#17157E#17157E

#17157E is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.8% C 0.166 H 271.0°. Best body text is #FFFFFF at 14.53:1 contrast (WCAG AA passes).

Color values

HEX	#17157E
RGB	rgb(23, 21, 126)
HSL	hsl(241, 71%, 29%)
HSV	hsv(241, 83%, 49%)
CMYK	cmyk(81.7%, 83.3%, 0%, 50.6%)
CIE-LAB	lab(16.62, 38.72, -57.31)
CIE-LCH	lch(16.62, 69.17, 304.04°)
OKLab	oklab(29.81% 0.003 -0.1659)
OKLCH	oklch(29.81% 0.166 271)
XYZ	xyz(4.3861, 2.2244, 19.9328)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17157E #7C7E15

analogous

#15487E #17157E #4C157E

triadic

#17157E #7E1715 #157E17

tetradic

#17157E #7E1548 #7C7E15 #157E4C

square

#17157E #7E1548 #7C7E15 #157E4C

split-complementary

#17157E #7E4C15 #487E15

monochromatic

#05041A #0D0C4A #17157E #211EB2 #3431DD

Accessibility & contrast

On white

14.53

#17157E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#17157E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17157E

14.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17157E	#FFFFFF	#000000	##FFFFFF
##17157E	1.00	14.53	1.45	14.53
#FFFFFF	14.53	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E81

Deuteranopia (green-blind)

#00247C

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #17157e;
/* rgb */ color: rgb(23, 21, 126);
/* oklch */ color: oklch(29.8% 0.166 271.0);

Tailwind

colors: {
  custom: {
    50: '#6a55a5',
    500: '#17157e',
    950: '#000000',
  },
}

SCSS

$custom: #17157e;
$custom-light: #6a55a5;
$custom-dark: #000000;

JSON

{
  "hex": "#17157e",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 126
  },
  "hsl": {
    "h": 241.143,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.2981,
    "c": 0.16594,
    "h": 271
  },
  "luminance": 0.02225
}

Semantic roles & 50–950 ramp

primary

#17157E

secondary

#B1B33C

accent

#EE3AEB

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #17157E

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

Preview Lab → · Contrast checker → · Palette generator →