#2B1D92#2B1D92

#2B1D92 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.5% C 0.178 H 276.9°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#2B1D92
RGB	rgb(43, 29, 146)
HSL	hsl(247, 67%, 34%)
HSV	hsv(247, 80%, 57%)
CMYK	cmyk(70.5%, 80.1%, 0%, 42.7%)
CIE-LAB	lab(21.82, 42.71, -61.22)
CIE-LCH	lch(21.82, 74.64, 304.90°)
OKLab	oklab(34.49% 0.0215 -0.1769)
OKLCH	oklch(34.49% 0.178 276.9)
XYZ	xyz(6.6222, 3.4670, 27.5088)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1D92 #84921D

analogous

#1D4A92 #2B1D92 #651D92

triadic

#2B1D92 #922B1D #1D922B

tetradic

#2B1D92 #921D4A #84921D #1D9265

square

#2B1D92 #921D4A #84921D #1D9265

split-complementary

#2B1D92 #92651D #4A921D

monochromatic

#0D092C #1C135F #2B1D92 #3A27C5 #5F4EDC

Accessibility & contrast

On white

12.40

#2B1D92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2B1D92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1D92

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1D92	#FFFFFF	#000000	##FFFFFF
##2B1D92	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	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: #2b1d92;
/* rgb */ color: rgb(43, 29, 146);
/* oklch */ color: oklch(34.5% 0.178 276.9);

Tailwind

colors: {
  custom: {
    50: '#755cb3',
    500: '#2b1d92',
    950: '#000000',
  },
}

SCSS

$custom: #2b1d92;
$custom-light: #755cb3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1d92",
  "rgb": {
    "r": 43,
    "g": 29,
    "b": 146
  },
  "hsl": {
    "h": 247.179,
    "s": 66.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.34494,
    "c": 0.17822,
    "h": 276.9
  },
  "luminance": 0.03468
}

Semantic roles & 50–950 ramp

primary

#2B1D92

secondary

#B1BE4C

accent

#EA3ED5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2B1D92

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

Preview Lab → · Contrast checker → · Palette generator →