#23459C#23459C

#23459C is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.148 H 264.6°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#23459C
RGB	rgb(35, 69, 156)
HSL	hsl(223, 63%, 37%)
HSV	hsv(223, 78%, 61%)
CMYK	cmyk(77.6%, 55.8%, 0%, 38.8%)
CIE-LAB	lab(31.84, 20.18, -50.96)
CIE-LCH	lch(31.84, 54.81, 291.60°)
OKLab	oklab(41.96% -0.0138 -0.1469)
OKLCH	oklch(41.96% 0.148 264.6)
XYZ	xyz(8.8199, 7.0129, 32.3348)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23459C #9C7A23

analogous

#23829C #23459C #3D239C

triadic

#23459C #9C2345 #459C23

tetradic

#23459C #9C2382 #9C7A23 #239C3D

square

#23459C #9C2382 #9C7A23 #239C3D

split-complementary

#23459C #9C3D23 #829C23

monochromatic

#0D1938 #182F6A #23459C #2E5BCE #5E81DB

Accessibility & contrast

On white

8.74

#23459C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#23459C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23459C

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23459C	#FFFFFF	#000000	##FFFFFF
##23459C	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519F

Deuteranopia (green-blind)

#00469A

Tritanopia (blue-blind)

#005A69

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #23459c;
/* rgb */ color: rgb(35, 69, 156);
/* oklch */ color: oklch(42.0% 0.148 264.6);

Tailwind

colors: {
  custom: {
    50: '#7178ba',
    500: '#23459c',
    950: '#000000',
  },
}

SCSS

$custom: #23459c;
$custom-light: #7178ba;
$custom-dark: #000000;

JSON

{
  "hex": "#23459c",
  "rgb": {
    "r": 35,
    "g": 69,
    "b": 156
  },
  "hsl": {
    "h": 223.14,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.41964,
    "c": 0.14758,
    "h": 264.6
  },
  "luminance": 0.07014
}

Semantic roles & 50–950 ramp

primary

#23459C

secondary

#C0A35B

accent

#B841E6

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #23459C

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

Preview Lab → · Contrast checker → · Palette generator →