#24288C#24288C

#24288C is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.0% C 0.161 H 272.7°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#24288C
RGB	rgb(36, 40, 140)
HSL	hsl(238, 59%, 35%)
HSV	hsv(238, 74%, 55%)
CMYK	cmyk(74.3%, 71.4%, 0%, 45.1%)
CIE-LAB	lab(22.95, 33.59, -55.65)
CIE-LCH	lch(22.95, 65.00, 301.11°)
OKLab	oklab(34.97% 0.0075 -0.161)
OKLCH	oklch(34.97% 0.161 272.7)
XYZ	xyz(6.2184, 3.7855, 25.2088)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24288C #8C8824

analogous

#245C8C #24288C #54248C

triadic

#24288C #8C2428 #288C24

tetradic

#24288C #8C245C #8C8824 #248C54

square

#24288C #8C245C #8C8824 #248C54

split-complementary

#24288C #8C5424 #5C8C24

monochromatic

#0B0C2B #171A5B #24288C #3136BD #575BD4

Accessibility & contrast

On white

11.95

#24288C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#24288C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24288C

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24288C	#FFFFFF	#000000	##FFFFFF
##24288C	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8F

Deuteranopia (green-blind)

#00328A

Tritanopia (blue-blind)

#004457

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #24288c;
/* rgb */ color: rgb(36, 40, 140);
/* oklch */ color: oklch(35.0% 0.161 272.7);

Tailwind

colors: {
  custom: {
    50: '#7062af',
    500: '#24288c',
    950: '#000000',
  },
}

SCSS

$custom: #24288c;
$custom-light: #7062af;
$custom-dark: #000000;

JSON

{
  "hex": "#24288c",
  "rgb": {
    "r": 36,
    "g": 40,
    "b": 140
  },
  "hsl": {
    "h": 237.692,
    "s": 59.091,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34972,
    "c": 0.16115,
    "h": 272.7
  },
  "luminance": 0.03786
}

Semantic roles & 50–950 ramp

primary

#24288C

secondary

#B8B454

accent

#DC46E2

background

#F7F5FA

surface

#EDEAF5

border

#C8C6CF

text

#090510

muted

#7B797F

Preview Lab

Preview with #24288C

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

Preview Lab → · Contrast checker → · Palette generator →