#23299A#23299A

#23299A is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.5% C 0.178 H 271.2°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#23299A
RGB	rgb(35, 41, 154)
HSL	hsl(237, 63%, 37%)
HSV	hsv(237, 77%, 60%)
CMYK	cmyk(77.3%, 73.4%, 0%, 39.6%)
CIE-LAB	lab(24.56, 37.86, -61.64)
CIE-LCH	lch(24.56, 72.34, 301.56°)
OKLab	oklab(36.55% 0.0038 -0.1785)
OKLCH	oklch(36.55% 0.179 271.2)
XYZ	xyz(7.3168, 4.2755, 31.0052)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23299A #9A9423

analogous

#23659A #23299A #59239A

triadic

#23299A #9A2329 #299A23

tetradic

#23299A #9A2365 #9A9423 #239A59

square

#23299A #9A2365 #9A9423 #239A59

split-complementary

#23299A #9A5923 #659A23

monochromatic

#0C0E36 #181C68 #23299A #2E36CC #5D63DA

Accessibility & contrast

On white

11.32

#23299A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#23299A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23299A

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23299A	#FFFFFF	#000000	##FFFFFF
##23299A	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409D

Deuteranopia (green-blind)

#003498

Tritanopia (blue-blind)

#00495F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #23299a;
/* rgb */ color: rgb(35, 41, 154);
/* oklch */ color: oklch(36.5% 0.178 271.2);

Tailwind

colors: {
  custom: {
    50: '#7364b9',
    500: '#23299a',
    950: '#000000',
  },
}

SCSS

$custom: #23299a;
$custom-light: #7364b9;
$custom-dark: #000000;

JSON

{
  "hex": "#23299a",
  "rgb": {
    "r": 35,
    "g": 41,
    "b": 154
  },
  "hsl": {
    "h": 236.975,
    "s": 62.963,
    "l": 37.059
  },
  "oklch": {
    "l": 0.36549,
    "c": 0.1785,
    "h": 271.2
  },
  "luminance": 0.04276
}

Semantic roles & 50–950 ramp

primary

#23299A

secondary

#BFBA5A

accent

#DE42E6

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090512

muted

#7B7A81

Preview Lab

Preview with #23299A

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

Preview Lab → · Contrast checker → · Palette generator →