#170F60#170F60

#170F60 is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.3% C 0.133 H 275.5°. Best body text is #FFFFFF at 16.49:1 contrast (WCAG AA passes).

Color values

HEX	#170F60
RGB	rgb(23, 15, 96)
HSL	hsl(246, 73%, 22%)
HSV	hsv(246, 84%, 38%)
CMYK	cmyk(76%, 84.4%, 0%, 62.4%)
CIE-LAB	lab(11.74, 31.74, -45.85)
CIE-LCH	lch(11.74, 55.76, 304.69°)
OKLab	oklab(25.32% 0.0129 -0.1325)
OKLCH	oklch(25.32% 0.133 275.5)
XYZ	xyz(2.6348, 1.3681, 11.1893)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170F60 #58600F

analogous

#0F3060 #170F60 #400F60

triadic

#170F60 #60170F #0F6017

tetradic

#170F60 #600F30 #58600F #0F6040

square

#170F60 #600F30 #58600F #0F6040

split-complementary

#170F60 #60400F #30600F

monochromatic

#06041A #0A072B #170F60 #241795 #3020CA

Accessibility & contrast

On white

16.49

#170F60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#170F60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170F60

16.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170F60	#FFFFFF	#000000	##FFFFFF
##170F60	1.00	16.49	1.27	16.49
#FFFFFF	16.49	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002262

Deuteranopia (green-blind)

#001B5F

Tritanopia (blue-blind)

#002838

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #170f60;
/* rgb */ color: rgb(23, 15, 96);
/* oklch */ color: oklch(25.3% 0.133 275.5);

Tailwind

colors: {
  custom: {
    50: '#62508e',
    500: '#170f60',
    950: '#000000',
  },
}

SCSS

$custom: #170f60;
$custom-light: #62508e;
$custom-dark: #000000;

JSON

{
  "hex": "#170f60",
  "rgb": {
    "r": 23,
    "g": 15,
    "b": 96
  },
  "hsl": {
    "h": 245.926,
    "s": 72.973,
    "l": 21.765
  },
  "oklch": {
    "l": 0.25316,
    "c": 0.13317,
    "h": 275.5
  },
  "luminance": 0.01368
}

Semantic roles & 50–950 ramp

primary

#170F60

secondary

#8F9932

accent

#F038DE

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #170F60

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

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