#17109D#17109D

#17109D is a dark, highly saturated blue. Relative luminance 0.030; OKLCH L 33.3% C 0.206 H 269.0°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#17109D
RGB	rgb(23, 16, 157)
HSL	hsl(243, 82%, 34%)
HSV	hsv(243, 90%, 62%)
CMYK	cmyk(85.4%, 89.8%, 0%, 38.4%)
CIE-LAB	lab(19.99, 50.62, -71.09)
CIE-LCH	lch(19.99, 87.27, 305.45°)
OKLab	oklab(33.29% -0.0036 -0.2056)
OKLCH	oklch(33.29% 0.206 269)
XYZ	xyz(6.6224, 2.9863, 32.1191)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17109D #969D10

analogous

#10509D #17109D #5E109D

triadic

#17109D #9D1710 #109D17

tetradic

#17109D #9D1050 #969D10 #109D5E

square

#17109D #9D1050 #969D10 #109D5E

split-complementary

#17109D #9D5E10 #509D10

monochromatic

#07052E #0F0A65 #17109D #1F16D5 #453CEB

Accessibility & contrast

On white

13.15

#17109D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#17109D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17109D

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17109D	#FFFFFF	#000000	##FFFFFF
##17109D	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0037A1

Deuteranopia (green-blind)

#00299B

Tritanopia (blue-blind)

#00425C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #17109d;
/* rgb */ color: rgb(23, 16, 157);
/* oklch */ color: oklch(33.3% 0.206 269.0);

Tailwind

colors: {
  custom: {
    50: '#7256bb',
    500: '#17109d',
    950: '#000000',
  },
}

SCSS

$custom: #17109d;
$custom-light: #7256bb;
$custom-dark: #000000;

JSON

{
  "hex": "#17109d",
  "rgb": {
    "r": 23,
    "g": 16,
    "b": 157
  },
  "hsl": {
    "h": 242.979,
    "s": 81.503,
    "l": 33.922
  },
  "oklch": {
    "l": 0.33286,
    "c": 0.20564,
    "h": 269
  },
  "luminance": 0.02987
}

Semantic roles & 50–950 ramp

primary

#17109D

secondary

#C3CA3E

accent

#F830EE

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0312

muted

#7C7881

Preview Lab

Preview with #17109D

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

Preview Lab → · Contrast checker → · Palette generator →