#2424B0#2424B0

#2424B0 is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.3% C 0.210 H 270.8°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#2424B0
RGB	rgb(36, 36, 176)
HSL	hsl(240, 66%, 42%)
HSV	hsv(240, 80%, 69%)
CMYK	cmyk(79.5%, 79.5%, 0%, 31%)
CIE-LAB	lab(26.07, 48.17, -72.48)
CIE-LCH	lch(26.07, 87.02, 303.61°)
OKLab	oklab(38.35% 0.0028 -0.2098)
OKLCH	oklch(38.35% 0.21 270.8)
XYZ	xyz(9.1922, 4.7704, 41.5022)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2424B0 #B0B024

analogous

#246AB0 #2424B0 #6A24B0

triadic

#2424B0 #B02424 #24B024

tetradic

#2424B0 #B0246A #B0B024 #24B06A

square

#2424B0 #B0246A #B0B024 #24B06A

split-complementary

#2424B0 #B06A24 #6AB024

monochromatic

#0F0F4A #1A1A7D #2424B0 #3A3AD7 #6D6DE1

Accessibility & contrast

On white

10.75

#2424B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2424B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2424B0

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2424B0	#FFFFFF	#000000	##FFFFFF
##2424B0	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B4

Deuteranopia (green-blind)

#0036AE

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2424b0;
/* rgb */ color: rgb(36, 36, 176);
/* oklch */ color: oklch(38.3% 0.210 270.8);

Tailwind

colors: {
  custom: {
    50: '#7962c9',
    500: '#2424b0',
    950: '#000000',
  },
}

SCSS

$custom: #2424b0;
$custom-light: #7962c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2424b0",
  "rgb": {
    "r": 36,
    "g": 36,
    "b": 176
  },
  "hsl": {
    "h": 240,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.38348,
    "c": 0.20986,
    "h": 270.8
  },
  "luminance": 0.04771
}

Semantic roles & 50–950 ramp

primary

#2424B0

secondary

#C8C868

accent

#E93FE9

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2424B0

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

Preview Lab → · Contrast checker → · Palette generator →