#23389C#23389C

#23389C is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.4% C 0.164 H 268.4°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#23389C
RGB	rgb(35, 56, 156)
HSL	hsl(230, 63%, 37%)
HSV	hsv(230, 78%, 61%)
CMYK	cmyk(77.6%, 64.1%, 0%, 38.8%)
CIE-LAB	lab(28.34, 28.96, -56.66)
CIE-LCH	lch(28.34, 63.63, 297.08°)
OKLab	oklab(39.35% -0.0047 -0.1638)
OKLCH	oklch(39.35% 0.164 268.4)
XYZ	xyz(8.1060, 5.5851, 32.0969)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23389C #9C8723

analogous

#23749C #23389C #4B239C

triadic

#23389C #9C2338 #389C23

tetradic

#23389C #9C2374 #9C8723 #239C4B

square

#23389C #9C2374 #9C8723 #239C4B

split-complementary

#23389C #9C4B23 #749C23

monochromatic

#0D1438 #18266A #23389C #2E4ACE #5E74DB

Accessibility & contrast

On white

9.92

#23389C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#23389C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23389C

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23389C	#FFFFFF	#000000	##FFFFFF
##23389C	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499F

Deuteranopia (green-blind)

#003D9A

Tritanopia (blue-blind)

#005264

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #23389c;
/* rgb */ color: rgb(35, 56, 156);
/* oklch */ color: oklch(39.4% 0.164 268.4);

Tailwind

colors: {
  custom: {
    50: '#726eba',
    500: '#23389c',
    950: '#000000',
  },
}

SCSS

$custom: #23389c;
$custom-light: #726eba;
$custom-dark: #000000;

JSON

{
  "hex": "#23389c",
  "rgb": {
    "r": 35,
    "g": 56,
    "b": 156
  },
  "hsl": {
    "h": 229.587,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39354,
    "c": 0.16391,
    "h": 268.4
  },
  "luminance": 0.05586
}

Semantic roles & 50–950 ramp

primary

#23389C

secondary

#C0AE5B

accent

#CA41E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #23389C

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

Preview Lab → · Contrast checker → · Palette generator →