#2A239A#2A239A

#2A239A is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.1% C 0.183 H 274.8°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#2A239A
RGB	rgb(42, 35, 154)
HSL	hsl(244, 63%, 37%)
HSV	hsv(244, 77%, 60%)
CMYK	cmyk(72.7%, 77.3%, 0%, 39.6%)
CIE-LAB	lab(23.76, 42.00, -62.96)
CIE-LCH	lch(23.76, 75.68, 303.71°)
OKLab	oklab(36.1% 0.0152 -0.1821)
OKLCH	oklch(36.1% 0.183 274.8)
XYZ	xyz(7.3867, 4.0267, 30.9535)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A239A #939A23

analogous

#23589A #2A239A #65239A

triadic

#2A239A #9A2A23 #239A2A

tetradic

#2A239A #9A2358 #939A23 #239A65

square

#2A239A #9A2358 #939A23 #239A65

split-complementary

#2A239A #9A6523 #589A23

monochromatic

#0F0C36 #1C1868 #2A239A #382ECC #655DDA

Accessibility & contrast

On white

11.63

#2A239A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2A239A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A239A

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A239A	#FFFFFF	#000000	##FFFFFF
##2A239A	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9D

Deuteranopia (green-blind)

#003398

Tritanopia (blue-blind)

#00465D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2a239a;
/* rgb */ color: rgb(42, 35, 154);
/* oklch */ color: oklch(36.1% 0.183 274.8);

Tailwind

colors: {
  custom: {
    50: '#7660b9',
    500: '#2a239a',
    950: '#000000',
  },
}

SCSS

$custom: #2a239a;
$custom-light: #7660b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a239a",
  "rgb": {
    "r": 42,
    "g": 35,
    "b": 154
  },
  "hsl": {
    "h": 243.529,
    "s": 62.963,
    "l": 37.059
  },
  "oklch": {
    "l": 0.36095,
    "c": 0.1827,
    "h": 274.8
  },
  "luminance": 0.04027
}

Semantic roles & 50–950 ramp

primary

#2A239A

secondary

#B9BF5A

accent

#E642DC

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2A239A

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

Preview Lab → · Contrast checker → · Palette generator →