#242AB0#242AB0

#242AB0 is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.1% C 0.204 H 270.3°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#242AB0
RGB	rgb(36, 42, 176)
HSL	hsl(237, 66%, 42%)
HSV	hsv(237, 80%, 69%)
CMYK	cmyk(79.5%, 76.1%, 0%, 31%)
CIE-LAB	lab(27.20, 44.94, -70.61)
CIE-LCH	lch(27.20, 83.69, 302.47°)
OKLab	oklab(39.14% 0.001 -0.2045)
OKLCH	oklch(39.14% 0.205 270.3)
XYZ	xyz(9.3893, 5.1645, 41.5679)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242AB0 #B0AA24

analogous

#2470B0 #242AB0 #6424B0

triadic

#242AB0 #B0242A #2AB024

tetradic

#242AB0 #B02470 #B0AA24 #24B064

square

#242AB0 #B02470 #B0AA24 #24B064

split-complementary

#242AB0 #B06424 #70B024

monochromatic

#0F124A #1A1E7D #242AB0 #3A41D7 #6D72E1

Accessibility & contrast

On white

10.33

#242AB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#242AB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242AB0

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242AB0	#FFFFFF	#000000	##FFFFFF
##242AB0	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B4

Deuteranopia (green-blind)

#0039AE

Tritanopia (blue-blind)

#00526B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #242ab0;
/* rgb */ color: rgb(36, 42, 176);
/* oklch */ color: oklch(39.1% 0.204 270.3);

Tailwind

colors: {
  custom: {
    50: '#7965c9',
    500: '#242ab0',
    950: '#000000',
  },
}

SCSS

$custom: #242ab0;
$custom-light: #7965c9;
$custom-dark: #000000;

JSON

{
  "hex": "#242ab0",
  "rgb": {
    "r": 36,
    "g": 42,
    "b": 176
  },
  "hsl": {
    "h": 237.429,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39142,
    "c": 0.2045,
    "h": 270.3
  },
  "luminance": 0.05166
}

Semantic roles & 50–950 ramp

primary

#242AB0

secondary

#C8C368

accent

#E23FE9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #242AB0

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

Preview Lab → · Contrast checker → · Palette generator →