#2D28AB#2D28AB

#2D28AB is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.8% C 0.198 H 273.8°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#2D28AB
RGB	rgb(45, 40, 171)
HSL	hsl(242, 62%, 41%)
HSV	hsv(242, 77%, 67%)
CMYK	cmyk(73.7%, 76.6%, 0%, 32.9%)
CIE-LAB	lab(26.78, 45.10, -68.29)
CIE-LCH	lch(26.78, 81.84, 303.44°)
OKLab	oklab(38.82% 0.013 -0.1975)
OKLCH	oklch(38.82% 0.198 273.8)
XYZ	xyz(9.1892, 5.0148, 39.0039)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D28AB #A6AB28

analogous

#2865AB #2D28AB #6F28AB

triadic

#2D28AB #AB2D28 #28AB2D

tetradic

#2D28AB #AB2865 #A6AB28 #28AB6F

square

#2D28AB #AB2865 #A6AB28 #28AB6F

split-complementary

#2D28AB #AB6F28 #65AB28

monochromatic

#131148 #201C79 #2D28AB #443ED2 #7470DE

Accessibility & contrast

On white

10.48

#2D28AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#2D28AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D28AB

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D28AB	#FFFFFF	#000000	##FFFFFF
##2D28AB	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	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: #2d28ab;
/* rgb */ color: rgb(45, 40, 171);
/* oklch */ color: oklch(38.8% 0.198 273.8);

Tailwind

colors: {
  custom: {
    50: '#7b64c5',
    500: '#2d28ab',
    950: '#000000',
  },
}

SCSS

$custom: #2d28ab;
$custom-light: #7b64c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d28ab",
  "rgb": {
    "r": 45,
    "g": 40,
    "b": 171
  },
  "hsl": {
    "h": 242.29,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.38822,
    "c": 0.19798,
    "h": 273.8
  },
  "luminance": 0.05016
}

Semantic roles & 50–950 ramp

primary

#2D28AB

secondary

#C1C46A

accent

#E543DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2D28AB

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

Preview Lab → · Contrast checker → · Palette generator →