#2A1A9B#2A1A9B

#2A1A9B is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.1% C 0.192 H 275.6°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A1A9B
RGB	rgb(42, 26, 155)
HSL	hsl(247, 71%, 35%)
HSV	hsv(247, 83%, 61%)
CMYK	cmyk(72.9%, 83.2%, 0%, 39.2%)
CIE-LAB	lab(22.29, 46.89, -66.00)
CIE-LCH	lch(22.29, 80.96, 305.39°)
OKLab	oklab(35.1% 0.0188 -0.1908)
OKLCH	oklch(35.1% 0.192 275.6)
XYZ	xyz(7.2387, 3.5969, 31.3168)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1A9B #8B9B1A

analogous

#1A4A9B #2A1A9B #6A1A9B

triadic

#2A1A9B #9B2A1A #1A9B2A

tetradic

#2A1A9B #9B1A4A #8B9B1A #1A9B6A

square

#2A1A9B #9B1A4A #8B9B1A #1A9B6A

split-complementary

#2A1A9B #9B6A1A #4A9B1A

monochromatic

#0E0832 #1C1167 #2A1A9B #3823CF #604EE1

Accessibility & contrast

On white

12.21

#2A1A9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2A1A9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1A9B

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1A9B	#FFFFFF	#000000	##FFFFFF
##2A1A9B	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9E

Deuteranopia (green-blind)

#002F99

Tritanopia (blue-blind)

#00435C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2a1a9b;
/* rgb */ color: rgb(42, 26, 155);
/* oklch */ color: oklch(35.1% 0.192 275.6);

Tailwind

colors: {
  custom: {
    50: '#775bba',
    500: '#2a1a9b',
    950: '#000000',
  },
}

SCSS

$custom: #2a1a9b;
$custom-light: #775bba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1a9b",
  "rgb": {
    "r": 42,
    "g": 26,
    "b": 155
  },
  "hsl": {
    "h": 247.442,
    "s": 71.271,
    "l": 35.49
  },
  "oklch": {
    "l": 0.35104,
    "c": 0.1917,
    "h": 275.6
  },
  "luminance": 0.03598
}

Semantic roles & 50–950 ramp

primary

#2A1A9B

secondary

#B5C44D

accent

#EE3AD8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2A1A9B

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

Preview Lab → · Contrast checker → · Palette generator →