#171961#171961

#171961 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.0% C 0.124 H 273.2°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#171961
RGB	rgb(23, 25, 97)
HSL	hsl(238, 62%, 24%)
HSV	hsv(238, 76%, 38%)
CMYK	cmyk(76.3%, 74.2%, 0%, 62%)
CIE-LAB	lab(14.06, 25.91, -42.69)
CIE-LCH	lch(14.06, 49.94, 301.26°)
OKLab	oklab(26.99% 0.007 -0.1234)
OKLCH	oklch(26.99% 0.124 273.2)
XYZ	xyz(2.8579, 1.7402, 11.4922)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171961 #615F17

analogous

#173E61 #171961 #3A1761

triadic

#171961 #611719 #196117

tetradic

#171961 #61173E #615F17 #17613A

square

#171961 #61173E #615F17 #17613A

split-complementary

#171961 #613A17 #3E6117

monochromatic

#060619 #0B0C30 #171961 #232692 #2E33C4

Accessibility & contrast

On white

15.58

#171961 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#171961 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171961

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171961	#FFFFFF	#000000	##FFFFFF
##171961	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002763

Deuteranopia (green-blind)

#002060

Tritanopia (blue-blind)

#002D3B

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #171961;
/* rgb */ color: rgb(23, 25, 97);
/* oklch */ color: oklch(27.0% 0.124 273.2);

Tailwind

colors: {
  custom: {
    50: '#61568f',
    500: '#171961',
    950: '#000000',
  },
}

SCSS

$custom: #171961;
$custom-light: #61568f;
$custom-dark: #000000;

JSON

{
  "hex": "#171961",
  "rgb": {
    "r": 23,
    "g": 25,
    "b": 97
  },
  "hsl": {
    "h": 238.378,
    "s": 61.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.26993,
    "c": 0.12364,
    "h": 273.2
  },
  "luminance": 0.0174
}

Semantic roles & 50–950 ramp

primary

#171961

secondary

#98953C

accent

#E043E5

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #171961

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

Preview Lab → · Contrast checker → · Palette generator →