#17157F#17157F

#17157F is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.9% C 0.167 H 270.9°. Best body text is #FFFFFF at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#17157F
RGB	rgb(23, 21, 127)
HSL	hsl(241, 72%, 29%)
HSV	hsv(241, 83%, 50%)
CMYK	cmyk(81.9%, 83.5%, 0%, 50.2%)
CIE-LAB	lab(16.75, 39.06, -57.74)
CIE-LCH	lch(16.75, 69.71, 304.08°)
OKLab	oklab(29.93% 0.0027 -0.1671)
OKLCH	oklch(29.93% 0.167 270.9)
XYZ	xyz(4.4510, 2.2503, 20.2743)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17157F #7D7F15

analogous

#15487F #17157F #4C157F

triadic

#17157F #7F1715 #157F17

tetradic

#17157F #7F1548 #7D7F15 #157F4C

square

#17157F #7F1548 #7D7F15 #157F4C

split-complementary

#17157F #7F4C15 #487F15

monochromatic

#05041A #0D0C4A #17157F #211EB4 #3531DD

Accessibility & contrast

On white

14.48

#17157F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#17157F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17157F

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17157F	#FFFFFF	#000000	##FFFFFF
##17157F	1.00	14.48	1.45	14.48
#FFFFFF	14.48	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F82

Deuteranopia (green-blind)

#00247D

Tritanopia (blue-blind)

#00374B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #17157f;
/* rgb */ color: rgb(23, 21, 127);
/* oklch */ color: oklch(29.9% 0.167 270.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#17157f",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 127
  },
  "hsl": {
    "h": 241.132,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.29934,
    "c": 0.16717,
    "h": 270.9
  },
  "luminance": 0.02251
}

Semantic roles & 50–950 ramp

primary

#17157F

secondary

#B2B43C

accent

#EE39EB

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #17157F

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

Preview Lab → · Contrast checker → · Palette generator →