#242B99#242B99

#242B99 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.8% C 0.175 H 271.3°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#242B99
RGB	rgb(36, 43, 153)
HSL	hsl(236, 62%, 37%)
HSV	hsv(236, 76%, 60%)
CMYK	cmyk(76.5%, 71.9%, 0%, 40%)
CIE-LAB	lab(24.96, 36.37, -60.38)
CIE-LCH	lch(24.96, 70.49, 301.07°)
OKLab	oklab(36.82% 0.0041 -0.1747)
OKLCH	oklch(36.82% 0.175 271.3)
XYZ	xyz(7.3393, 4.4019, 30.5937)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242B99 #999224

analogous

#246699 #242B99 #572499

triadic

#242B99 #99242B #2B9924

tetradic

#242B99 #992466 #999224 #249957

square

#242B99 #992466 #999224 #249957

split-complementary

#242B99 #995724 #669924

monochromatic

#0D0F36 #181D67 #242B99 #3039CB #5E66D9

Accessibility & contrast

On white

11.17

#242B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#242B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242B99

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242B99	#FFFFFF	#000000	##FFFFFF
##242B99	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419C

Deuteranopia (green-blind)

#003697

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #242b99;
/* rgb */ color: rgb(36, 43, 153);
/* oklch */ color: oklch(36.8% 0.175 271.3);

Tailwind

colors: {
  custom: {
    50: '#7365b8',
    500: '#242b99',
    950: '#000000',
  },
}

SCSS

$custom: #242b99;
$custom-light: #7365b8;
$custom-dark: #000000;

JSON

{
  "hex": "#242b99",
  "rgb": {
    "r": 36,
    "g": 43,
    "b": 153
  },
  "hsl": {
    "h": 236.41,
    "s": 61.905,
    "l": 37.059
  },
  "oklch": {
    "l": 0.36816,
    "c": 0.1748,
    "h": 271.3
  },
  "luminance": 0.04403
}

Semantic roles & 50–950 ramp

primary

#242B99

secondary

#BEB85B

accent

#DB43E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #242B99

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

Preview Lab → · Contrast checker → · Palette generator →