#23249B#23249B

#23249B is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.185 H 271.8°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#23249B
RGB	rgb(35, 36, 155)
HSL	hsl(240, 63%, 37%)
HSV	hsv(240, 77%, 61%)
CMYK	cmyk(77.4%, 76.8%, 0%, 39.2%)
CIE-LAB	lab(23.62, 41.15, -63.81)
CIE-LCH	lch(23.62, 75.93, 302.82°)
OKLab	oklab(35.91% 0.0059 -0.1847)
OKLCH	oklch(35.91% 0.185 271.8)
XYZ	xyz(7.2384, 3.9849, 31.3917)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23249B #9B9A23

analogous

#23609B #23249B #5E239B

triadic

#23249B #9B2324 #249B23

tetradic

#23249B #9B2360 #9B9A23 #239B5E

square

#23249B #9B2360 #9B9A23 #239B5E

split-complementary

#23249B #9B5E23 #609B23

monochromatic

#0C0D37 #181869 #23249B #2E30CD #5E5FDB

Accessibility & contrast

On white

11.68

#23249B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#23249B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23249B

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23249B	#FFFFFF	#000000	##FFFFFF
##23249B	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9E

Deuteranopia (green-blind)

#003299

Tritanopia (blue-blind)

#00475E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #23249b;
/* rgb */ color: rgb(35, 36, 155);
/* oklch */ color: oklch(35.9% 0.185 271.8);

Tailwind

colors: {
  custom: {
    50: '#7360ba',
    500: '#23249b',
    950: '#000000',
  },
}

SCSS

$custom: #23249b;
$custom-light: #7360ba;
$custom-dark: #000000;

JSON

{
  "hex": "#23249b",
  "rgb": {
    "r": 35,
    "g": 36,
    "b": 155
  },
  "hsl": {
    "h": 239.5,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.35911,
    "c": 0.18482,
    "h": 271.8
  },
  "luminance": 0.03986
}

Semantic roles & 50–950 ramp

primary

#23249B

secondary

#BFBF5A

accent

#E542E6

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23249B

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

Preview Lab → · Contrast checker → · Palette generator →