#24378F#24378F

#24378F is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.147 H 268.9°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#24378F
RGB	rgb(36, 55, 143)
HSL	hsl(229, 60%, 35%)
HSV	hsv(229, 75%, 56%)
CMYK	cmyk(74.8%, 61.5%, 0%, 43.9%)
CIE-LAB	lab(26.99, 24.78, -50.90)
CIE-LCH	lch(26.99, 56.61, 295.96°)
OKLab	oklab(38.02% -0.0029 -0.1469)
OKLCH	oklch(38.02% 0.147 268.9)
XYZ	xyz(7.0500, 5.0899, 26.5922)
Luminance	0.0509 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24378F #8F7C24

analogous

#246C8F #24378F #47248F

triadic

#24378F #8F2437 #378F24

tetradic

#24378F #8F246C #8F7C24 #248F47

square

#24378F #8F246C #8F7C24 #248F47

split-complementary

#24378F #8F4724 #6C8F24

monochromatic

#0B112D #18245E #24378F #304AC0 #586ED5

Accessibility & contrast

On white

10.41

#24378F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#24378F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24378F

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24378F	#FFFFFF	#000000	##FFFFFF
##24378F	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004592

Deuteranopia (green-blind)

#003B8D

Tritanopia (blue-blind)

#004D5D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #24378f;
/* rgb */ color: rgb(36, 55, 143);
/* oklch */ color: oklch(38.0% 0.147 268.9);

Tailwind

colors: {
  custom: {
    50: '#6f6db1',
    500: '#24378f',
    950: '#000000',
  },
}

SCSS

$custom: #24378f;
$custom-light: #6f6db1;
$custom-dark: #000000;

JSON

{
  "hex": "#24378f",
  "rgb": {
    "r": 36,
    "g": 55,
    "b": 143
  },
  "hsl": {
    "h": 229.346,
    "s": 59.777,
    "l": 35.098
  },
  "oklch": {
    "l": 0.38015,
    "c": 0.14697,
    "h": 268.9
  },
  "luminance": 0.05091
}

Semantic roles & 50–950 ramp

primary

#24378F

secondary

#B9A855

accent

#C745E3

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #24378F

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

Preview Lab → · Contrast checker → · Palette generator →