#2B2497#2B2497

#2B2497 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.0% C 0.178 H 275.4°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#2B2497
RGB	rgb(43, 36, 151)
HSL	hsl(244, 61%, 37%)
HSV	hsv(244, 76%, 59%)
CMYK	cmyk(71.5%, 76.2%, 0%, 40.8%)
CIE-LAB	lab(23.70, 40.54, -61.21)
CIE-LCH	lch(23.70, 73.42, 303.52°)
OKLab	oklab(35.98% 0.0167 -0.177)
OKLCH	oklch(35.98% 0.178 275.4)
XYZ	xyz(7.2112, 4.0090, 29.6659)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2497 #909724

analogous

#245797 #2B2497 #652497

triadic

#2B2497 #972B24 #24972B

tetradic

#2B2497 #972457 #909724 #249765

square

#2B2497 #972457 #909724 #249765

split-complementary

#2B2497 #976524 #579724

monochromatic

#0F0C34 #1D1866 #2B2497 #3930C8 #655DD8

Accessibility & contrast

On white

11.65

#2B2497 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2B2497 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2497

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2497	#FFFFFF	#000000	##FFFFFF
##2B2497	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9A

Deuteranopia (green-blind)

#003395

Tritanopia (blue-blind)

#00455C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2b2497;
/* rgb */ color: rgb(43, 36, 151);
/* oklch */ color: oklch(36.0% 0.178 275.4);

Tailwind

colors: {
  custom: {
    50: '#7561b7',
    500: '#2b2497',
    950: '#000000',
  },
}

SCSS

$custom: #2b2497;
$custom-light: #7561b7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2497",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 151
  },
  "hsl": {
    "h": 243.652,
    "s": 61.497,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35975,
    "c": 0.17774,
    "h": 275.4
  },
  "luminance": 0.0401
}

Semantic roles & 50–950 ramp

primary

#2B2497

secondary

#B7BD5A

accent

#E543DB

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #2B2497

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

Preview Lab → · Contrast checker → · Palette generator →