#172975#172975

#172975 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.1% C 0.132 H 267.7°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#172975
RGB	rgb(23, 41, 117)
HSL	hsl(229, 67%, 27%)
HSV	hsv(229, 80%, 46%)
CMYK	cmyk(80.3%, 65%, 0%, 54.1%)
CIE-LAB	lab(20.25, 22.68, -45.58)
CIE-LCH	lch(20.25, 50.91, 296.45°)
OKLab	oklab(32.13% -0.0052 -0.1318)
OKLCH	oklch(32.13% 0.132 267.7)
XYZ	xyz(4.3561, 3.0519, 17.1857)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172975 #756317

analogous

#175875 #172975 #341775

triadic

#172975 #751729 #297517

tetradic

#172975 #751758 #756317 #177534

square

#172975 #751758 #756317 #177534

split-complementary

#172975 #753417 #587517

monochromatic

#05091A #0D1742 #172975 #213BA8 #3050D6

Accessibility & contrast

On white

13.04

#172975 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#172975 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172975

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172975	#FFFFFF	#000000	##FFFFFF
##172975	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003577

Deuteranopia (green-blind)

#002D74

Tritanopia (blue-blind)

#003D4B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #172975;
/* rgb */ color: rgb(23, 41, 117);
/* oklch */ color: oklch(32.1% 0.132 267.7);

Tailwind

colors: {
  custom: {
    50: '#65629e',
    500: '#172975',
    950: '#000000',
  },
}

SCSS

$custom: #172975;
$custom-light: #65629e;
$custom-dark: #000000;

JSON

{
  "hex": "#172975",
  "rgb": {
    "r": 23,
    "g": 41,
    "b": 117
  },
  "hsl": {
    "h": 228.511,
    "s": 67.143,
    "l": 27.451
  },
  "oklch": {
    "l": 0.32127,
    "c": 0.13191,
    "h": 267.7
  },
  "luminance": 0.03052
}

Semantic roles & 50–950 ramp

primary

#172975

secondary

#AA963D

accent

#C93EEA

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #172975

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

Preview Lab → · Contrast checker → · Palette generator →