#23369E#23369E

#23369E is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.2% C 0.169 H 268.8°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#23369E
RGB	rgb(35, 54, 158)
HSL	hsl(231, 64%, 38%)
HSV	hsv(231, 78%, 62%)
CMYK	cmyk(77.8%, 65.8%, 0%, 38%)
CIE-LAB	lab(28.02, 31.04, -58.40)
CIE-LCH	lch(28.02, 66.14, 297.99°)
OKLab	oklab(39.17% -0.0035 -0.169)
OKLCH	oklch(39.17% 0.169 268.8)
XYZ	xyz(8.1817, 5.4634, 32.9645)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23369E #9E8B23

analogous

#23739E #23369E #4E239E

triadic

#23369E #9E2336 #369E23

tetradic

#23369E #9E2373 #9E8B23 #239E4E

square

#23369E #9E2373 #9E8B23 #239E4E

split-complementary

#23369E #9E4E23 #739E23

monochromatic

#0D143A #18256C #23369E #2E47D0 #6073DC

Accessibility & contrast

On white

10.03

#23369E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#23369E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23369E

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23369E	#FFFFFF	#000000	##FFFFFF
##23369E	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A1

Deuteranopia (green-blind)

#003C9C

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #23369e;
/* rgb */ color: rgb(35, 54, 158);
/* oklch */ color: oklch(39.2% 0.169 268.8);

Tailwind

colors: {
  custom: {
    50: '#736dbc',
    500: '#23369e',
    950: '#000000',
  },
}

SCSS

$custom: #23369e;
$custom-light: #736dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#23369e",
  "rgb": {
    "r": 35,
    "g": 54,
    "b": 158
  },
  "hsl": {
    "h": 230.732,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.39172,
    "c": 0.16902,
    "h": 268.8
  },
  "luminance": 0.05464
}

Semantic roles & 50–950 ramp

primary

#23369E

secondary

#C1B15C

accent

#CD41E7

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23369E

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

Preview Lab → · Contrast checker → · Palette generator →