#172270#172270

#172270 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.3% C 0.134 H 269.8°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#172270
RGB	rgb(23, 34, 112)
HSL	hsl(233, 66%, 26%)
HSV	hsv(233, 79%, 44%)
CMYK	cmyk(79.5%, 69.6%, 0%, 56.1%)
CIE-LAB	lab(17.90, 25.59, -46.22)
CIE-LCH	lch(17.90, 52.83, 298.97°)
OKLab	oklab(30.25% -0.0005 -0.1337)
OKLCH	oklch(30.25% 0.134 269.8)
XYZ	xyz(3.8490, 2.4956, 15.6049)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172270 #706517

analogous

#174F70 #172270 #391770

triadic

#172270 #701722 #227017

tetradic

#172270 #70174F #706517 #177039

square

#172270 #70174F #706517 #177039

split-complementary

#172270 #703917 #4F7017

monochromatic

#050819 #0D133D #172270 #2131A3 #2D42D4

Accessibility & contrast

On white

14.01

#172270 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#172270 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172270

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172270	#FFFFFF	#000000	##FFFFFF
##172270	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003072

Deuteranopia (green-blind)

#00286F

Tritanopia (blue-blind)

#003745

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #172270;
/* rgb */ color: rgb(23, 34, 112);
/* oklch */ color: oklch(30.3% 0.134 269.8);

Tailwind

colors: {
  custom: {
    50: '#645d9a',
    500: '#172270',
    950: '#000000',
  },
}

SCSS

$custom: #172270;
$custom-light: #645d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#172270",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 112
  },
  "hsl": {
    "h": 232.584,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.3025,
    "c": 0.13373,
    "h": 269.8
  },
  "luminance": 0.02496
}

Semantic roles & 50–950 ramp

primary

#172270

secondary

#A6993D

accent

#D43FE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #172270

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

Preview Lab → · Contrast checker → · Palette generator →