#171567#171567

#171567 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.0% C 0.136 H 273.4°. Best body text is #FFFFFF at 15.68:1 contrast (WCAG AA passes).

Color values

HEX	#171567
RGB	rgb(23, 21, 103)
HSL	hsl(241, 66%, 24%)
HSV	hsv(241, 80%, 40%)
CMYK	cmyk(77.7%, 79.6%, 0%, 59.6%)
CIE-LAB	lab(13.81, 30.72, -47.07)
CIE-LCH	lch(13.81, 56.21, 303.13°)
OKLab	oklab(27.02% 0.0082 -0.1362)
OKLCH	oklch(27.02% 0.136 273.4)
XYZ	xyz(3.0689, 1.6974, 12.9952)
Luminance	0.0170 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171567 #656715

analogous

#153C67 #171567 #401567

triadic

#171567 #671715 #156717

tetradic

#171567 #67153C #656715 #156740

square

#171567 #67153C #656715 #156740

split-complementary

#171567 #674015 #3C6715

monochromatic

#060519 #0C0B34 #171567 #221F9A #2E2ACD

Accessibility & contrast

On white

15.68

#171567 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#171567 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171567

15.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171567	#FFFFFF	#000000	##FFFFFF
##171567	1.00	15.68	1.34	15.68
#FFFFFF	15.68	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002769

Deuteranopia (green-blind)

#001F66

Tritanopia (blue-blind)

#002D3D

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #171567;
/* rgb */ color: rgb(23, 21, 103);
/* oklch */ color: oklch(27.0% 0.136 273.4);

Tailwind

colors: {
  custom: {
    50: '#635493',
    500: '#171567',
    950: '#000000',
  },
}

SCSS

$custom: #171567;
$custom-light: #635493;
$custom-dark: #000000;

JSON

{
  "hex": "#171567",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 103
  },
  "hsl": {
    "h": 241.463,
    "s": 66.129,
    "l": 24.314
  },
  "oklch": {
    "l": 0.27018,
    "c": 0.13644,
    "h": 273.4
  },
  "luminance": 0.01698
}

Semantic roles & 50–950 ramp

primary

#171567

secondary

#9B9E3A

accent

#E93FE5

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #171567

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

Preview Lab → · Contrast checker → · Palette generator →