#242AA5#242AA5

#242AA5 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.9% C 0.191 H 270.8°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#242AA5
RGB	rgb(36, 42, 165)
HSL	hsl(237, 64%, 39%)
HSV	hsv(237, 78%, 65%)
CMYK	cmyk(78.2%, 74.5%, 0%, 35.3%)
CIE-LAB	lab(26.00, 41.19, -65.97)
CIE-LCH	lch(26.00, 77.77, 301.98°)
OKLab	oklab(37.94% 0.0028 -0.191)
OKLCH	oklch(37.94% 0.191 270.8)
XYZ	xyz(8.3447, 4.7467, 36.0664)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#242AA5 #A59F24

analogous

#246BA5 #242AA5 #5E24A5

triadic

#242AA5 #A5242A #2AA524

tetradic

#242AA5 #A5246B #A59F24 #24A55E

square

#242AA5 #A5246B #A59F24 #24A55E

split-complementary

#242AA5 #A55E24 #6BA524

monochromatic

#0E1041 #191D73 #242AA5 #343BD3 #666BDE

Accessibility & contrast

On white

10.77

#242AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#242AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #242AA5

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##242AA5	#FFFFFF	#000000	##FFFFFF
##242AA5	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A9

Deuteranopia (green-blind)

#0037A3

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #242aa5;
/* rgb */ color: rgb(36, 42, 165);
/* oklch */ color: oklch(37.9% 0.191 270.8);

Tailwind

colors: {
  custom: {
    50: '#7665c1',
    500: '#242aa5',
    950: '#000000',
  },
}

SCSS

$custom: #242aa5;
$custom-light: #7665c1;
$custom-dark: #000000;

JSON

{
  "hex": "#242aa5",
  "rgb": {
    "r": 36,
    "g": 42,
    "b": 165
  },
  "hsl": {
    "h": 237.209,
    "s": 64.179,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37938,
    "c": 0.19104,
    "h": 270.8
  },
  "luminance": 0.04748
}

Semantic roles & 50–950 ramp

primary

#242AA5

secondary

#C3BF62

accent

#DF41E7

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #242AA5

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

Preview Lab → · Contrast checker → · Palette generator →