#23219D#23219D

#23219D is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.7% C 0.190 H 272.0°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#23219D
RGB	rgb(35, 33, 157)
HSL	hsl(241, 65%, 37%)
HSV	hsv(241, 79%, 62%)
CMYK	cmyk(77.7%, 79%, 0%, 38.4%)
CIE-LAB	lab(23.27, 43.49, -65.62)
CIE-LCH	lch(23.27, 78.72, 303.53°)
OKLab	oklab(35.73% 0.0066 -0.1899)
OKLCH	oklch(35.73% 0.19 272)
XYZ	xyz(7.3207, 3.8786, 32.2546)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23219D #9B9D21

analogous

#215D9D #23219D #61219D

triadic

#23219D #9D2321 #219D23

tetradic

#23219D #9D215D #9B9D21 #219D61

square

#23219D #9D215D #9B9D21 #219D61

split-complementary

#23219D #9D6121 #5D9D21

monochromatic

#0C0C38 #18166A #23219D #2E2CD0 #5E5CDD

Accessibility & contrast

On white

11.83

#23219D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#23219D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23219D

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23219D	#FFFFFF	#000000	##FFFFFF
##23219D	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA0

Deuteranopia (green-blind)

#00319B

Tritanopia (blue-blind)

#00475E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #23219d;
/* rgb */ color: rgb(35, 33, 157);
/* oklch */ color: oklch(35.7% 0.190 272.0);

Tailwind

colors: {
  custom: {
    50: '#745fbb',
    500: '#23219d',
    950: '#000000',
  },
}

SCSS

$custom: #23219d;
$custom-light: #745fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#23219d",
  "rgb": {
    "r": 35,
    "g": 33,
    "b": 157
  },
  "hsl": {
    "h": 240.968,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.35728,
    "c": 0.19006,
    "h": 272
  },
  "luminance": 0.03879
}

Semantic roles & 50–950 ramp

primary

#23219D

secondary

#BFC159

accent

#E840E6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23219D

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

Preview Lab → · Contrast checker → · Palette generator →