#2B10A1#2B10A1

#2B10A1 is a dark, highly saturated violet. Relative luminance 0.035; OKLCH L 35.0% C 0.205 H 275.9°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#2B10A1
RGB	rgb(43, 16, 161)
HSL	hsl(251, 82%, 35%)
HSV	hsv(251, 90%, 63%)
CMYK	cmyk(73.3%, 90.1%, 0%, 36.9%)
CIE-LAB	lab(21.79, 52.65, -70.51)
CIE-LCH	lch(21.79, 88.00, 306.75°)
OKLab	oklab(34.99% 0.0212 -0.2036)
OKLCH	oklch(34.99% 0.205 275.9)
XYZ	xyz(7.6125, 3.4566, 33.9773)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B10A1 #86A110

analogous

#103EA1 #2B10A1 #7310A1

triadic

#2B10A1 #A12B10 #10A12B

tetradic

#2B10A1 #A1103E #86A110 #10A173

square

#2B10A1 #A1103E #86A110 #10A173

split-complementary

#2B10A1 #A17310 #3EA110

monochromatic

#0D0532 #1C0A69 #2B10A1 #3A16D9 #603FEC

Accessibility & contrast

On white

12.42

#2B10A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2B10A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B10A1

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B10A1	#FFFFFF	#000000	##FFFFFF
##2B10A1	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA5

Deuteranopia (green-blind)

#002E9F

Tritanopia (blue-blind)

#00435E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2b10a1;
/* rgb */ color: rgb(43, 16, 161);
/* oklch */ color: oklch(35.0% 0.205 275.9);

Tailwind

colors: {
  custom: {
    50: '#7958be',
    500: '#2b10a1',
    950: '#000000',
  },
}

SCSS

$custom: #2b10a1;
$custom-light: #7958be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b10a1",
  "rgb": {
    "r": 43,
    "g": 16,
    "b": 161
  },
  "hsl": {
    "h": 251.172,
    "s": 81.921,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34992,
    "c": 0.20474,
    "h": 275.9
  },
  "luminance": 0.03457
}

Semantic roles & 50–950 ramp

primary

#2B10A1

secondary

#B2CC41

accent

#F830D3

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2B10A1

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

Preview Lab → · Contrast checker → · Palette generator →