#173078#173078

#173078 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 33.9% C 0.127 H 265.4°. Best body text is #FFFFFF at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#173078
RGB	rgb(23, 48, 120)
HSL	hsl(225, 68%, 28%)
HSV	hsv(225, 81%, 47%)
CMYK	cmyk(80.8%, 60%, 0%, 52.9%)
CIE-LAB	lab(22.48, 18.92, -43.85)
CIE-LCH	lch(22.48, 47.76, 293.34°)
OKLab	oklab(33.87% -0.0101 -0.1266)
OKLCH	oklch(33.87% 0.127 265.4)
XYZ	xyz(4.7993, 3.6516, 18.2175)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173078 #785F17

analogous

#176078 #173078 #2E1778

triadic

#173078 #781730 #307817

tetradic

#173078 #781760 #785F17 #17782E

square

#173078 #781760 #785F17 #17782E

split-complementary

#173078 #782E17 #607817

monochromatic

#050A1A #0D1B45 #173078 #2145AB #325DD8

Accessibility & contrast

On white

12.14

#173078 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#173078 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173078

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173078	#FFFFFF	#000000	##FFFFFF
##173078	1.00	12.14	1.73	12.14
#FFFFFF	12.14	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7A

Deuteranopia (green-blind)

#003177

Tritanopia (blue-blind)

#00424F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #173078;
/* rgb */ color: rgb(23, 48, 120);
/* oklch */ color: oklch(33.9% 0.127 265.4);

Tailwind

colors: {
  custom: {
    50: '#6567a0',
    500: '#173078',
    950: '#000000',
  },
}

SCSS

$custom: #173078;
$custom-light: #6567a0;
$custom-dark: #000000;

JSON

{
  "hex": "#173078",
  "rgb": {
    "r": 23,
    "g": 48,
    "b": 120
  },
  "hsl": {
    "h": 224.536,
    "s": 67.832,
    "l": 28.039
  },
  "oklch": {
    "l": 0.33874,
    "c": 0.12703,
    "h": 265.4
  },
  "luminance": 0.03652
}

Semantic roles & 50–950 ramp

primary

#173078

secondary

#AD903E

accent

#BE3DEB

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060F

muted

#7A7A7E

Preview Lab

Preview with #173078

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

Preview Lab → · Contrast checker → · Palette generator →