#2A3886#2A3886

#2A3886 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.8% C 0.131 H 271.1°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#2A3886
RGB	rgb(42, 56, 134)
HSL	hsl(231, 52%, 35%)
HSV	hsv(231, 69%, 53%)
CMYK	cmyk(68.7%, 58.2%, 0%, 47.5%)
CIE-LAB	lab(26.85, 21.54, -45.52)
CIE-LCH	lch(26.85, 50.36, 295.32°)
OKLab	oklab(37.77% 0.0024 -0.131)
OKLCH	oklch(37.77% 0.131 271.1)
XYZ	xyz(6.6706, 5.0412, 23.1711)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3886 #86782A

analogous

#2A6686 #2A3886 #4A2A86

triadic

#2A3886 #862A38 #38862A

tetradic

#2A3886 #862A66 #86782A #2A864A

square

#2A3886 #862A66 #86782A #2A864A

split-complementary

#2A3886 #864A2A #66862A

monochromatic

#0D1129 #1B2557 #2A3886 #394BB5 #5E6FCD

Accessibility & contrast

On white

10.46

#2A3886 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2A3886 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3886

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3886	#FFFFFF	#000000	##FFFFFF
##2A3886	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004489

Deuteranopia (green-blind)

#003B84

Tritanopia (blue-blind)

#004B59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2a3886;
/* rgb */ color: rgb(42, 56, 134);
/* oklch */ color: oklch(37.8% 0.131 271.1);

Tailwind

colors: {
  custom: {
    50: '#6f6eaa',
    500: '#2a3886',
    950: '#000000',
  },
}

SCSS

$custom: #2a3886;
$custom-light: #6f6eaa;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3886",
  "rgb": {
    "r": 42,
    "g": 56,
    "b": 134
  },
  "hsl": {
    "h": 230.87,
    "s": 52.273,
    "l": 34.51
  },
  "oklch": {
    "l": 0.3777,
    "c": 0.13102,
    "h": 271.1
  },
  "luminance": 0.05042
}

Semantic roles & 50–950 ramp

primary

#2A3886

secondary

#B2A55A

accent

#C64CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2A3886

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

Preview Lab → · Contrast checker → · Palette generator →