#23198B#23198B

#23198B is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.6% C 0.175 H 274.5°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#23198B
RGB	rgb(35, 25, 139)
HSL	hsl(245, 70%, 32%)
HSV	hsv(245, 82%, 55%)
CMYK	cmyk(74.8%, 82%, 0%, 45.5%)
CIE-LAB	lab(19.70, 41.80, -60.39)
CIE-LCH	lch(19.70, 73.45, 304.69°)
OKLab	oklab(32.62% 0.0139 -0.1746)
OKLCH	oklch(32.62% 0.175 274.5)
XYZ	xyz(5.6994, 2.9161, 24.6836)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23198B #818B19

analogous

#19488B #23198B #5C198B

triadic

#23198B #8B2319 #198B23

tetradic

#23198B #8B1948 #818B19 #198B5C

square

#23198B #8B1948 #818B19 #198B5C

split-complementary

#23198B #8B5C19 #488B19

monochromatic

#090623 #161057 #23198B #3022BF #4F41DD

Accessibility & contrast

On white

13.26

#23198B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#23198B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23198B

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23198B	#FFFFFF	#000000	##FFFFFF
##23198B	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)

#00358E

Deuteranopia (green-blind)

#002A89

Tritanopia (blue-blind)

#003C52

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #23198b;
/* rgb */ color: rgb(35, 25, 139);
/* oklch */ color: oklch(32.6% 0.175 274.5);

Tailwind

colors: {
  custom: {
    50: '#7059ae',
    500: '#23198b',
    950: '#000000',
  },
}

SCSS

$custom: #23198b;
$custom-light: #7059ae;
$custom-dark: #000000;

JSON

{
  "hex": "#23198b",
  "rgb": {
    "r": 35,
    "g": 25,
    "b": 139
  },
  "hsl": {
    "h": 245.263,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32624,
    "c": 0.1752,
    "h": 274.5
  },
  "luminance": 0.02917
}

Semantic roles & 50–950 ramp

primary

#23198B

secondary

#B3BE42

accent

#EC3BDD

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #23198B

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

Preview Lab → · Contrast checker → · Palette generator →