#23209F#23209F

#23209F is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.8% C 0.193 H 271.9°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#23209F
RGB	rgb(35, 32, 159)
HSL	hsl(241, 66%, 37%)
HSV	hsv(241, 80%, 62%)
CMYK	cmyk(78%, 79.9%, 0%, 37.6%)
CIE-LAB	lab(23.31, 44.67, -66.77)
CIE-LCH	lch(23.31, 80.33, 303.79°)
OKLab	oklab(35.83% 0.0065 -0.1932)
OKLCH	oklch(35.83% 0.193 271.9)
XYZ	xyz(7.4655, 3.8927, 33.1521)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23209F #9C9F20

analogous

#205D9F #23209F #62209F

triadic

#23209F #9F2320 #209F23

tetradic

#23209F #9F205D #9C9F20 #209F62

square

#23209F #9F205D #9C9F20 #209F62

split-complementary

#23209F #9F6220 #5D9F20

monochromatic

#0D0B39 #18166C #23209F #2E2AD2 #5E5BDE

Accessibility & contrast

On white

11.81

#23209F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#23209F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23209F

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23209F	#FFFFFF	#000000	##FFFFFF
##23209F	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA3

Deuteranopia (green-blind)

#00319D

Tritanopia (blue-blind)

#00475F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #23209f;
/* rgb */ color: rgb(35, 32, 159);
/* oklch */ color: oklch(35.8% 0.193 271.9);

Tailwind

colors: {
  custom: {
    50: '#755ebd',
    500: '#23209f',
    950: '#000000',
  },
}

SCSS

$custom: #23209f;
$custom-light: #755ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#23209f",
  "rgb": {
    "r": 35,
    "g": 32,
    "b": 159
  },
  "hsl": {
    "h": 241.417,
    "s": 66.492,
    "l": 37.451
  },
  "oklch": {
    "l": 0.35829,
    "c": 0.19336,
    "h": 271.9
  },
  "luminance": 0.03894
}

Semantic roles & 50–950 ramp

primary

#23209F

secondary

#C0C259

accent

#E93EE5

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23209F

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

Preview Lab → · Contrast checker → · Palette generator →