#24287A#24287A

#24287A is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.2% C 0.137 H 274.0°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#24287A
RGB	rgb(36, 40, 122)
HSL	hsl(237, 54%, 31%)
HSV	hsv(237, 70%, 48%)
CMYK	cmyk(70.5%, 67.2%, 0%, 52.2%)
CIE-LAB	lab(21.20, 26.99, -47.20)
CIE-LCH	lch(21.20, 54.37, 299.76°)
OKLab	oklab(33.17% 0.0095 -0.1362)
OKLCH	oklch(33.17% 0.137 274)
XYZ	xyz(4.9980, 3.2973, 18.7816)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24287A #7A7624

analogous

#24537A #24287A #4B247A

triadic

#24287A #7A2428 #287A24

tetradic

#24287A #7A2453 #7A7624 #247A4B

square

#24287A #7A2453 #7A7624 #247A4B

split-complementary

#24287A #7A4B24 #537A24

monochromatic

#08091B #16194B #24287A #3237A9 #4E54CB

Accessibility & contrast

On white

12.65

#24287A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#24287A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24287A

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24287A	#FFFFFF	#000000	##FFFFFF
##24287A	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377D

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #24287a;
/* rgb */ color: rgb(36, 40, 122);
/* oklch */ color: oklch(33.2% 0.137 274.0);

Tailwind

colors: {
  custom: {
    50: '#6b62a1',
    500: '#24287a',
    950: '#000000',
  },
}

SCSS

$custom: #24287a;
$custom-light: #6b62a1;
$custom-dark: #000000;

JSON

{
  "hex": "#24287a",
  "rgb": {
    "r": 36,
    "g": 40,
    "b": 122
  },
  "hsl": {
    "h": 237.209,
    "s": 54.43,
    "l": 30.98
  },
  "oklch": {
    "l": 0.33167,
    "c": 0.13656,
    "h": 274
  },
  "luminance": 0.03298
}

Semantic roles & 50–950 ramp

primary

#24287A

secondary

#ACA84D

accent

#D74ADE

background

#F6F5FA

surface

#ECEAF3

border

#C7C6CD

text

#07050F

muted

#7A797F

Preview Lab

Preview with #24287A

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

Preview Lab → · Contrast checker → · Palette generator →