#2A1781#2A1781

#2A1781 is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.8% C 0.163 H 279.9°. Best body text is #FFFFFF at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#2A1781
RGB	rgb(42, 23, 129)
HSL	hsl(251, 70%, 30%)
HSV	hsv(251, 82%, 51%)
CMYK	cmyk(67.4%, 82.2%, 0%, 49.4%)
CIE-LAB	lab(18.76, 40.28, -55.65)
CIE-LCH	lch(18.76, 68.69, 305.90°)
OKLab	oklab(31.77% 0.028 -0.1606)
OKLCH	oklch(31.77% 0.163 279.9)
XYZ	xyz(5.2224, 2.6896, 21.0086)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1781 #6E8117

analogous

#173981 #2A1781 #5F1781

triadic

#2A1781 #812A17 #17812A

tetradic

#2A1781 #811739 #6E8117 #17815F

square

#2A1781 #811739 #6E8117 #17815F

split-complementary

#2A1781 #815F17 #398117

monochromatic

#08051A #190E4D #2A1781 #3B20B5 #5537DB

Accessibility & contrast

On white

13.65

#2A1781 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#2A1781 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1781

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1781	#FFFFFF	#000000	##FFFFFF
##2A1781	1.00	13.65	1.54	13.65
#FFFFFF	13.65	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003184

Deuteranopia (green-blind)

#00297F

Tritanopia (blue-blind)

#00374C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #2a1781;
/* rgb */ color: rgb(42, 23, 129);
/* oklch */ color: oklch(31.8% 0.163 279.9);

Tailwind

colors: {
  custom: {
    50: '#7158a7',
    500: '#2a1781',
    950: '#000000',
  },
}

SCSS

$custom: #2a1781;
$custom-light: #7158a7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1781",
  "rgb": {
    "r": 42,
    "g": 23,
    "b": 129
  },
  "hsl": {
    "h": 250.755,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31766,
    "c": 0.16307,
    "h": 279.9
  },
  "luminance": 0.0269
}

Semantic roles & 50–950 ramp

primary

#2A1781

secondary

#A0B53E

accent

#ED3BCD

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #2A1781

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

Preview Lab → · Contrast checker → · Palette generator →