#221789#221789

#221789 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.1% C 0.175 H 274.5°. Best body text is #FFFFFF at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#221789
RGB	rgb(34, 23, 137)
HSL	hsl(246, 71%, 31%)
HSV	hsv(246, 83%, 54%)
CMYK	cmyk(75.2%, 83.2%, 0%, 46.3%)
CIE-LAB	lab(19.05, 42.08, -60.22)
CIE-LCH	lch(19.05, 73.47, 304.94°)
OKLab	oklab(32.08% 0.0138 -0.1742)
OKLCH	oklch(32.08% 0.175 274.5)
XYZ	xyz(5.4799, 2.7585, 23.9057)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221789 #7E8917

analogous

#174589 #221789 #5B1789

triadic

#221789 #892217 #178922

tetradic

#221789 #891745 #7E8917 #17895B

square

#221789 #891745 #7E8917 #17895B

split-complementary

#221789 #895B17 #458917

monochromatic

#080520 #150E55 #221789 #2F20BD #4C3CDE

Accessibility & contrast

On white

13.53

#221789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#221789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221789

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221789	#FFFFFF	#000000	##FFFFFF
##221789	1.00	13.53	1.55	13.53
#FFFFFF	13.53	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338C

Deuteranopia (green-blind)

#002987

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #221789;
/* rgb */ color: rgb(34, 23, 137);
/* oklch */ color: oklch(32.1% 0.175 274.5);

Tailwind

colors: {
  custom: {
    50: '#7058ad',
    500: '#221789',
    950: '#000000',
  },
}

SCSS

$custom: #221789;
$custom-light: #7058ad;
$custom-dark: #000000;

JSON

{
  "hex": "#221789",
  "rgb": {
    "r": 34,
    "g": 23,
    "b": 137
  },
  "hsl": {
    "h": 245.789,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.3208,
    "c": 0.17471,
    "h": 274.5
  },
  "luminance": 0.02759
}

Semantic roles & 50–950 ramp

primary

#221789

secondary

#B1BD3F

accent

#EE3ADD

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #221789

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

Preview Lab → · Contrast checker → · Palette generator →