#172659#172659

#172659 is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.9% C 0.094 H 267.8°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#172659
RGB	rgb(23, 38, 89)
HSL	hsl(226, 59%, 22%)
HSV	hsv(226, 74%, 35%)
CMYK	cmyk(74.2%, 57.3%, 0%, 65.1%)
CIE-LAB	lab(16.94, 13.34, -32.66)
CIE-LCH	lch(16.94, 35.28, 292.22°)
OKLab	oklab(28.89% -0.0037 -0.0939)
OKLCH	oklch(28.89% 0.094 267.8)
XYZ	xyz(2.8490, 2.2894, 9.7410)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172659 #594A17

analogous

#174759 #172659 #291759

triadic

#172659 #591726 #265917

tetradic

#172659 #591747 #594A17 #175929

square

#172659 #591747 #594A17 #175929

split-complementary

#172659 #592917 #475917

monochromatic

#060A18 #0A1128 #172659 #243B8A #3050BA

Accessibility & contrast

On white

14.40

#172659 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#172659 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172659

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172659	#FFFFFF	#000000	##FFFFFF
##172659	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#042D5B

Deuteranopia (green-blind)

#002758

Tritanopia (blue-blind)

#00323B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #172659;
/* rgb */ color: rgb(23, 38, 89);
/* oklch */ color: oklch(28.9% 0.094 267.8);

Tailwind

colors: {
  custom: {
    50: '#5e5f88',
    500: '#172659',
    950: '#000000',
  },
}

SCSS

$custom: #172659;
$custom-light: #5e5f88;
$custom-dark: #000000;

JSON

{
  "hex": "#172659",
  "rgb": {
    "r": 23,
    "g": 38,
    "b": 89
  },
  "hsl": {
    "h": 226.364,
    "s": 58.929,
    "l": 21.961
  },
  "oklch": {
    "l": 0.28887,
    "c": 0.09396,
    "h": 267.8
  },
  "luminance": 0.0229
}

Semantic roles & 50–950 ramp

primary

#172659

secondary

#907D3C

accent

#BF46E2

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040B

muted

#79797C

Preview Lab

Preview with #172659

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

Preview Lab → · Contrast checker → · Palette generator →