#2C28AB#2C28AB

#2C28AB is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.8% C 0.198 H 273.4°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#2C28AB
RGB	rgb(44, 40, 171)
HSL	hsl(242, 62%, 41%)
HSV	hsv(242, 77%, 67%)
CMYK	cmyk(74.3%, 76.6%, 0%, 32.9%)
CIE-LAB	lab(26.71, 45.01, -68.39)
CIE-LCH	lch(26.71, 81.88, 303.35°)
OKLab	oklab(38.76% 0.0118 -0.1979)
OKLCH	oklch(38.76% 0.198 273.4)
XYZ	xyz(9.1457, 4.9924, 39.0018)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C28AB #A7AB28

analogous

#2866AB #2C28AB #6E28AB

triadic

#2C28AB #AB2C28 #28AB2C

tetradic

#2C28AB #AB2866 #A7AB28 #28AB6E

square

#2C28AB #AB2866 #A7AB28 #28AB6E

split-complementary

#2C28AB #AB6E28 #66AB28

monochromatic

#121148 #1F1C79 #2C28AB #433ED2 #7370DE

Accessibility & contrast

On white

10.51

#2C28AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#2C28AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C28AB

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C28AB	#FFFFFF	#000000	##FFFFFF
##2C28AB	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AF

Deuteranopia (green-blind)

#0039A9

Tritanopia (blue-blind)

#004F68

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2c28ab;
/* rgb */ color: rgb(44, 40, 171);
/* oklch */ color: oklch(38.8% 0.198 273.4);

Tailwind

colors: {
  custom: {
    50: '#7a64c5',
    500: '#2c28ab',
    950: '#000000',
  },
}

SCSS

$custom: #2c28ab;
$custom-light: #7a64c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2c28ab",
  "rgb": {
    "r": 44,
    "g": 40,
    "b": 171
  },
  "hsl": {
    "h": 241.832,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.3876,
    "c": 0.19824,
    "h": 273.4
  },
  "luminance": 0.04993
}

Semantic roles & 50–950 ramp

primary

#2C28AB

secondary

#C2C46A

accent

#E543E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2C28AB

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

Preview Lab → · Contrast checker → · Palette generator →