#172A46#172A46

#172A46 is a dark, muted blue. Relative luminance 0.023; OKLCH L 28.4% C 0.058 H 258.0°. Best body text is #FFFFFF at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#172A46
RGB	rgb(23, 42, 70)
HSL	hsl(216, 51%, 18%)
HSV	hsv(216, 67%, 27%)
CMYK	cmyk(67.1%, 40%, 0%, 72.5%)
CIE-LAB	lab(16.89, 2.55, -19.87)
CIE-LCH	lch(16.89, 20.03, 277.32°)
OKLab	oklab(28.42% -0.012 -0.0563)
OKLCH	oklch(28.42% 0.058 258)
XYZ	xyz(2.2864, 2.2801, 6.1128)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172A46 #463317

analogous

#174146 #172A46 #1B1746

triadic

#172A46 #46172A #2A4617

tetradic

#172A46 #461741 #463317 #17461B

square

#172A46 #461741 #463317 #17461B

split-complementary

#172A46 #461B17 #414617

monochromatic

#080E17 #080E18 #172A46 #264674 #3561A2

Accessibility & contrast

On white

14.42

#172A46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#172A46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172A46

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172A46	#FFFFFF	#000000	##FFFFFF
##172A46	1.00	14.42	1.46	14.42
#FFFFFF	14.42	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2C47

Deuteranopia (green-blind)

#182845

Tritanopia (blue-blind)

#003034

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #172a46;
/* rgb */ color: rgb(23, 42, 70);
/* oklch */ color: oklch(28.4% 0.058 258.0);

Tailwind

colors: {
  custom: {
    50: '#596379',
    500: '#172a46',
    950: '#000000',
  },
}

SCSS

$custom: #172a46;
$custom-light: #596379;
$custom-dark: #000000;

JSON

{
  "hex": "#172a46",
  "rgb": {
    "r": 23,
    "g": 42,
    "b": 70
  },
  "hsl": {
    "h": 215.745,
    "s": 50.538,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28421,
    "c": 0.05753,
    "h": 258
  },
  "luminance": 0.0228
}

Semantic roles & 50–950 ramp

primary

#172A46

secondary

#7D633C

accent

#A14EDA

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#040509

muted

#79797B

Preview Lab

Preview with #172A46

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

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