#242DB0#242DB0

#242DB0 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 39.6% C 0.202 H 270.0°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#242DB0
RGB	rgb(36, 45, 176)
HSL	hsl(236, 66%, 42%)
HSV	hsv(236, 80%, 69%)
CMYK	cmyk(79.5%, 74.4%, 0%, 31%)
CIE-LAB	lab(27.81, 43.22, -69.60)
CIE-LCH	lch(27.81, 81.93, 301.84°)
OKLab	oklab(39.57% -0.0001 -0.2016)
OKLCH	oklch(39.57% 0.202 270)
XYZ	xyz(9.4997, 5.3853, 41.6047)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242DB0 #B0A724

analogous

#2473B0 #242DB0 #6124B0

triadic

#242DB0 #B0242D #2DB024

tetradic

#242DB0 #B02473 #B0A724 #24B061

square

#242DB0 #B02473 #B0A724 #24B061

split-complementary

#242DB0 #B06124 #73B024

monochromatic

#0F134A #1A207D #242DB0 #3A44D7 #6D75E1

Accessibility & contrast

On white

10.11

#242DB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#242DB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242DB0

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242DB0	#FFFFFF	#000000	##FFFFFF
##242DB0	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B4

Deuteranopia (green-blind)

#003BAE

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #242db0;
/* rgb */ color: rgb(36, 45, 176);
/* oklch */ color: oklch(39.6% 0.202 270.0);

Tailwind

colors: {
  custom: {
    50: '#7867c9',
    500: '#242db0',
    950: '#000000',
  },
}

SCSS

$custom: #242db0;
$custom-light: #7867c9;
$custom-dark: #000000;

JSON

{
  "hex": "#242db0",
  "rgb": {
    "r": 36,
    "g": 45,
    "b": 176
  },
  "hsl": {
    "h": 236.143,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39573,
    "c": 0.20161,
    "h": 270
  },
  "luminance": 0.05386
}

Semantic roles & 50–950 ramp

primary

#242DB0

secondary

#C8C168

accent

#DE3FE9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #242DB0

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

Preview Lab → · Contrast checker → · Palette generator →