#2A3EB8#2A3EB8

#2A3EB8 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.4% C 0.192 H 269.1°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#2A3EB8
RGB	rgb(42, 62, 184)
HSL	hsl(232, 63%, 44%)
HSV	hsv(232, 77%, 72%)
CMYK	cmyk(77.2%, 66.3%, 0%, 27.8%)
CIE-LAB	lab(32.69, 36.16, -66.30)
CIE-LCH	lch(32.69, 75.52, 298.61°)
OKLab	oklab(43.42% -0.0031 -0.1919)
OKLCH	oklch(43.42% 0.192 269.1)
XYZ	xyz(11.3262, 7.3969, 46.1689)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3EB8 #B8A42A

analogous

#2A85B8 #2A3EB8 #5D2AB8

triadic

#2A3EB8 #B82A3E #3EB82A

tetradic

#2A3EB8 #B82A85 #B8A42A #2AB85D

square

#2A3EB8 #B82A85 #B8A42A #2AB85D

split-complementary

#2A3EB8 #B85D2A #85B82A

monochromatic

#131C54 #1F2D86 #2A3EB8 #4A5DD6 #7B8AE1

Accessibility & contrast

On white

8.47

#2A3EB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#2A3EB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3EB8

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3EB8	#FFFFFF	#000000	##FFFFFF
##2A3EB8	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#0046B6

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2a3eb8;
/* rgb */ color: rgb(42, 62, 184);
/* oklch */ color: oklch(43.4% 0.192 269.1);

Tailwind

colors: {
  custom: {
    50: '#7b73ce',
    500: '#2a3eb8',
    950: '#000000',
  },
}

SCSS

$custom: #2a3eb8;
$custom-light: #7b73ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3eb8",
  "rgb": {
    "r": 42,
    "g": 62,
    "b": 184
  },
  "hsl": {
    "h": 231.549,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.43419,
    "c": 0.19189,
    "h": 269.1
  },
  "luminance": 0.07398
}

Semantic roles & 50–950 ramp

primary

#2A3EB8

secondary

#C9BD75

accent

#CF42E6

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2A3EB8

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

Preview Lab → · Contrast checker → · Palette generator →