#242A9E#242A9E

#242A9E is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.2% C 0.182 H 271.2°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#242A9E
RGB	rgb(36, 42, 158)
HSL	hsl(237, 63%, 38%)
HSV	hsv(237, 77%, 62%)
CMYK	cmyk(77.2%, 73.4%, 0%, 38%)
CIE-LAB	lab(25.26, 38.75, -62.94)
CIE-LCH	lch(25.26, 73.92, 301.62°)
OKLab	oklab(37.19% 0.0039 -0.1822)
OKLCH	oklch(37.19% 0.182 271.2)
XYZ	xyz(7.7250, 4.4988, 32.8023)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242A9E #9E9824

analogous

#24679E #242A9E #5B249E

triadic

#242A9E #9E242A #2A9E24

tetradic

#242A9E #9E2467 #9E9824 #249E5B

square

#242A9E #9E2467 #9E9824 #249E5B

split-complementary

#242A9E #9E5B24 #679E24

monochromatic

#0D103A #191D6C #242A9E #2F37D0 #6167DB

Accessibility & contrast

On white

11.05

#242A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#242A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242A9E

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242A9E	#FFFFFF	#000000	##FFFFFF
##242A9E	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A1

Deuteranopia (green-blind)

#00369C

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #242a9e;
/* rgb */ color: rgb(36, 42, 158);
/* oklch */ color: oklch(37.2% 0.182 271.2);

Tailwind

colors: {
  custom: {
    50: '#7464bc',
    500: '#242a9e',
    950: '#000000',
  },
}

SCSS

$custom: #242a9e;
$custom-light: #7464bc;
$custom-dark: #000000;

JSON

{
  "hex": "#242a9e",
  "rgb": {
    "r": 36,
    "g": 42,
    "b": 158
  },
  "hsl": {
    "h": 237.049,
    "s": 62.887,
    "l": 38.039
  },
  "oklch": {
    "l": 0.37186,
    "c": 0.18226,
    "h": 271.2
  },
  "luminance": 0.045
}

Semantic roles & 50–950 ramp

primary

#242A9E

secondary

#C0BB5E

accent

#DE42E6

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #242A9E

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

Preview Lab → · Contrast checker → · Palette generator →