#221666#221666

#221666 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.131 H 280.5°. Best body text is #FFFFFF at 15.28:1 contrast (WCAG AA passes).

Color values

HEX	#221666
RGB	rgb(34, 22, 102)
HSL	hsl(249, 65%, 24%)
HSV	hsv(249, 78%, 40%)
CMYK	cmyk(66.7%, 78.4%, 0%, 60%)
CIE-LAB	lab(14.81, 31.05, -44.74)
CIE-LCH	lch(14.81, 54.46, 304.76°)
OKLab	oklab(27.92% 0.0239 -0.1291)
OKLCH	oklch(27.92% 0.131 280.5)
XYZ	xyz(3.3441, 1.8730, 12.7531)
Luminance	0.0187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221666 #5A6616

analogous

#163266 #221666 #4A1666

triadic

#221666 #662216 #166622

tetradic

#221666 #661632 #5A6616 #16664A

square

#221666 #661632 #5A6616 #16664A

split-complementary

#221666 #664A16 #326616

monochromatic

#080519 #110B34 #221666 #332198 #442CCB

Accessibility & contrast

On white

15.28

#221666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#221666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221666

15.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221666	#FFFFFF	#000000	##FFFFFF
##221666	1.00	15.28	1.37	15.28
#FFFFFF	15.28	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002868

Deuteranopia (green-blind)

#002265

Tritanopia (blue-blind)

#002D3D

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #221666;
/* rgb */ color: rgb(34, 22, 102);
/* oklch */ color: oklch(27.9% 0.131 280.5);

Tailwind

colors: {
  custom: {
    50: '#675593',
    500: '#221666',
    950: '#000000',
  },
}

SCSS

$custom: #221666;
$custom-light: #675593;
$custom-dark: #000000;

JSON

{
  "hex": "#221666",
  "rgb": {
    "r": 34,
    "g": 22,
    "b": 102
  },
  "hsl": {
    "h": 249,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.27916,
    "c": 0.13128,
    "h": 280.5
  },
  "luminance": 0.01873
}

Semantic roles & 50–950 ramp

primary

#221666

secondary

#8E9D3B

accent

#E840CE

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #221666

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

Preview Lab → · Contrast checker → · Palette generator →