#172480#172480

#172480 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.3% C 0.153 H 268.9°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#172480
RGB	rgb(23, 36, 128)
HSL	hsl(233, 70%, 30%)
HSV	hsv(233, 82%, 50%)
CMYK	cmyk(82%, 71.9%, 0%, 49.8%)
CIE-LAB	lab(20.05, 30.43, -52.92)
CIE-LCH	lch(20.05, 61.04, 299.90°)
OKLab	oklab(32.31% -0.0031 -0.1533)
OKLCH	oklch(32.31% 0.153 268.9)
XYZ	xyz(4.8792, 3.0019, 20.7402)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172480 #807317

analogous

#175980 #172480 #3E1780

triadic

#172480 #801724 #248017

tetradic

#172480 #801759 #807317 #17803E

square

#172480 #801759 #807317 #17803E

split-complementary

#172480 #803E17 #598017

monochromatic

#05071A #0E154C #172480 #2033B4 #364BDB

Accessibility & contrast

On white

13.12

#172480 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#172480 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172480

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172480	#FFFFFF	#000000	##FFFFFF
##172480	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003683

Deuteranopia (green-blind)

#002B7E

Tritanopia (blue-blind)

#003E4F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #172480;
/* rgb */ color: rgb(23, 36, 128);
/* oklch */ color: oklch(32.3% 0.153 268.9);

Tailwind

colors: {
  custom: {
    50: '#695fa6',
    500: '#172480',
    950: '#000000',
  },
}

SCSS

$custom: #172480;
$custom-light: #695fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#172480",
  "rgb": {
    "r": 23,
    "g": 36,
    "b": 128
  },
  "hsl": {
    "h": 232.571,
    "s": 69.536,
    "l": 29.608
  },
  "oklch": {
    "l": 0.32313,
    "c": 0.15331,
    "h": 268.9
  },
  "luminance": 0.03002
}

Semantic roles & 50–950 ramp

primary

#172480

secondary

#B4A63E

accent

#D63BEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #172480

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

Preview Lab → · Contrast checker → · Palette generator →