#2B2584#2B2584

#2B2584 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.1% C 0.152 H 277.4°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B2584
RGB	rgb(43, 37, 132)
HSL	hsl(244, 56%, 33%)
HSV	hsv(244, 72%, 52%)
CMYK	cmyk(67.4%, 72%, 0%, 48.2%)
CIE-LAB	lab(21.95, 33.50, -52.27)
CIE-LCH	lch(21.95, 62.08, 302.66°)
OKLab	oklab(34.14% 0.0197 -0.1509)
OKLCH	oklch(34.14% 0.152 277.4)
XYZ	xyz(5.8213, 3.5022, 22.1945)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2584 #7E8425

analogous

#254F84 #2B2584 #5A2584

triadic

#2B2584 #842B25 #25842B

tetradic

#2B2584 #84254F #7E8425 #25845A

square

#2B2584 #84254F #7E8425 #25845A

split-complementary

#2B2584 #845A25 #4F8425

monochromatic

#0C0A24 #1B1854 #2B2584 #3B32B4 #5C54CF

Accessibility & contrast

On white

12.35

#2B2584 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#2B2584 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2584

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2584	#FFFFFF	#000000	##FFFFFF
##2B2584	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003887

Deuteranopia (green-blind)

#003182

Tritanopia (blue-blind)

#003F51

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b2584;
/* rgb */ color: rgb(43, 37, 132);
/* oklch */ color: oklch(34.1% 0.152 277.4);

Tailwind

colors: {
  custom: {
    50: '#7160a9',
    500: '#2b2584',
    950: '#000000',
  },
}

SCSS

$custom: #2b2584;
$custom-light: #7160a9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2584",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 132
  },
  "hsl": {
    "h": 243.789,
    "s": 56.213,
    "l": 33.137
  },
  "oklch": {
    "l": 0.3414,
    "c": 0.15217,
    "h": 277.4
  },
  "luminance": 0.03503
}

Semantic roles & 50–950 ramp

primary

#2B2584

secondary

#ADB351

accent

#E048D6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2B2584

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

Preview Lab → · Contrast checker → · Palette generator →