#2C1F8A#2C1F8A

#2C1F8A is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.0% C 0.166 H 278.3°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#2C1F8A
RGB	rgb(44, 31, 138)
HSL	hsl(247, 63%, 33%)
HSV	hsv(247, 78%, 54%)
CMYK	cmyk(68.1%, 77.5%, 0%, 45.9%)
CIE-LAB	lab(21.39, 39.17, -56.95)
CIE-LCH	lch(21.39, 69.12, 304.52°)
OKLab	oklab(33.95% 0.0239 -0.1645)
OKLCH	oklch(33.95% 0.166 278.3)
XYZ	xyz(6.1147, 3.3499, 24.3642)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C1F8A #7D8A1F

analogous

#1F478A #2C1F8A #611F8A

triadic

#2C1F8A #8A2C1F #1F8A2C

tetradic

#2C1F8A #8A1F47 #7D8A1F #1F8A61

square

#2C1F8A #8A1F47 #7D8A1F #1F8A61

split-complementary

#2C1F8A #8A611F #478A1F

monochromatic

#0C0926 #1C1458 #2C1F8A #3C2ABC #5D4CD7

Accessibility & contrast

On white

12.57

#2C1F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#2C1F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C1F8A

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C1F8A	#FFFFFF	#000000	##FFFFFF
##2C1F8A	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388D

Deuteranopia (green-blind)

#002F88

Tritanopia (blue-blind)

#003E53

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #2c1f8a;
/* rgb */ color: rgb(44, 31, 138);
/* oklch */ color: oklch(34.0% 0.166 278.3);

Tailwind

colors: {
  custom: {
    50: '#735dad',
    500: '#2c1f8a',
    950: '#000000',
  },
}

SCSS

$custom: #2c1f8a;
$custom-light: #735dad;
$custom-dark: #000000;

JSON

{
  "hex": "#2c1f8a",
  "rgb": {
    "r": 44,
    "g": 31,
    "b": 138
  },
  "hsl": {
    "h": 247.29,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33951,
    "c": 0.16621,
    "h": 278.3
  },
  "luminance": 0.0335
}

Semantic roles & 50–950 ramp

primary

#2C1F8A

secondary

#ACBA4B

accent

#E641D2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2C1F8A

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

Preview Lab → · Contrast checker → · Palette generator →