#242A9B#242A9B

#242A9B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.9% C 0.178 H 271.4°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#242A9B
RGB	rgb(36, 42, 155)
HSL	hsl(237, 62%, 37%)
HSV	hsv(237, 77%, 61%)
CMYK	cmyk(76.8%, 72.9%, 0%, 39.2%)
CIE-LAB	lab(24.94, 37.70, -61.63)
CIE-LCH	lch(24.94, 72.24, 301.45°)
OKLab	oklab(36.87% 0.0043 -0.1784)
OKLCH	oklch(36.87% 0.178 271.4)
XYZ	xyz(7.4699, 4.3968, 31.4590)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242A9B #9B9524

analogous

#24659B #242A9B #5A249B

triadic

#242A9B #9B242A #2A9B24

tetradic

#242A9B #9B2465 #9B9524 #249B5A

square

#242A9B #9B2465 #9B9524 #249B5A

split-complementary

#242A9B #9B5A24 #659B24

monochromatic

#0D0F38 #181D69 #242A9B #3037CD #5F66DA

Accessibility & contrast

On white

11.17

#242A9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#242A9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242A9B

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242A9B	#FFFFFF	#000000	##FFFFFF
##242A9B	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003599

Tritanopia (blue-blind)

#004A60

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #242a9b;
/* rgb */ color: rgb(36, 42, 155);
/* oklch */ color: oklch(36.9% 0.178 271.4);

Tailwind

colors: {
  custom: {
    50: '#7364ba',
    500: '#242a9b',
    950: '#000000',
  },
}

SCSS

$custom: #242a9b;
$custom-light: #7364ba;
$custom-dark: #000000;

JSON

{
  "hex": "#242a9b",
  "rgb": {
    "r": 36,
    "g": 42,
    "b": 155
  },
  "hsl": {
    "h": 236.975,
    "s": 62.304,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36867,
    "c": 0.17844,
    "h": 271.4
  },
  "luminance": 0.04398
}

Semantic roles & 50–950 ramp

primary

#242A9B

secondary

#BFBA5C

accent

#DD42E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090512

muted

#7B7A81

Preview Lab

Preview with #242A9B

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

Preview Lab → · Contrast checker → · Palette generator →