#2B2582#2B2582

#2B2582 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.9% C 0.149 H 277.7°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#2B2582
RGB	rgb(43, 37, 130)
HSL	hsl(244, 56%, 33%)
HSV	hsv(244, 72%, 51%)
CMYK	cmyk(66.9%, 71.5%, 0%, 49%)
CIE-LAB	lab(21.76, 32.81, -51.33)
CIE-LCH	lch(21.76, 60.92, 302.58°)
OKLab	oklab(33.94% 0.02 -0.1481)
OKLCH	oklch(33.94% 0.15 277.7)
XYZ	xyz(5.6858, 3.4480, 21.4807)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2582 #7C8225

analogous

#254D82 #2B2582 #592582

triadic

#2B2582 #822B25 #25822B

tetradic

#2B2582 #82254D #7C8225 #258259

square

#2B2582 #82254D #7C8225 #258259

split-complementary

#2B2582 #825925 #4D8225

monochromatic

#0B0A23 #1B1752 #2B2582 #3B33B2 #5B53CE

Accessibility & contrast

On white

12.43

#2B2582 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2B2582 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2582

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2582	#FFFFFF	#000000	##FFFFFF
##2B2582	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003885

Deuteranopia (green-blind)

#003080

Tritanopia (blue-blind)

#003E50

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2b2582;
/* rgb */ color: rgb(43, 37, 130);
/* oklch */ color: oklch(33.9% 0.149 277.7);

Tailwind

colors: {
  custom: {
    50: '#7060a7',
    500: '#2b2582',
    950: '#000000',
  },
}

SCSS

$custom: #2b2582;
$custom-light: #7060a7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2582",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 130
  },
  "hsl": {
    "h": 243.871,
    "s": 55.689,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33939,
    "c": 0.1495,
    "h": 277.7
  },
  "luminance": 0.03448
}

Semantic roles & 50–950 ramp

primary

#2B2582

secondary

#ACB250

accent

#DF49D5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #2B2582

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

Preview Lab → · Contrast checker → · Palette generator →