#2A1F8A#2A1F8A

#2A1F8A is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.8% C 0.167 H 277.2°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#2A1F8A
RGB	rgb(42, 31, 138)
HSL	hsl(246, 63%, 33%)
HSV	hsv(246, 78%, 54%)
CMYK	cmyk(69.6%, 77.5%, 0%, 45.9%)
CIE-LAB	lab(21.23, 38.94, -57.22)
CIE-LCH	lch(21.23, 69.21, 304.24°)
OKLab	oklab(33.8% 0.021 -0.1653)
OKLCH	oklch(33.8% 0.167 277.2)
XYZ	xyz(6.0308, 3.3067, 24.3603)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1F8A #7F8A1F

analogous

#1F498A #2A1F8A #5F1F8A

triadic

#2A1F8A #8A2A1F #1F8A2A

tetradic

#2A1F8A #8A1F49 #7F8A1F #1F8A5F

square

#2A1F8A #8A1F49 #7F8A1F #1F8A5F

split-complementary

#2A1F8A #8A5F1F #498A1F

monochromatic

#0C0926 #1B1458 #2A1F8A #392ABC #5B4CD7

Accessibility & contrast

On white

12.64

#2A1F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#2A1F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1F8A

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1F8A	#FFFFFF	#000000	##FFFFFF
##2A1F8A	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378D

Deuteranopia (green-blind)

#002E88

Tritanopia (blue-blind)

#003E53

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #2a1f8a;
/* rgb */ color: rgb(42, 31, 138);
/* oklch */ color: oklch(33.8% 0.167 277.2);

Tailwind

colors: {
  custom: {
    50: '#725dad',
    500: '#2a1f8a',
    950: '#000000',
  },
}

SCSS

$custom: #2a1f8a;
$custom-light: #725dad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1f8a",
  "rgb": {
    "r": 42,
    "g": 31,
    "b": 138
  },
  "hsl": {
    "h": 246.168,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33796,
    "c": 0.16666,
    "h": 277.2
  },
  "luminance": 0.03307
}

Semantic roles & 50–950 ramp

primary

#2A1F8A

secondary

#AEBA4B

accent

#E641D5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2A1F8A

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

Preview Lab → · Contrast checker → · Palette generator →