#24285B#24285B

#24285B is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.4% C 0.090 H 276.3°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#24285B
RGB	rgb(36, 40, 91)
HSL	hsl(236, 43%, 25%)
HSV	hsv(236, 60%, 36%)
CMYK	cmyk(60.4%, 56%, 0%, 64.3%)
CIE-LAB	lab(18.57, 15.30, -31.31)
CIE-LCH	lch(18.57, 34.85, 296.05°)
OKLab	oklab(30.4% 0.0098 -0.0895)
OKLCH	oklch(30.4% 0.09 276.3)
XYZ	xyz(3.3741, 2.6477, 10.2288)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24285B #5B5724

analogous

#24445B #24285B #3B245B

triadic

#24285B #5B2428 #285B24

tetradic

#24285B #5B2444 #5B5724 #245B3B

square

#24285B #5B2444 #5B5724 #245B3B

split-complementary

#24285B #5B3B24 #445B24

monochromatic

#090A16 #13152F #24285B #353B87 #474FB3

Accessibility & contrast

On white

13.73

#24285B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#24285B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24285B

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24285B	#FFFFFF	#000000	##FFFFFF
##24285B	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C305D

Deuteranopia (green-blind)

#032B5A

Tritanopia (blue-blind)

#06343D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #24285b;
/* rgb */ color: rgb(36, 40, 91);
/* oklch */ color: oklch(30.4% 0.090 276.3);

Tailwind

colors: {
  custom: {
    50: '#64618a',
    500: '#24285b',
    950: '#000000',
  },
}

SCSS

$custom: #24285b;
$custom-light: #64618a;
$custom-dark: #000000;

JSON

{
  "hex": "#24285b",
  "rgb": {
    "r": 36,
    "g": 40,
    "b": 91
  },
  "hsl": {
    "h": 235.636,
    "s": 43.307,
    "l": 24.902
  },
  "oklch": {
    "l": 0.30402,
    "c": 0.09008,
    "h": 276.3
  },
  "luminance": 0.02648
}

Semantic roles & 50–950 ramp

primary

#24285B

secondary

#8F8A4C

accent

#CA55D3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06050C

muted

#7A797D

Preview Lab

Preview with #24285B

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

Preview Lab → · Contrast checker → · Palette generator →