#2B2596#2B2596

#2B2596 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.0% C 0.175 H 275.3°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#2B2596
RGB	rgb(43, 37, 150)
HSL	hsl(243, 60%, 37%)
HSV	hsv(243, 75%, 59%)
CMYK	cmyk(71.3%, 75.3%, 0%, 41.2%)
CIE-LAB	lab(23.80, 39.64, -60.43)
CIE-LCH	lch(23.80, 72.27, 303.26°)
OKLab	oklab(36.01% 0.0163 -0.1747)
OKLCH	oklch(36.01% 0.175 275.3)
XYZ	xyz(7.1610, 4.0381, 29.2503)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2596 #909625

analogous

#255896 #2B2596 #642596

triadic

#2B2596 #962B25 #25962B

tetradic

#2B2596 #962558 #909625 #259664

square

#2B2596 #962558 #909625 #259664

split-complementary

#2B2596 #966425 #589625

monochromatic

#0F0D34 #1D1965 #2B2596 #3931C7 #655ED7

Accessibility & contrast

On white

11.62

#2B2596 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2B2596 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2596

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2596	#FFFFFF	#000000	##FFFFFF
##2B2596	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E99

Deuteranopia (green-blind)

#003394

Tritanopia (blue-blind)

#00455B

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2b2596;
/* rgb */ color: rgb(43, 37, 150);
/* oklch */ color: oklch(36.0% 0.175 275.3);

Tailwind

colors: {
  custom: {
    50: '#7561b6',
    500: '#2b2596',
    950: '#000000',
  },
}

SCSS

$custom: #2b2596;
$custom-light: #7561b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2596",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 150
  },
  "hsl": {
    "h": 243.186,
    "s": 60.428,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36011,
    "c": 0.17548,
    "h": 275.3
  },
  "luminance": 0.04039
}

Semantic roles & 50–950 ramp

primary

#2B2596

secondary

#B7BC5B

accent

#E444DB

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #2B2596

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

Preview Lab → · Contrast checker → · Palette generator →