#170E6A#170E6A

#170E6A is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.4% C 0.147 H 274.0°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#170E6A
RGB	rgb(23, 14, 106)
HSL	hsl(246, 77%, 24%)
HSV	hsv(246, 87%, 42%)
CMYK	cmyk(78.3%, 86.8%, 0%, 58.4%)
CIE-LAB	lab(12.84, 35.64, -50.66)
CIE-LCH	lch(12.84, 61.94, 305.13°)
OKLab	oklab(26.45% 0.0103 -0.1465)
OKLCH	oklch(26.45% 0.147 274)
XYZ	xyz(3.1110, 1.5365, 13.7655)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170E6A #616A0E

analogous

#0E336A #170E6A #450E6A

triadic

#170E6A #6A170E #0E6A17

tetradic

#170E6A #6A0E33 #616A0E #0E6A45

square

#170E6A #6A0E33 #616A0E #0E6A45

split-complementary

#170E6A #6A450E #336A0E

monochromatic

#06041B #0B0734 #170E6A #2315A0 #2E1CD6

Accessibility & contrast

On white

16.06

#170E6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#170E6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170E6A

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170E6A	#FFFFFF	#000000	##FFFFFF
##170E6A	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00256C

Deuteranopia (green-blind)

#001D68

Tritanopia (blue-blind)

#002C3D

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #170e6a;
/* rgb */ color: rgb(23, 14, 106);
/* oklch */ color: oklch(26.4% 0.147 274.0);

Tailwind

colors: {
  custom: {
    50: '#655096',
    500: '#170e6a',
    950: '#000000',
  },
}

SCSS

$custom: #170e6a;
$custom-light: #655096;
$custom-dark: #000000;

JSON

{
  "hex": "#170e6a",
  "rgb": {
    "r": 23,
    "g": 14,
    "b": 106
  },
  "hsl": {
    "h": 245.87,
    "s": 76.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.26446,
    "c": 0.14685,
    "h": 274
  },
  "luminance": 0.01537
}

Semantic roles & 50–950 ramp

primary

#170E6A

secondary

#98A331

accent

#F335E1

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020D

muted

#7A787E

Preview Lab

Preview with #170E6A

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

Preview Lab → · Contrast checker → · Palette generator →