#2C27B0#2C27B0

#2C27B0 is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.2% C 0.205 H 273.1°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#2C27B0
RGB	rgb(44, 39, 176)
HSL	hsl(242, 64%, 42%)
HSV	hsv(242, 78%, 69%)
CMYK	cmyk(75%, 77.8%, 0%, 31%)
CIE-LAB	lab(27.07, 47.17, -70.80)
CIE-LCH	lch(27.07, 85.07, 303.68°)
OKLab	oklab(39.18% 0.0111 -0.2049)
OKLCH	oklch(39.18% 0.205 273.1)
XYZ	xyz(9.5981, 5.1201, 41.5483)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C27B0 #ABB027

analogous

#2766B0 #2C27B0 #7127B0

triadic

#2C27B0 #B02C27 #27B02C

tetradic

#2C27B0 #B02766 #ABB027 #27B071

square

#2C27B0 #B02766 #ABB027 #27B071

split-complementary

#2C27B0 #B07127 #66B027

monochromatic

#13114C #1F1C7E #2C27B0 #4540D5 #7672E0

Accessibility & contrast

On white

10.37

#2C27B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#2C27B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C27B0

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C27B0	#FFFFFF	#000000	##FFFFFF
##2C27B0	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B4

Deuteranopia (green-blind)

#0039AE

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2c27b0;
/* rgb */ color: rgb(44, 39, 176);
/* oklch */ color: oklch(39.2% 0.205 273.1);

Tailwind

colors: {
  custom: {
    50: '#7b64c9',
    500: '#2c27b0',
    950: '#000000',
  },
}

SCSS

$custom: #2c27b0;
$custom-light: #7b64c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2c27b0",
  "rgb": {
    "r": 44,
    "g": 39,
    "b": 176
  },
  "hsl": {
    "h": 242.19,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.39176,
    "c": 0.20516,
    "h": 273.1
  },
  "luminance": 0.05121
}

Semantic roles & 50–950 ramp

primary

#2C27B0

secondary

#C3C76C

accent

#E741E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2C27B0

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

Preview Lab → · Contrast checker → · Palette generator →