#23208B#23208B

#23208B is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.6% C 0.169 H 273.7°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#23208B
RGB	rgb(35, 32, 139)
HSL	hsl(242, 63%, 34%)
HSV	hsv(242, 77%, 55%)
CMYK	cmyk(74.8%, 77%, 0%, 45.5%)
CIE-LAB	lab(21.03, 37.99, -58.19)
CIE-LCH	lch(21.03, 69.50, 303.14°)
OKLab	oklab(33.56% 0.0108 -0.1683)
OKLCH	oklch(33.56% 0.169 273.7)
XYZ	xyz(5.8683, 3.2538, 24.7399)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23208B #888B20

analogous

#20528B #23208B #58208B

triadic

#23208B #8B2320 #208B23

tetradic

#23208B #8B2052 #888B20 #208B58

square

#23208B #8B2052 #888B20 #208B58

split-complementary

#23208B #8B5820 #528B20

monochromatic

#0A0928 #161559 #23208B #302BBD #534FD6

Accessibility & contrast

On white

12.72

#23208B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#23208B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23208B

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23208B	#FFFFFF	#000000	##FFFFFF
##23208B	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388E

Deuteranopia (green-blind)

#002D89

Tritanopia (blue-blind)

#003F54

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #23208b;
/* rgb */ color: rgb(35, 32, 139);
/* oklch */ color: oklch(33.6% 0.169 273.7);

Tailwind

colors: {
  custom: {
    50: '#705dae',
    500: '#23208b',
    950: '#000000',
  },
}

SCSS

$custom: #23208b;
$custom-light: #705dae;
$custom-dark: #000000;

JSON

{
  "hex": "#23208b",
  "rgb": {
    "r": 35,
    "g": 32,
    "b": 139
  },
  "hsl": {
    "h": 241.682,
    "s": 62.573,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33555,
    "c": 0.1687,
    "h": 273.7
  },
  "luminance": 0.03254
}

Semantic roles & 50–950 ramp

primary

#23208B

secondary

#B7BA4D

accent

#E642E1

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #23208B

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

Preview Lab → · Contrast checker → · Palette generator →