#172071#172071

#172071 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.0% C 0.138 H 270.3°. Best body text is #FFFFFF at 14.18:1 contrast (WCAG AA passes).

Color values

HEX	#172071
RGB	rgb(23, 32, 113)
HSL	hsl(234, 66%, 27%)
HSV	hsv(234, 80%, 44%)
CMYK	cmyk(79.6%, 71.7%, 0%, 55.7%)
CIE-LAB	lab(17.49, 27.34, -47.53)
CIE-LCH	lch(17.49, 54.84, 299.91°)
OKLab	oklab(29.99% 0.0006 -0.1376)
OKLCH	oklch(29.99% 0.138 270.3)
XYZ	xyz(3.8495, 2.4070, 15.8813)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172071 #716817

analogous

#174D71 #172071 #3B1771

triadic

#172071 #711720 #207117

tetradic

#172071 #71174D #716817 #17713B

square

#172071 #71174D #716817 #17713B

split-complementary

#172071 #713B17 #4D7117

monochromatic

#050719 #0D123E #172071 #212EA4 #2E3FD4

Accessibility & contrast

On white

14.18

#172071 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#172071 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172071

14.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172071	#FFFFFF	#000000	##FFFFFF
##172071	1.00	14.18	1.48	14.18
#FFFFFF	14.18	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F73

Deuteranopia (green-blind)

#002770

Tritanopia (blue-blind)

#003645

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172071;
/* rgb */ color: rgb(23, 32, 113);
/* oklch */ color: oklch(30.0% 0.138 270.3);

Tailwind

colors: {
  custom: {
    50: '#655b9b',
    500: '#172071',
    950: '#000000',
  },
}

SCSS

$custom: #172071;
$custom-light: #655b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#172071",
  "rgb": {
    "r": 23,
    "g": 32,
    "b": 113
  },
  "hsl": {
    "h": 234,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.29986,
    "c": 0.13757,
    "h": 270.3
  },
  "luminance": 0.02407
}

Semantic roles & 50–950 ramp

primary

#172071

secondary

#A79C3D

accent

#D83FE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #172071

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

Preview Lab → · Contrast checker → · Palette generator →