#2C1B9E#2C1B9E

#2C1B9E is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.194 H 276.0°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#2C1B9E
RGB	rgb(44, 27, 158)
HSL	hsl(248, 71%, 36%)
HSV	hsv(248, 83%, 62%)
CMYK	cmyk(72.2%, 82.9%, 0%, 38%)
CIE-LAB	lab(22.96, 47.50, -66.73)
CIE-LCH	lch(22.96, 81.91, 305.44°)
OKLab	oklab(35.71% 0.0204 -0.1929)
OKLCH	oklch(35.71% 0.194 276)
XYZ	xyz(7.6002, 3.7872, 32.6716)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C1B9E #8D9E1B

analogous

#1B4C9E #2C1B9E #6E1B9E

triadic

#2C1B9E #9E2C1B #1B9E2C

tetradic

#2C1B9E #9E1B4C #8D9E1B #1B9E6E

square

#2C1B9E #9E1B4C #8D9E1B #1B9E6E

split-complementary

#2C1B9E #9E6E1B #4C9E1B

monochromatic

#0F0935 #1D126A #2C1B9E #3B24D2 #6552E1

Accessibility & contrast

On white

11.95

#2C1B9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#2C1B9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C1B9E

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C1B9E	#FFFFFF	#000000	##FFFFFF
##2C1B9E	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA2

Deuteranopia (green-blind)

#00319C

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2c1b9e;
/* rgb */ color: rgb(44, 27, 158);
/* oklch */ color: oklch(35.7% 0.194 276.0);

Tailwind

colors: {
  custom: {
    50: '#785cbc',
    500: '#2c1b9e',
    950: '#000000',
  },
}

SCSS

$custom: #2c1b9e;
$custom-light: #785cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c1b9e",
  "rgb": {
    "r": 44,
    "g": 27,
    "b": 158
  },
  "hsl": {
    "h": 247.786,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.35705,
    "c": 0.19395,
    "h": 276
  },
  "luminance": 0.03788
}

Semantic roles & 50–950 ramp

primary

#2C1B9E

secondary

#B5C451

accent

#EE3AD6

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2C1B9E

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

Preview Lab → · Contrast checker → · Palette generator →