#171670#171670

#171670 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.2% C 0.147 H 272.2°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#171670
RGB	rgb(23, 22, 112)
HSL	hsl(241, 67%, 26%)
HSV	hsv(241, 80%, 44%)
CMYK	cmyk(79.5%, 80.4%, 0%, 56.1%)
CIE-LAB	lab(15.09, 33.34, -50.85)
CIE-LCH	lch(15.09, 60.80, 303.25°)
OKLab	oklab(28.24% 0.0058 -0.1472)
OKLCH	oklch(28.24% 0.147 272.2)
XYZ	xyz(3.5639, 1.9254, 15.5099)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171670 #6F7016

analogous

#164270 #171670 #441670

triadic

#171670 #701716 #167017

tetradic

#171670 #701642 #6F7016 #167044

square

#171670 #701642 #6F7016 #167044

split-complementary

#171670 #704416 #427016

monochromatic

#05051A #0C0C3D #171670 #2220A3 #2D2BD5

Accessibility & contrast

On white

15.16

#171670 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#171670 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171670

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171670	#FFFFFF	#000000	##FFFFFF
##171670	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A73

Deuteranopia (green-blind)

#00216E

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #171670;
/* rgb */ color: rgb(23, 22, 112);
/* oklch */ color: oklch(28.2% 0.147 272.2);

Tailwind

colors: {
  custom: {
    50: '#66559a',
    500: '#171670',
    950: '#000000',
  },
}

SCSS

$custom: #171670;
$custom-light: #66559a;
$custom-dark: #000000;

JSON

{
  "hex": "#171670",
  "rgb": {
    "r": 23,
    "g": 22,
    "b": 112
  },
  "hsl": {
    "h": 240.667,
    "s": 67.164,
    "l": 26.275
  },
  "oklch": {
    "l": 0.28235,
    "c": 0.14728,
    "h": 272.2
  },
  "luminance": 0.01926
}

Semantic roles & 50–950 ramp

primary

#171670

secondary

#A5A63C

accent

#EA3EE8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #171670

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

Preview Lab → · Contrast checker → · Palette generator →