#221591#221591

#221591 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.8% C 0.186 H 273.8°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#221591
RGB	rgb(34, 21, 145)
HSL	hsl(246, 75%, 33%)
HSV	hsv(246, 86%, 57%)
CMYK	cmyk(76.6%, 85.5%, 0%, 43.1%)
CIE-LAB	lab(19.72, 45.52, -64.11)
CIE-LCH	lch(19.72, 78.63, 305.38°)
OKLab	oklab(32.83% 0.0122 -0.1854)
OKLCH	oklch(32.83% 0.186 273.8)
XYZ	xyz(6.0370, 2.9201, 27.0281)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221591 #849115

analogous

#154691 #221591 #601591

triadic

#221591 #912215 #159122

tetradic

#221591 #911546 #849115 #159160

square

#221591 #911546 #849115 #159160

split-complementary

#221591 #916015 #469115

monochromatic

#090626 #150D5C #221591 #2F1DC6 #4F3DE3

Accessibility & contrast

On white

13.26

#221591 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#221591 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221591

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221591	#FFFFFF	#000000	##FFFFFF
##221591	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003594

Deuteranopia (green-blind)

#002A8F

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #221591;
/* rgb */ color: rgb(34, 21, 145);
/* oklch */ color: oklch(32.8% 0.186 273.8);

Tailwind

colors: {
  custom: {
    50: '#7257b3',
    500: '#221591',
    950: '#000000',
  },
}

SCSS

$custom: #221591;
$custom-light: #7257b3;
$custom-dark: #000000;

JSON

{
  "hex": "#221591",
  "rgb": {
    "r": 34,
    "g": 21,
    "b": 145
  },
  "hsl": {
    "h": 246.29,
    "s": 74.699,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32829,
    "c": 0.18577,
    "h": 273.8
  },
  "luminance": 0.02921
}

Semantic roles & 50–950 ramp

primary

#221591

secondary

#B5C33F

accent

#F136DE

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #221591

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

Preview Lab → · Contrast checker → · Palette generator →