#23359F#23359F

#23359F is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.1% C 0.172 H 269.0°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#23359F
RGB	rgb(35, 53, 159)
HSL	hsl(231, 64%, 38%)
HSV	hsv(231, 78%, 62%)
CMYK	cmyk(78%, 66.7%, 0%, 37.6%)
CIE-LAB	lab(27.86, 32.08, -59.27)
CIE-LCH	lch(27.86, 67.39, 298.42°)
OKLab	oklab(39.09% -0.003 -0.1715)
OKLCH	oklch(39.09% 0.172 269)
XYZ	xyz(8.2221, 5.4058, 33.4043)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23359F #9F8D23

analogous

#23739F #23359F #4F239F

triadic

#23359F #9F2335 #359F23

tetradic

#23359F #9F2373 #9F8D23 #239F4F

square

#23359F #9F2373 #9F8D23 #239F4F

split-complementary

#23359F #9F4F23 #739F23

monochromatic

#0D143B #18246D #23359F #2E46D1 #6072DC

Accessibility & contrast

On white

10.09

#23359F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#23359F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23359F

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23359F	#FFFFFF	#000000	##FFFFFF
##23359F	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A2

Deuteranopia (green-blind)

#003C9D

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #23359f;
/* rgb */ color: rgb(35, 53, 159);
/* oklch */ color: oklch(39.1% 0.172 269.0);

Tailwind

colors: {
  custom: {
    50: '#736cbc',
    500: '#23359f',
    950: '#000000',
  },
}

SCSS

$custom: #23359f;
$custom-light: #736cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#23359f",
  "rgb": {
    "r": 35,
    "g": 53,
    "b": 159
  },
  "hsl": {
    "h": 231.29,
    "s": 63.918,
    "l": 38.039
  },
  "oklch": {
    "l": 0.39087,
    "c": 0.17153,
    "h": 269
  },
  "luminance": 0.05407
}

Semantic roles & 50–950 ramp

primary

#23359F

secondary

#C1B25D

accent

#CF41E7

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23359F

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

Preview Lab → · Contrast checker → · Palette generator →