#23199E#23199E

#23199E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.9% C 0.198 H 272.6°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#23199E
RGB	rgb(35, 25, 158)
HSL	hsl(245, 73%, 36%)
HSV	hsv(245, 84%, 62%)
CMYK	cmyk(77.8%, 84.2%, 0%, 38%)
CIE-LAB	lab(22.02, 47.79, -68.31)
CIE-LCH	lch(22.02, 83.36, 304.98°)
OKLab	oklab(34.89% 0.0088 -0.1976)
OKLCH	oklch(34.89% 0.198 272.6)
XYZ	xyz(7.2103, 3.5204, 32.6406)
Luminance	0.0352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23199E #949E19

analogous

#19519E #23199E #65199E

triadic

#23199E #9E2319 #199E23

tetradic

#23199E #9E1951 #949E19 #199E65

square

#23199E #9E1951 #949E19 #199E65

split-complementary

#23199E #9E6519 #519E19

monochromatic

#0C0834 #171169 #23199E #2F21D3 #5A4EE3

Accessibility & contrast

On white

12.32

#23199E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#23199E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23199E

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23199E	#FFFFFF	#000000	##FFFFFF
##23199E	1.00	12.32	1.70	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA2

Deuteranopia (green-blind)

#002E9C

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #23199e;
/* rgb */ color: rgb(35, 25, 158);
/* oklch */ color: oklch(34.9% 0.198 272.6);

Tailwind

colors: {
  custom: {
    50: '#755bbc',
    500: '#23199e',
    950: '#000000',
  },
}

SCSS

$custom: #23199e;
$custom-light: #755bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#23199e",
  "rgb": {
    "r": 35,
    "g": 25,
    "b": 158
  },
  "hsl": {
    "h": 244.511,
    "s": 72.678,
    "l": 35.882
  },
  "oklch": {
    "l": 0.34894,
    "c": 0.19779,
    "h": 272.6
  },
  "luminance": 0.03521
}

Semantic roles & 50–950 ramp

primary

#23199E

secondary

#BCC54E

accent

#EF38E2

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #23199E

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

Preview Lab → · Contrast checker → · Palette generator →