#17176D#17176D

#17176D is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.0% C 0.142 H 272.4°. Best body text is #FFFFFF at 15.22:1 contrast (WCAG AA passes).

Color values

HEX	#17176D
RGB	rgb(23, 23, 109)
HSL	hsl(240, 65%, 26%)
HSV	hsv(240, 79%, 43%)
CMYK	cmyk(78.9%, 78.9%, 0%, 57.3%)
CIE-LAB	lab(14.95, 31.66, -49.13)
CIE-LCH	lch(14.95, 58.45, 302.80°)
OKLab	oklab(28.03% 0.006 -0.1422)
OKLCH	oklch(28.03% 0.142 272.4)
XYZ	xyz(3.4191, 1.8987, 14.6513)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17176D #6D6D17

analogous

#17426D #17176D #42176D

triadic

#17176D #6D1717 #176D17

tetradic

#17176D #6D1742 #6D6D17 #176D42

square

#17176D #6D1742 #6D6D17 #176D42

split-complementary

#17176D #6D4217 #426D17

monochromatic

#050519 #0C0C3A #17176D #2222A0 #2C2CD2

Accessibility & contrast

On white

15.22

#17176D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#17176D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17176D

15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17176D	#FFFFFF	#000000	##FFFFFF
##17176D	1.00	15.22	1.38	15.22
#FFFFFF	15.22	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6F

Deuteranopia (green-blind)

#00216B

Tritanopia (blue-blind)

#003041

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #17176d;
/* rgb */ color: rgb(23, 23, 109);
/* oklch */ color: oklch(28.0% 0.142 272.4);

Tailwind

colors: {
  custom: {
    50: '#655598',
    500: '#17176d',
    950: '#000000',
  },
}

SCSS

$custom: #17176d;
$custom-light: #655598;
$custom-dark: #000000;

JSON

{
  "hex": "#17176d",
  "rgb": {
    "r": 23,
    "g": 23,
    "b": 109
  },
  "hsl": {
    "h": 240,
    "s": 65.152,
    "l": 25.882
  },
  "oklch": {
    "l": 0.28029,
    "c": 0.14232,
    "h": 272.4
  },
  "luminance": 0.01899
}

Semantic roles & 50–950 ramp

primary

#17176D

secondary

#A3A33D

accent

#E840E8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #17176D

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

Preview Lab → · Contrast checker → · Palette generator →