#242D7B#242D7B

#242D7B is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.2% C 0.132 H 272.3°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#242D7B
RGB	rgb(36, 45, 123)
HSL	hsl(234, 55%, 31%)
HSV	hsv(234, 71%, 48%)
CMYK	cmyk(70.7%, 63.4%, 0%, 51.8%)
CIE-LAB	lab(22.59, 23.97, -45.56)
CIE-LCH	lch(22.59, 51.48, 297.74°)
OKLab	oklab(34.22% 0.0054 -0.1314)
OKLCH	oklch(34.22% 0.132 272.3)
XYZ	xyz(5.2399, 3.6814, 19.1695)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242D7B #7B7224

analogous

#24587B #242D7B #46247B

triadic

#242D7B #7B242D #2D7B24

tetradic

#242D7B #7B2458 #7B7224 #247B46

square

#242D7B #7B2458 #7B7224 #247B46

split-complementary

#242D7B #7B4624 #587B24

monochromatic

#080A1C #161C4C #242D7B #323EAA #4E5BCB

Accessibility & contrast

On white

12.09

#242D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#242D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242D7B

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242D7B	#FFFFFF	#000000	##FFFFFF
##242D7B	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7E

Deuteranopia (green-blind)

#003279

Tritanopia (blue-blind)

#00414F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #242d7b;
/* rgb */ color: rgb(36, 45, 123);
/* oklch */ color: oklch(34.2% 0.132 272.3);

Tailwind

colors: {
  custom: {
    50: '#6b65a2',
    500: '#242d7b',
    950: '#000000',
  },
}

SCSS

$custom: #242d7b;
$custom-light: #6b65a2;
$custom-dark: #000000;

JSON

{
  "hex": "#242d7b",
  "rgb": {
    "r": 36,
    "g": 45,
    "b": 123
  },
  "hsl": {
    "h": 233.793,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.34217,
    "c": 0.1315,
    "h": 272.3
  },
  "luminance": 0.03682
}

Semantic roles & 50–950 ramp

primary

#242D7B

secondary

#ADA34D

accent

#CF4ADE

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #242D7B

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

Preview Lab → · Contrast checker → · Palette generator →