#170221#170221

#170221 is a very dark, moderate purple. Relative luminance 0.003; OKLCH L 15.9% C 0.069 H 313.6°. Best body text is #FFFFFF at 19.68:1 contrast (WCAG AA passes).

Color values

HEX	#170221
RGB	rgb(23, 2, 33)
HSL	hsl(281, 89%, 7%)
HSV	hsv(281, 94%, 13%)
CMYK	cmyk(30.3%, 93.9%, 0%, 87.1%)
CIE-LAB	lab(3.03, 13.55, -14.80)
CIE-LCH	lch(3.03, 20.07, 312.46°)
OKLab	oklab(15.87% 0.0476 -0.05)
OKLCH	oklch(15.87% 0.069 313.6)
XYZ	xyz(0.6495, 0.3354, 1.4691)
Luminance	0.0034 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 9.23

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170221 #0C2102

analogous

#080221 #170221 #21021C

triadic

#170221 #211702 #022117

tetradic

#170221 #210802 #0C2102 #021C21

square

#170221 #210802 #0C2102 #021C21

split-complementary

#170221 #1C2102 #022108

monochromatic

#14021D #14021D #170221 #3F055B #670994

Accessibility & contrast

On white

19.68

#170221 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#170221 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170221

19.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170221	#FFFFFF	#000000	##FFFFFF
##170221	1.00	19.68	1.07	19.68
#FFFFFF	19.68	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000A22

Deuteranopia (green-blind)

#010C20

Tritanopia (blue-blind)

#160710

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #170221;
/* rgb */ color: rgb(23, 2, 33);
/* oklch */ color: oklch(15.9% 0.069 313.6);

Tailwind

colors: {
  custom: {
    50: '#53475c',
    500: '#170221',
    950: '#000000',
  },
}

SCSS

$custom: #170221;
$custom-light: #53475c;
$custom-dark: #000000;

JSON

{
  "hex": "#170221",
  "rgb": {
    "r": 23,
    "g": 2,
    "b": 33
  },
  "hsl": {
    "h": 280.645,
    "s": 88.571,
    "l": 6.863
  },
  "oklch": {
    "l": 0.15873,
    "c": 0.06901,
    "h": 313.6
  },
  "luminance": 0.00335
}

Semantic roles & 50–950 ramp

primary

#170221

secondary

#316718

accent

#FF296E

background

#F4F4F5

surface

#E7E6E9

border

#C3C2C5

text

#020004

muted

#787779

Preview Lab

Preview with #170221

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

Preview Lab → · Contrast checker → · Palette generator →