#2A3087#2A3087

#2A3087 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.3% C 0.143 H 273.8°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#2A3087
RGB	rgb(42, 48, 135)
HSL	hsl(236, 53%, 35%)
HSV	hsv(236, 69%, 53%)
CMYK	cmyk(68.9%, 64.4%, 0%, 47.1%)
CIE-LAB	lab(24.81, 27.33, -49.47)
CIE-LCH	lch(24.81, 56.52, 298.92°)
OKLab	oklab(36.28% 0.0094 -0.1427)
OKLCH	oklch(36.28% 0.143 273.8)
XYZ	xyz(6.3835, 4.3548, 23.4211)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3087 #87812A

analogous

#2A5F87 #2A3087 #532A87

triadic

#2A3087 #872A30 #30872A

tetradic

#2A3087 #872A5F #87812A #2A8753

square

#2A3087 #872A5F #87812A #2A8753

split-complementary

#2A3087 #87532A #5F872A

monochromatic

#0D0F2A #1B1F58 #2A3087 #3941B6 #5E66CD

Accessibility & contrast

On white

11.22

#2A3087 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2A3087 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3087

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3087	#FFFFFF	#000000	##FFFFFF
##2A3087	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8A

Deuteranopia (green-blind)

#003785

Tritanopia (blue-blind)

#004656

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2a3087;
/* rgb */ color: rgb(42, 48, 135);
/* oklch */ color: oklch(36.3% 0.143 273.8);

Tailwind

colors: {
  custom: {
    50: '#7068ab',
    500: '#2a3087',
    950: '#000000',
  },
}

SCSS

$custom: #2a3087;
$custom-light: #7068ab;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3087",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 135
  },
  "hsl": {
    "h": 236.129,
    "s": 52.542,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36284,
    "c": 0.14299,
    "h": 273.8
  },
  "luminance": 0.04355
}

Semantic roles & 50–950 ramp

primary

#2A3087

secondary

#B3AD5A

accent

#D34CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2A3087

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

Preview Lab → · Contrast checker → · Palette generator →