#17459F#17459F

#17459F is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.8% C 0.155 H 261.9°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#17459F
RGB	rgb(23, 69, 159)
HSL	hsl(220, 75%, 36%)
HSV	hsv(220, 86%, 62%)
CMYK	cmyk(85.5%, 56.6%, 0%, 37.6%)
CIE-LAB	lab(31.67, 20.18, -53.06)
CIE-LCH	lch(31.67, 56.77, 290.82°)
OKLab	oklab(41.8% -0.0218 -0.1533)
OKLCH	oklch(41.8% 0.155 261.9)
XYZ	xyz(8.7372, 6.9405, 33.6733)
Luminance	0.0694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17459F #9F7117

analogous

#17899F #17459F #2D179F

triadic

#17459F #9F1745 #459F17

tetradic

#17459F #9F1789 #9F7117 #179F2D

square

#17459F #9F1789 #9F7117 #179F2D

split-complementary

#17459F #9F2D17 #899F17

monochromatic

#081734 #0F2E6A #17459F #1F5CD4 #4B7FE5

Accessibility & contrast

On white

8.79

#17459F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#17459F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17459F

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17459F	#FFFFFF	#000000	##FFFFFF
##17459F	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A2

Deuteranopia (green-blind)

#00459D

Tritanopia (blue-blind)

#005C6B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #17459f;
/* rgb */ color: rgb(23, 69, 159);
/* oklch */ color: oklch(41.8% 0.155 261.9);

Tailwind

colors: {
  custom: {
    50: '#6e78bc',
    500: '#17459f',
    950: '#000000',
  },
}

SCSS

$custom: #17459f;
$custom-light: #6e78bc;
$custom-dark: #000000;

JSON

{
  "hex": "#17459f",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 159
  },
  "hsl": {
    "h": 219.706,
    "s": 74.725,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41801,
    "c": 0.15482,
    "h": 261.9
  },
  "luminance": 0.06942
}

Semantic roles & 50–950 ramp

primary

#17459F

secondary

#C79D4B

accent

#B236F1

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #17459F

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

Preview Lab → · Contrast checker → · Palette generator →