#242AA0#242AA0

#242AA0 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.4% C 0.185 H 271.1°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#242AA0
RGB	rgb(36, 42, 160)
HSL	hsl(237, 63%, 38%)
HSV	hsv(237, 78%, 63%)
CMYK	cmyk(77.5%, 73.8%, 0%, 37.3%)
CIE-LAB	lab(25.47, 39.45, -63.81)
CIE-LCH	lch(25.47, 75.02, 301.73°)
OKLab	oklab(37.4% 0.0036 -0.1847)
OKLCH	oklch(37.4% 0.185 271.1)
XYZ	xyz(7.8985, 4.5682, 33.7164)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242AA0 #A09A24

analogous

#2468A0 #242AA0 #5C24A0

triadic

#242AA0 #A0242A #2AA024

tetradic

#242AA0 #A02468 #A09A24 #24A05C

square

#242AA0 #A02468 #A09A24 #24A05C

split-complementary

#242AA0 #A05C24 #68A024

monochromatic

#0E103C #191D6E #242AA0 #3138D1 #6368DC

Accessibility & contrast

On white

10.97

#242AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#242AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242AA0

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242AA0	#FFFFFF	#000000	##FFFFFF
##242AA0	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A3

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004C62

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #242aa0;
/* rgb */ color: rgb(36, 42, 160);
/* oklch */ color: oklch(37.4% 0.185 271.1);

Tailwind

colors: {
  custom: {
    50: '#7565bd',
    500: '#242aa0',
    950: '#000000',
  },
}

SCSS

$custom: #242aa0;
$custom-light: #7565bd;
$custom-dark: #000000;

JSON

{
  "hex": "#242aa0",
  "rgb": {
    "r": 36,
    "g": 42,
    "b": 160
  },
  "hsl": {
    "h": 237.097,
    "s": 63.265,
    "l": 38.431
  },
  "oklch": {
    "l": 0.374,
    "c": 0.18478,
    "h": 271.1
  },
  "luminance": 0.04569
}

Semantic roles & 50–950 ramp

primary

#242AA0

secondary

#C1BC5F

accent

#DE41E6

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #242AA0

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

Preview Lab → · Contrast checker → · Palette generator →