#170E46#170E46

#170E46 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 22.1% C 0.099 H 282.0°. Best body text is #FFFFFF at 17.68:1 contrast (WCAG AA passes).

Color values

HEX	#170E46
RGB	rgb(23, 14, 70)
HSL	hsl(250, 67%, 16%)
HSV	hsv(250, 80%, 27%)
CMYK	cmyk(67.1%, 80%, 0%, 72.5%)
CIE-LAB	lab(8.47, 23.10, -33.45)
CIE-LCH	lch(8.47, 40.65, 304.62°)
OKLab	oklab(22.1% 0.0206 -0.0964)
OKLCH	oklch(22.1% 0.099 282)
XYZ	xyz(1.6155, 0.9383, 5.8891)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170E46 #3D460E

analogous

#0E2146 #170E46 #330E46

triadic

#170E46 #46170E #0E4617

tetradic

#170E46 #460E21 #3D460E #0E4633

square

#170E46 #460E21 #3D460E #0E4633

split-complementary

#170E46 #46330E #21460E

monochromatic

#08051A #08051A #170E46 #281879 #3922AC

Accessibility & contrast

On white

17.68

#170E46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#170E46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170E46

17.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170E46	#FFFFFF	#000000	##FFFFFF
##170E46	1.00	17.68	1.19	17.68
#FFFFFF	17.68	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A48

Deuteranopia (green-blind)

#001645

Tritanopia (blue-blind)

#001D28

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #170e46;
/* rgb */ color: rgb(23, 14, 70);
/* oklch */ color: oklch(22.1% 0.099 282.0);

Tailwind

colors: {
  custom: {
    50: '#5b4d7a',
    500: '#170e46',
    950: '#000000',
  },
}

SCSS

$custom: #170e46;
$custom-light: #5b4d7a;
$custom-dark: #000000;

JSON

{
  "hex": "#170e46",
  "rgb": {
    "r": 23,
    "g": 14,
    "b": 70
  },
  "hsl": {
    "h": 249.643,
    "s": 66.667,
    "l": 16.471
  },
  "oklch": {
    "l": 0.22096,
    "c": 0.09858,
    "h": 282
  },
  "luminance": 0.00938
}

Semantic roles & 50–950 ramp

primary

#170E46

secondary

#74812F

accent

#EA3ECE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #170E46

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

Preview Lab → · Contrast checker → · Palette generator →