#171950#171950

#171950 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.2% C 0.099 H 275.2°. Best body text is #FFFFFF at 16.26:1 contrast (WCAG AA passes).

Color values

HEX	#171950
RGB	rgb(23, 25, 80)
HSL	hsl(238, 55%, 20%)
HSV	hsv(238, 71%, 31%)
CMYK	cmyk(71.2%, 68.8%, 0%, 68.6%)
CIE-LAB	lab(12.33, 19.27, -34.06)
CIE-LCH	lch(12.33, 39.14, 299.50°)
OKLab	oklab(25.2% 0.0089 -0.0982)
OKLCH	oklch(25.2% 0.099 275.2)
XYZ	xyz(2.1485, 1.4564, 7.7558)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.19

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171950 #504E17

analogous

#173550 #171950 #321750

triadic

#171950 #501719 #195017

tetradic

#171950 #501735 #504E17 #175032

square

#171950 #501735 #504E17 #175032

split-complementary

#171950 #503217 #355017

monochromatic

#070718 #090A20 #171950 #252880 #3237AF

Accessibility & contrast

On white

16.26

#171950 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#171950 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171950

16.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171950	#FFFFFF	#000000	##FFFFFF
##171950	1.00	16.26	1.29	16.26
#FFFFFF	16.26	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002352

Deuteranopia (green-blind)

#001E4F

Tritanopia (blue-blind)

#002731

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #171950;
/* rgb */ color: rgb(23, 25, 80);
/* oklch */ color: oklch(25.2% 0.099 275.2);

Tailwind

colors: {
  custom: {
    50: '#5c5582',
    500: '#171950',
    950: '#000000',
  },
}

SCSS

$custom: #171950;
$custom-light: #5c5582;
$custom-dark: #000000;

JSON

{
  "hex": "#171950",
  "rgb": {
    "r": 23,
    "g": 25,
    "b": 80
  },
  "hsl": {
    "h": 237.895,
    "s": 55.34,
    "l": 20.196
  },
  "oklch": {
    "l": 0.25204,
    "c": 0.09859,
    "h": 275.2
  },
  "luminance": 0.01457
}

Semantic roles & 50–950 ramp

primary

#171950

secondary

#87843C

accent

#D949DF

background

#F5F5F8

surface

#E9E8EF

border

#C5C4CA

text

#04030A

muted

#79787C

Preview Lab

Preview with #171950

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

Preview Lab → · Contrast checker → · Palette generator →