#2B1A97#2B1A97

#2B1A97 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.7% C 0.187 H 276.6°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#2B1A97
RGB	rgb(43, 26, 151)
HSL	hsl(248, 71%, 35%)
HSV	hsv(248, 83%, 59%)
CMYK	cmyk(71.5%, 82.8%, 0%, 40.8%)
CIE-LAB	lab(21.89, 45.74, -64.20)
CIE-LCH	lch(21.89, 78.83, 305.47°)
OKLab	oklab(34.71% 0.0214 -0.1855)
OKLCH	oklch(34.71% 0.187 276.6)
XYZ	xyz(6.9497, 3.4861, 29.5788)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1A97 #86971A

analogous

#1A4897 #2B1A97 #6A1A97

triadic

#2B1A97 #972B1A #1A972B

tetradic

#2B1A97 #971A48 #86971A #1A976A

square

#2B1A97 #971A48 #86971A #1A976A

split-complementary

#2B1A97 #976A1A #48971A

monochromatic

#0D082F #1C1163 #2B1A97 #3A23CB #604BE0

Accessibility & contrast

On white

12.37

#2B1A97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#2B1A97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1A97

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1A97	#FFFFFF	#000000	##FFFFFF
##2B1A97	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00399A

Deuteranopia (green-blind)

#002F95

Tritanopia (blue-blind)

#00415A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2b1a97;
/* rgb */ color: rgb(43, 26, 151);
/* oklch */ color: oklch(34.7% 0.187 276.6);

Tailwind

colors: {
  custom: {
    50: '#765bb7',
    500: '#2b1a97',
    950: '#000000',
  },
}

SCSS

$custom: #2b1a97;
$custom-light: #765bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1a97",
  "rgb": {
    "r": 43,
    "g": 26,
    "b": 151
  },
  "hsl": {
    "h": 248.16,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34711,
    "c": 0.18676,
    "h": 276.6
  },
  "luminance": 0.03487
}

Semantic roles & 50–950 ramp

primary

#2B1A97

secondary

#B2C24B

accent

#ED3AD5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2B1A97

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

Preview Lab → · Contrast checker → · Palette generator →