#242B9B#242B9B

#242B9B is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.0% C 0.177 H 271.2°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#242B9B
RGB	rgb(36, 43, 155)
HSL	hsl(236, 62%, 37%)
HSV	hsv(236, 77%, 61%)
CMYK	cmyk(76.8%, 72.3%, 0%, 39.2%)
CIE-LAB	lab(25.16, 37.08, -61.26)
CIE-LCH	lch(25.16, 71.61, 301.19°)
OKLab	oklab(37.03% 0.0038 -0.1773)
OKLCH	oklch(37.03% 0.177 271.2)
XYZ	xyz(7.5058, 4.4686, 31.4709)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242B9B #9B9424

analogous

#24669B #242B9B #59249B

triadic

#242B9B #9B242B #2B9B24

tetradic

#242B9B #9B2466 #9B9424 #249B59

square

#242B9B #9B2466 #9B9424 #249B59

split-complementary

#242B9B #9B5924 #669B24

monochromatic

#0D0F38 #181D69 #242B9B #3039CD #5F67DA

Accessibility & contrast

On white

11.09

#242B9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#242B9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242B9B

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242B9B	#FFFFFF	#000000	##FFFFFF
##242B9B	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003699

Tritanopia (blue-blind)

#004B60

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #242b9b;
/* rgb */ color: rgb(36, 43, 155);
/* oklch */ color: oklch(37.0% 0.177 271.2);

Tailwind

colors: {
  custom: {
    50: '#7365ba',
    500: '#242b9b',
    950: '#000000',
  },
}

SCSS

$custom: #242b9b;
$custom-light: #7365ba;
$custom-dark: #000000;

JSON

{
  "hex": "#242b9b",
  "rgb": {
    "r": 36,
    "g": 43,
    "b": 155
  },
  "hsl": {
    "h": 236.471,
    "s": 62.304,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37026,
    "c": 0.17737,
    "h": 271.2
  },
  "luminance": 0.04469
}

Semantic roles & 50–950 ramp

primary

#242B9B

secondary

#BFB95C

accent

#DC42E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #242B9B

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

Preview Lab → · Contrast checker → · Palette generator →