#171671#171671

#171671 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.4% C 0.149 H 272.1°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#171671
RGB	rgb(23, 22, 113)
HSL	hsl(241, 67%, 26%)
HSV	hsv(241, 81%, 44%)
CMYK	cmyk(79.6%, 80.5%, 0%, 55.7%)
CIE-LAB	lab(15.21, 33.69, -51.30)
CIE-LCH	lch(15.21, 61.37, 303.30°)
OKLab	oklab(28.36% 0.0056 -0.1485)
OKLCH	oklch(28.36% 0.149 272.1)
XYZ	xyz(3.6199, 1.9478, 15.8048)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171671 #707116

analogous

#164371 #171671 #451671

triadic

#171671 #711716 #167117

tetradic

#171671 #711643 #707116 #167145

square

#171671 #711643 #707116 #167145

split-complementary

#171671 #714516 #437116

monochromatic

#05051A #0D0C3E #171671 #2120A4 #2D2CD6

Accessibility & contrast

On white

15.11

#171671 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#171671 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171671

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171671	#FFFFFF	#000000	##FFFFFF
##171671	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B74

Deuteranopia (green-blind)

#00226F

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #171671;
/* rgb */ color: rgb(23, 22, 113);
/* oklch */ color: oklch(28.4% 0.149 272.1);

Tailwind

colors: {
  custom: {
    50: '#66559b',
    500: '#171671',
    950: '#000000',
  },
}

SCSS

$custom: #171671;
$custom-light: #66559b;
$custom-dark: #000000;

JSON

{
  "hex": "#171671",
  "rgb": {
    "r": 23,
    "g": 22,
    "b": 113
  },
  "hsl": {
    "h": 240.659,
    "s": 67.407,
    "l": 26.471
  },
  "oklch": {
    "l": 0.28355,
    "c": 0.14858,
    "h": 272.1
  },
  "luminance": 0.01948
}

Semantic roles & 50–950 ramp

primary

#171671

secondary

#A6A73C

accent

#EA3EE8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #171671

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

Preview Lab → · Contrast checker → · Palette generator →