#23259C#23259C

#23259C is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.2% C 0.185 H 271.6°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#23259C
RGB	rgb(35, 37, 156)
HSL	hsl(239, 63%, 37%)
HSV	hsv(239, 78%, 61%)
CMYK	cmyk(77.6%, 76.3%, 0%, 38.8%)
CIE-LAB	lab(23.93, 40.92, -63.91)
CIE-LCH	lch(23.93, 75.89, 302.63°)
OKLab	oklab(36.17% 0.0053 -0.185)
OKLCH	oklch(36.17% 0.185 271.6)
XYZ	xyz(7.3534, 4.0800, 31.8460)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23259C #9C9A23

analogous

#23629C #23259C #5D239C

triadic

#23259C #9C2325 #259C23

tetradic

#23259C #9C2362 #9C9A23 #239C5D

square

#23259C #9C2362 #9C9A23 #239C5D

split-complementary

#23259C #9C5D23 #629C23

monochromatic

#0D0D38 #18196A #23259C #2E31CE #5E60DB

Accessibility & contrast

On white

11.56

#23259C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#23259C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23259C

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23259C	#FFFFFF	#000000	##FFFFFF
##23259C	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9F

Deuteranopia (green-blind)

#00339A

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #23259c;
/* rgb */ color: rgb(35, 37, 156);
/* oklch */ color: oklch(36.2% 0.185 271.6);

Tailwind

colors: {
  custom: {
    50: '#7461ba',
    500: '#23259c',
    950: '#000000',
  },
}

SCSS

$custom: #23259c;
$custom-light: #7461ba;
$custom-dark: #000000;

JSON

{
  "hex": "#23259c",
  "rgb": {
    "r": 35,
    "g": 37,
    "b": 156
  },
  "hsl": {
    "h": 239.008,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36166,
    "c": 0.18508,
    "h": 271.6
  },
  "luminance": 0.04081
}

Semantic roles & 50–950 ramp

primary

#23259C

secondary

#C0BE5B

accent

#E441E6

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23259C

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

Preview Lab → · Contrast checker → · Palette generator →