* rgb */ color: rgb(23, 30, 73);
/* oklch */ color: oklch(25.6% 0.080 272.5);

Tailwind

colors: {
  custom: {
    50: '#5a597c',
    500: '#171e49',
    950: '#000000',
  },
}

SCSS

$custom: #171e49;
$custom-light: #5a597c;
$custom-dark: #000000;

JSON

{
  "hex": "#171e49",
  "rgb": {
    "r": 23,
    "g": 30,
    "b": 73
  },
  "hsl": {
    "h": 231.6,
    "s": 52.083,
    "l": 18.824
  },
  "oklch": {
    "l": 0.25641,
    "c": 0.08,
    "h": 272.5
  },
  "luminance": 0.01592
}

Semantic roles & 50–950 ramp

primary

#171E49

secondary

#80773C

accent

#C74CDC

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #171E49

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

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