#242F9E#242F9E

#242F9E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.177 H 270.4°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#242F9E
RGB	rgb(36, 47, 158)
HSL	hsl(235, 63%, 38%)
HSV	hsv(235, 77%, 62%)
CMYK	cmyk(77.2%, 70.3%, 0%, 38%)
CIE-LAB	lab(26.38, 35.67, -61.09)
CIE-LCH	lch(26.38, 70.74, 300.28°)
OKLab	oklab(37.99% 0.0014 -0.1768)
OKLCH	oklch(37.99% 0.177 270.4)
XYZ	xyz(7.9135, 4.8759, 32.8652)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242F9E #9E9324

analogous

#246C9E #242F9E #56249E

triadic

#242F9E #9E242F #2F9E24

tetradic

#242F9E #9E246C #9E9324 #249E56

square

#242F9E #9E246C #9E9324 #249E56

split-complementary

#242F9E #9E5624 #6C9E24

monochromatic

#0D113A #19206C #242F9E #2F3ED0 #616CDB

Accessibility & contrast

On white

10.63

#242F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#242F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242F9E

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242F9E	#FFFFFF	#000000	##FFFFFF
##242F9E	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A1

Deuteranopia (green-blind)

#00399C

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #242f9e;
/* rgb */ color: rgb(36, 47, 158);
/* oklch */ color: oklch(38.0% 0.177 270.4);

Tailwind

colors: {
  custom: {
    50: '#7468bc',
    500: '#242f9e',
    950: '#000000',
  },
}

SCSS

$custom: #242f9e;
$custom-light: #7468bc;
$custom-dark: #000000;

JSON

{
  "hex": "#242f9e",
  "rgb": {
    "r": 36,
    "g": 47,
    "b": 158
  },
  "hsl": {
    "h": 234.59,
    "s": 62.887,
    "l": 38.039
  },
  "oklch": {
    "l": 0.37992,
    "c": 0.17685,
    "h": 270.4
  },
  "luminance": 0.04877
}

Semantic roles & 50–950 ramp

primary

#242F9E

secondary

#C0B75E

accent

#D742E6

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #242F9E

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

Preview Lab → · Contrast checker → · Palette generator →