#171675#171675

#171675 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.8% C 0.154 H 271.7°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#171675
RGB	rgb(23, 22, 117)
HSL	hsl(241, 68%, 27%)
HSV	hsv(241, 81%, 46%)
CMYK	cmyk(80.3%, 81.2%, 0%, 54.1%)
CIE-LAB	lab(15.70, 35.10, -53.08)
CIE-LCH	lch(15.70, 63.64, 303.47°)
OKLab	oklab(28.84% 0.0047 -0.1537)
OKLCH	oklch(28.84% 0.154 271.7)
XYZ	xyz(3.8501, 2.0399, 17.0170)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171675 #747516

analogous

#164475 #171675 #471675

triadic

#171675 #751716 #167517

tetradic

#171675 #751644 #747516 #167547

square

#171675 #751644 #747516 #167547

split-complementary

#171675 #754716 #447516

monochromatic

#05051A #0D0C41 #171675 #2120A9 #302ED8

Accessibility & contrast

On white

14.91

#171675 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#171675 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171675

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171675	#FFFFFF	#000000	##FFFFFF
##171675	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C78

Deuteranopia (green-blind)

#002273

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #171675;
/* rgb */ color: rgb(23, 22, 117);
/* oklch */ color: oklch(28.8% 0.154 271.7);

Tailwind

colors: {
  custom: {
    50: '#67559e',
    500: '#171675',
    950: '#000000',
  },
}

SCSS

$custom: #171675;
$custom-light: #67559e;
$custom-dark: #000000;

JSON

{
  "hex": "#171675",
  "rgb": {
    "r": 23,
    "g": 22,
    "b": 117
  },
  "hsl": {
    "h": 240.632,
    "s": 68.345,
    "l": 27.255
  },
  "oklch": {
    "l": 0.28837,
    "c": 0.15373,
    "h": 271.7
  },
  "luminance": 0.0204
}

Semantic roles & 50–950 ramp

primary

#171675

secondary

#A9AB3C

accent

#EB3DE9

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #171675

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

Preview Lab → · Contrast checker → · Palette generator →