#23359A#23359A

#23359A is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.6% C 0.165 H 269.0°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#23359A
RGB	rgb(35, 53, 154)
HSL	hsl(231, 63%, 37%)
HSV	hsv(231, 77%, 60%)
CMYK	cmyk(77.3%, 65.6%, 0%, 39.6%)
CIE-LAB	lab(27.40, 30.20, -56.98)
CIE-LCH	lch(27.40, 64.49, 297.92°)
OKLab	oklab(38.6% -0.0027 -0.1648)
OKLCH	oklch(38.6% 0.165 269)
XYZ	xyz(7.7970, 5.2358, 31.1653)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23359A #9A8823

analogous

#23719A #23359A #4C239A

triadic

#23359A #9A2335 #359A23

tetradic

#23359A #9A2371 #9A8823 #239A4C

square

#23359A #9A2371 #9A8823 #239A4C

split-complementary

#23359A #9A4C23 #719A23

monochromatic

#0C1336 #182468 #23359A #2E46CC #5D70DA

Accessibility & contrast

On white

10.26

#23359A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#23359A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23359A

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23359A	#FFFFFF	#000000	##FFFFFF
##23359A	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469D

Deuteranopia (green-blind)

#003B98

Tritanopia (blue-blind)

#005062

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #23359a;
/* rgb */ color: rgb(35, 53, 154);
/* oklch */ color: oklch(38.6% 0.165 269.0);

Tailwind

colors: {
  custom: {
    50: '#726cb9',
    500: '#23359a',
    950: '#000000',
  },
}

SCSS

$custom: #23359a;
$custom-light: #726cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#23359a",
  "rgb": {
    "r": 35,
    "g": 53,
    "b": 154
  },
  "hsl": {
    "h": 230.924,
    "s": 62.963,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38604,
    "c": 0.16485,
    "h": 269
  },
  "luminance": 0.05237
}

Semantic roles & 50–950 ramp

primary

#23359A

secondary

#BFB05A

accent

#CD42E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23359A

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

Preview Lab → · Contrast checker → · Palette generator →