#242C99#242C99

#242C99 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.0% C 0.174 H 271.2°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#242C99
RGB	rgb(36, 44, 153)
HSL	hsl(236, 62%, 37%)
HSV	hsv(236, 76%, 60%)
CMYK	cmyk(76.5%, 71.2%, 0%, 40%)
CIE-LAB	lab(25.19, 35.75, -60.00)
CIE-LCH	lch(25.19, 69.85, 300.79°)
OKLab	oklab(36.98% 0.0036 -0.1737)
OKLCH	oklch(36.98% 0.174 271.2)
XYZ	xyz(7.3761, 4.4756, 30.6059)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242C99 #999124

analogous

#246799 #242C99 #562499

triadic

#242C99 #99242C #2C9924

tetradic

#242C99 #992467 #999124 #249956

square

#242C99 #992467 #999124 #249956

split-complementary

#242C99 #995624 #679924

monochromatic

#0D1036 #181E67 #242C99 #303ACB #5E67D9

Accessibility & contrast

On white

11.08

#242C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#242C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242C99

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242C99	#FFFFFF	#000000	##FFFFFF
##242C99	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419C

Deuteranopia (green-blind)

#003697

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #242c99;
/* rgb */ color: rgb(36, 44, 153);
/* oklch */ color: oklch(37.0% 0.174 271.2);

Tailwind

colors: {
  custom: {
    50: '#7366b8',
    500: '#242c99',
    950: '#000000',
  },
}

SCSS

$custom: #242c99;
$custom-light: #7366b8;
$custom-dark: #000000;

JSON

{
  "hex": "#242c99",
  "rgb": {
    "r": 36,
    "g": 44,
    "b": 153
  },
  "hsl": {
    "h": 235.897,
    "s": 61.905,
    "l": 37.059
  },
  "oklch": {
    "l": 0.3698,
    "c": 0.1737,
    "h": 271.2
  },
  "luminance": 0.04476
}

Semantic roles & 50–950 ramp

primary

#242C99

secondary

#BEB75B

accent

#DA43E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #242C99

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

Preview Lab → · Contrast checker → · Palette generator →