#17176F#17176F

#17176F is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.3% C 0.145 H 272.2°. Best body text is #FFFFFF at 15.12:1 contrast (WCAG AA passes).

Color values

HEX	#17176F
RGB	rgb(23, 23, 111)
HSL	hsl(240, 66%, 26%)
HSV	hsv(240, 79%, 44%)
CMYK	cmyk(79.3%, 79.3%, 0%, 56.5%)
CIE-LAB	lab(15.18, 32.39, -50.05)
CIE-LCH	lch(15.18, 59.61, 302.91°)
OKLab	oklab(28.26% 0.0055 -0.1449)
OKLCH	oklch(28.26% 0.145 272.2)
XYZ	xyz(3.5280, 1.9423, 15.2248)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17176F #6F6F17

analogous

#17436F #17176F #43176F

triadic

#17176F #6F1717 #176F17

tetradic

#17176F #6F1743 #6F6F17 #176F43

square

#17176F #6F1743 #6F6F17 #176F43

split-complementary

#17176F #6F4317 #436F17

monochromatic

#050519 #0C0C3C #17176F #2222A2 #2D2DD3

Accessibility & contrast

On white

15.12

#17176F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#17176F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17176F

15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17176F	#FFFFFF	#000000	##FFFFFF
##17176F	1.00	15.12	1.39	15.12
#FFFFFF	15.12	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A72

Deuteranopia (green-blind)

#00226D

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #17176f;
/* rgb */ color: rgb(23, 23, 111);
/* oklch */ color: oklch(28.3% 0.145 272.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#17176f",
  "rgb": {
    "r": 23,
    "g": 23,
    "b": 111
  },
  "hsl": {
    "h": 240,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.28264,
    "c": 0.14497,
    "h": 272.2
  },
  "luminance": 0.01943
}

Semantic roles & 50–950 ramp

primary

#17176F

secondary

#A5A53D

accent

#E93FE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #17176F

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

Preview Lab → · Contrast checker → · Palette generator →