#2B2873#2B2873

#2B2873 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.0% C 0.125 H 278.9°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#2B2873
RGB	rgb(43, 40, 115)
HSL	hsl(242, 48%, 30%)
HSV	hsv(242, 65%, 45%)
CMYK	cmyk(62.6%, 65.2%, 0%, 54.9%)
CIE-LAB	lab(21.09, 25.57, -42.88)
CIE-LCH	lch(21.09, 49.92, 300.81°)
OKLab	oklab(33.03% 0.0192 -0.1233)
OKLCH	oklch(33.03% 0.125 278.9)
XYZ	xyz(4.8486, 3.2686, 16.5917)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2873 #707328

analogous

#284A73 #2B2873 #502873

triadic

#2B2873 #732B28 #28732B

tetradic

#2B2873 #73284A #707328 #287350

square

#2B2873 #73284A #707328 #287350

split-complementary

#2B2873 #735028 #4A7328

monochromatic

#090818 #1A1846 #2B2873 #3C38A0 #5752C3

Accessibility & contrast

On white

12.70

#2B2873 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#2B2873 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2873

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2873	#FFFFFF	#000000	##FFFFFF
##2B2873	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003675

Deuteranopia (green-blind)

#003072

Tritanopia (blue-blind)

#003B49

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #2b2873;
/* rgb */ color: rgb(43, 40, 115);
/* oklch */ color: oklch(33.0% 0.125 278.9);

Tailwind

colors: {
  custom: {
    50: '#6d629c',
    500: '#2b2873',
    950: '#000000',
  },
}

SCSS

$custom: #2b2873;
$custom-light: #6d629c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2873",
  "rgb": {
    "r": 43,
    "g": 40,
    "b": 115
  },
  "hsl": {
    "h": 242.4,
    "s": 48.387,
    "l": 30.392
  },
  "oklch": {
    "l": 0.33028,
    "c": 0.12484,
    "h": 278.9
  },
  "luminance": 0.03269
}

Semantic roles & 50–950 ramp

primary

#2B2873

secondary

#A2A552

accent

#D850D3

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#08050E

muted

#7B797E

Preview Lab

Preview with #2B2873

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

Preview Lab → · Contrast checker → · Palette generator →