#2B1C92#2B1C92

#2B1C92 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.4% C 0.179 H 277.0°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#2B1C92
RGB	rgb(43, 28, 146)
HSL	hsl(248, 68%, 34%)
HSV	hsv(248, 81%, 57%)
CMYK	cmyk(70.5%, 80.8%, 0%, 42.7%)
CIE-LAB	lab(21.65, 43.21, -61.51)
CIE-LCH	lch(21.65, 75.17, 305.09°)
OKLab	oklab(34.37% 0.0219 -0.1778)
OKLCH	oklch(34.37% 0.179 277)
XYZ	xyz(6.5981, 3.4188, 27.5007)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1C92 #83921C

analogous

#1C4892 #2B1C92 #661C92

triadic

#2B1C92 #922B1C #1C922B

tetradic

#2B1C92 #921C48 #83921C #1C9266

square

#2B1C92 #921C48 #83921C #1C9266

split-complementary

#2B1C92 #92661C #48921C

monochromatic

#0D082B #1C125F #2B1C92 #3A26C5 #5E4CDD

Accessibility & contrast

On white

12.47

#2B1C92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#2B1C92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1C92

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1C92	#FFFFFF	#000000	##FFFFFF
##2B1C92	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003995

Deuteranopia (green-blind)

#002F90

Tritanopia (blue-blind)

#004057

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2b1c92;
/* rgb */ color: rgb(43, 28, 146);
/* oklch */ color: oklch(34.4% 0.179 277.0);

Tailwind

colors: {
  custom: {
    50: '#755cb3',
    500: '#2b1c92',
    950: '#000000',
  },
}

SCSS

$custom: #2b1c92;
$custom-light: #755cb3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1c92",
  "rgb": {
    "r": 43,
    "g": 28,
    "b": 146
  },
  "hsl": {
    "h": 247.627,
    "s": 67.816,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34372,
    "c": 0.17911,
    "h": 277
  },
  "luminance": 0.03419
}

Semantic roles & 50–950 ramp

primary

#2B1C92

secondary

#B0BF4B

accent

#EB3DD5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2B1C92

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

Preview Lab → · Contrast checker → · Palette generator →