#172985#172985

#172985 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.7% C 0.154 H 267.8°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#172985
RGB	rgb(23, 41, 133)
HSL	hsl(230, 71%, 31%)
HSV	hsv(230, 83%, 52%)
CMYK	cmyk(82.7%, 69.2%, 0%, 47.8%)
CIE-LAB	lab(21.80, 29.02, -53.19)
CIE-LCH	lch(21.80, 60.59, 298.62°)
OKLab	oklab(33.74% -0.006 -0.154)
OKLCH	oklch(33.74% 0.154 267.8)
XYZ	xyz(5.3785, 3.4609, 22.5703)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172985 #857317

analogous

#176085 #172985 #3C1785

triadic

#172985 #851729 #298517

tetradic

#172985 #851760 #857317 #17853C

square

#172985 #851760 #857317 #17853C

split-complementary

#172985 #853C17 #608517

monochromatic

#05091D #0E1951 #172985 #2039B9 #3A54DD

Accessibility & contrast

On white

12.41

#172985 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#172985 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172985

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172985	#FFFFFF	#000000	##FFFFFF
##172985	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A88

Deuteranopia (green-blind)

#002F83

Tritanopia (blue-blind)

#004253

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #172985;
/* rgb */ color: rgb(23, 41, 133);
/* oklch */ color: oklch(33.7% 0.154 267.8);

Tailwind

colors: {
  custom: {
    50: '#6962a9',
    500: '#172985',
    950: '#000000',
  },
}

SCSS

$custom: #172985;
$custom-light: #6962a9;
$custom-dark: #000000;

JSON

{
  "hex": "#172985",
  "rgb": {
    "r": 23,
    "g": 41,
    "b": 133
  },
  "hsl": {
    "h": 230.182,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.33741,
    "c": 0.15416,
    "h": 267.8
  },
  "luminance": 0.03461
}

Semantic roles & 50–950 ramp

primary

#172985

secondary

#B9A53F

accent

#D03BED

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #172985

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

Preview Lab → · Contrast checker → · Palette generator →