#242F4A#242F4A

#242F4A is a dark, muted blue. Relative luminance 0.029; OKLCH L 30.9% C 0.051 H 266.6°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#242F4A
RGB	rgb(36, 47, 74)
HSL	hsl(223, 35%, 22%)
HSV	hsv(223, 51%, 29%)
CMYK	cmyk(51.4%, 36.5%, 0%, 71%)
CIE-LAB	lab(19.65, 4.00, -18.20)
CIE-LCH	lch(19.65, 18.63, 282.40°)
OKLab	oklab(30.87% -0.0031 -0.0511)
OKLCH	oklch(30.87% 0.051 266.6)
XYZ	xyz(2.9797, 2.9023, 6.8804)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242F4A #4A3F24

analogous

#24424A #242F4A #2C244A

triadic

#242F4A #4A242F #2F4A24

tetradic

#242F4A #4A2442 #4A3F24 #244A2C

square

#242F4A #4A2442 #4A3F24 #244A2C

split-complementary

#242F4A #4A2C24 #424A24

monochromatic

#0A0D15 #101521 #242F4A #384973 #4C639C

Accessibility & contrast

On white

13.29

#242F4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#242F4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242F4A

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242F4A	#FFFFFF	#000000	##FFFFFF
##242F4A	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25314B

Deuteranopia (green-blind)

#212E49

Tritanopia (blue-blind)

#153539

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #242f4a;
/* rgb */ color: rgb(36, 47, 74);
/* oklch */ color: oklch(30.9% 0.051 266.6);

Tailwind

colors: {
  custom: {
    50: '#61677c',
    500: '#242f4a',
    950: '#000000',
  },
}

SCSS

$custom: #242f4a;
$custom-light: #61677c;
$custom-dark: #000000;

JSON

{
  "hex": "#242f4a",
  "rgb": {
    "r": 36,
    "g": 47,
    "b": 74
  },
  "hsl": {
    "h": 222.632,
    "s": 34.545,
    "l": 21.569
  },
  "oklch": {
    "l": 0.30865,
    "c": 0.0512,
    "h": 266.6
  },
  "luminance": 0.02903
}

Semantic roles & 50–950 ramp

primary

#242F4A

secondary

#7D6F4D

accent

#AB5DCB

background

#F5F6F7

surface

#EAEBEE

border

#C6C6C9

text

#050609

muted

#797A7B

Preview Lab

Preview with #242F4A

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

Preview Lab → · Contrast checker → · Palette generator →