#17176E#17176E

#17176E is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.1% C 0.144 H 272.3°. Best body text is #FFFFFF at 15.17:1 contrast (WCAG AA passes).

Color values

HEX	#17176E
RGB	rgb(23, 23, 110)
HSL	hsl(240, 65%, 26%)
HSV	hsv(240, 79%, 43%)
CMYK	cmyk(79.1%, 79.1%, 0%, 56.9%)
CIE-LAB	lab(15.06, 32.03, -49.59)
CIE-LCH	lch(15.06, 59.03, 302.86°)
OKLab	oklab(28.15% 0.0058 -0.1435)
OKLCH	oklch(28.15% 0.144 272.3)
XYZ	xyz(3.4733, 1.9204, 14.9364)
Luminance	0.0192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17176E #6E6E17

analogous

#17426E #17176E #42176E

triadic

#17176E #6E1717 #176E17

tetradic

#17176E #6E1742 #6E6E17 #176E42

square

#17176E #6E1742 #6E6E17 #176E42

split-complementary

#17176E #6E4217 #426E17

monochromatic

#050519 #0C0C3B #17176E #2222A1 #2C2CD3

Accessibility & contrast

On white

15.17

#17176E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#17176E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17176E

15.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17176E	#FFFFFF	#000000	##FFFFFF
##17176E	1.00	15.17	1.38	15.17
#FFFFFF	15.17	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A71

Deuteranopia (green-blind)

#00216C

Tritanopia (blue-blind)

#003141

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #17176e;
/* rgb */ color: rgb(23, 23, 110);
/* oklch */ color: oklch(28.1% 0.144 272.3);

Tailwind

colors: {
  custom: {
    50: '#655599',
    500: '#17176e',
    950: '#000000',
  },
}

SCSS

$custom: #17176e;
$custom-light: #655599;
$custom-dark: #000000;

JSON

{
  "hex": "#17176e",
  "rgb": {
    "r": 23,
    "g": 23,
    "b": 110
  },
  "hsl": {
    "h": 240,
    "s": 65.414,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28146,
    "c": 0.14365,
    "h": 272.3
  },
  "luminance": 0.01921
}

Semantic roles & 50–950 ramp

primary

#17176E

secondary

#A4A43D

accent

#E83FE8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #17176E

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

Preview Lab → · Contrast checker → · Palette generator →