#242A9D#242A9D

#242A9D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.1% C 0.181 H 271.3°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#242A9D
RGB	rgb(36, 42, 157)
HSL	hsl(237, 63%, 38%)
HSV	hsv(237, 77%, 62%)
CMYK	cmyk(77.1%, 73.2%, 0%, 38.4%)
CIE-LAB	lab(25.15, 38.40, -62.51)
CIE-LCH	lch(25.15, 73.36, 301.57°)
OKLab	oklab(37.08% 0.004 -0.1809)
OKLCH	oklch(37.08% 0.181 271.3)
XYZ	xyz(7.6393, 4.4645, 32.3509)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242A9D #9D9724

analogous

#24669D #242A9D #5B249D

triadic

#242A9D #9D242A #2A9D24

tetradic

#242A9D #9D2466 #9D9724 #249D5B

square

#242A9D #9D2466 #9D9724 #249D5B

split-complementary

#242A9D #9D5B24 #669D24

monochromatic

#0D0F39 #191D6B #242A9D #2F37CF #6167DB

Accessibility & contrast

On white

11.09

#242A9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#242A9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242A9D

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242A9D	#FFFFFF	#000000	##FFFFFF
##242A9D	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A0

Deuteranopia (green-blind)

#00369B

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #242a9d;
/* rgb */ color: rgb(36, 42, 157);
/* oklch */ color: oklch(37.1% 0.181 271.3);

Tailwind

colors: {
  custom: {
    50: '#7464bb',
    500: '#242a9d',
    950: '#000000',
  },
}

SCSS

$custom: #242a9d;
$custom-light: #7464bb;
$custom-dark: #000000;

JSON

{
  "hex": "#242a9d",
  "rgb": {
    "r": 36,
    "g": 42,
    "b": 157
  },
  "hsl": {
    "h": 237.025,
    "s": 62.694,
    "l": 37.843
  },
  "oklch": {
    "l": 0.37079,
    "c": 0.18099,
    "h": 271.3
  },
  "luminance": 0.04465
}

Semantic roles & 50–950 ramp

primary

#242A9D

secondary

#C0BB5D

accent

#DE42E6

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #242A9D

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

Preview Lab → · Contrast checker → · Palette generator →