#221773#221773

#221773 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.5% C 0.147 H 277.7°. Best body text is #FFFFFF at 14.60:1 contrast (WCAG AA passes).

Color values

HEX	#221773
RGB	rgb(34, 23, 115)
HSL	hsl(247, 67%, 27%)
HSV	hsv(247, 80%, 45%)
CMYK	cmyk(70.4%, 80%, 0%, 54.9%)
CIE-LAB	lab(16.46, 34.88, -50.51)
CIE-LCH	lch(16.46, 61.38, 304.63°)
OKLab	oklab(29.51% 0.0199 -0.1459)
OKLCH	oklch(29.51% 0.147 277.7)
XYZ	xyz(4.0596, 2.1903, 16.4252)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221773 #687317

analogous

#173A73 #221773 #501773

triadic

#221773 #732217 #177322

tetradic

#221773 #73173A #687317 #177350

square

#221773 #73173A #687317 #177350

split-complementary

#221773 #735017 #3A7317

monochromatic

#08051A #130D40 #221773 #3121A6 #432FD5

Accessibility & contrast

On white

14.60

#221773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#221773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221773

14.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221773	#FFFFFF	#000000	##FFFFFF
##221773	1.00	14.60	1.44	14.60
#FFFFFF	14.60	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C76

Deuteranopia (green-blind)

#002571

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #221773;
/* rgb */ color: rgb(34, 23, 115);
/* oklch */ color: oklch(29.5% 0.147 277.7);

Tailwind

colors: {
  custom: {
    50: '#6a569c',
    500: '#221773',
    950: '#000000',
  },
}

SCSS

$custom: #221773;
$custom-light: #6a569c;
$custom-dark: #000000;

JSON

{
  "hex": "#221773",
  "rgb": {
    "r": 34,
    "g": 23,
    "b": 115
  },
  "hsl": {
    "h": 247.174,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.29511,
    "c": 0.14726,
    "h": 277.7
  },
  "luminance": 0.02191
}

Semantic roles & 50–950 ramp

primary

#221773

secondary

#9CA93D

accent

#EA3ED5

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #221773

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

Preview Lab → · Contrast checker → · Palette generator →