#221381#221381

#221381 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.7% C 0.168 H 276.0°. Best body text is #FFFFFF at 14.21:1 contrast (WCAG AA passes).

Color values

HEX	#221381
RGB	rgb(34, 19, 129)
HSL	hsl(248, 74%, 29%)
HSV	hsv(248, 85%, 51%)
CMYK	cmyk(73.6%, 85.3%, 0%, 49.4%)
CIE-LAB	lab(17.42, 41.47, -57.89)
CIE-LCH	lch(17.42, 71.21, 305.62°)
OKLab	oklab(30.67% 0.0177 -0.1673)
OKLCH	oklch(30.67% 0.168 276)
XYZ	xyz(4.8537, 2.3903, 20.9702)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221381 #728113

analogous

#133B81 #221381 #591381

triadic

#221381 #812213 #138122

tetradic

#221381 #81133B #728113 #138159

square

#221381 #81133B #728113 #138159

split-complementary

#221381 #815913 #3B8113

monochromatic

#07041B #140B4C #221381 #301BB6 #462EE0

Accessibility & contrast

On white

14.21

#221381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#221381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221381

14.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221381	#FFFFFF	#000000	##FFFFFF
##221381	1.00	14.21	1.48	14.21
#FFFFFF	14.21	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F84

Deuteranopia (green-blind)

#00267F

Tritanopia (blue-blind)

#00364B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #221381;
/* rgb */ color: rgb(34, 19, 129);
/* oklch */ color: oklch(30.7% 0.168 276.0);

Tailwind

colors: {
  custom: {
    50: '#6e55a7',
    500: '#221381',
    950: '#000000',
  },
}

SCSS

$custom: #221381;
$custom-light: #6e55a7;
$custom-dark: #000000;

JSON

{
  "hex": "#221381",
  "rgb": {
    "r": 34,
    "g": 19,
    "b": 129
  },
  "hsl": {
    "h": 248.182,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30666,
    "c": 0.16823,
    "h": 276
  },
  "luminance": 0.02391
}

Semantic roles & 50–950 ramp

primary

#221381

secondary

#A5B63A

accent

#F137D8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #221381

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

Preview Lab → · Contrast checker → · Palette generator →