#170E5F#170E5F

#170E5F is a dark, vivid blue. Relative luminance 0.013; OKLCH L 25.1% C 0.133 H 275.9°. Best body text is #FFFFFF at 16.61:1 contrast (WCAG AA passes).

Color values

HEX	#170E5F
RGB	rgb(23, 14, 95)
HSL	hsl(247, 74%, 21%)
HSV	hsv(247, 85%, 37%)
CMYK	cmyk(75.8%, 85.3%, 0%, 62.7%)
CIE-LAB	lab(11.43, 31.94, -45.70)
CIE-LCH	lch(11.43, 55.75, 304.96°)
OKLab	oklab(25.06% 0.0136 -0.1321)
OKLCH	oklch(25.06% 0.133 275.9)
XYZ	xyz(2.5753, 1.3222, 10.9437)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170E5F #565F0E

analogous

#0E2E5F #170E5F #400E5F

triadic

#170E5F #5F170E #0E5F17

tetradic

#170E5F #5F0E2E #565F0E #0E5F40

square

#170E5F #5F0E2E #565F0E #0E5F40

split-complementary

#170E5F #5F400E #2E5F0E

monochromatic

#06041B #0A062A #170E5F #241694 #311ECA

Accessibility & contrast

On white

16.61

#170E5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#170E5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170E5F

16.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170E5F	#FFFFFF	#000000	##FFFFFF
##170E5F	1.00	16.61	1.26	16.61
#FFFFFF	16.61	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002261

Deuteranopia (green-blind)

#001B5E

Tritanopia (blue-blind)

#002737

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #170e5f;
/* rgb */ color: rgb(23, 14, 95);
/* oklch */ color: oklch(25.1% 0.133 275.9);

Tailwind

colors: {
  custom: {
    50: '#624f8d',
    500: '#170e5f',
    950: '#000000',
  },
}

SCSS

$custom: #170e5f;
$custom-light: #624f8d;
$custom-dark: #000000;

JSON

{
  "hex": "#170e5f",
  "rgb": {
    "r": 23,
    "g": 14,
    "b": 95
  },
  "hsl": {
    "h": 246.667,
    "s": 74.312,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25061,
    "c": 0.1328,
    "h": 275.9
  },
  "luminance": 0.01322
}

Semantic roles & 50–950 ramp

primary

#170E5F

secondary

#8D9930

accent

#F137DC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #170E5F

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

Preview Lab → · Contrast checker → · Palette generator →