#2D28C5#2D28C5

#2D28C5 is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.7% C 0.229 H 271.9°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#2D28C5
RGB	rgb(45, 40, 197)
HSL	hsl(242, 66%, 46%)
HSV	hsv(242, 80%, 77%)
CMYK	cmyk(77.2%, 79.7%, 0%, 22.7%)
CIE-LAB	lab(29.68, 53.36, -78.93)
CIE-LCH	lch(29.68, 95.28, 304.06°)
OKLab	oklab(41.7% 0.0074 -0.2284)
OKLCH	oklch(41.7% 0.229 271.9)
XYZ	xyz(11.9156, 6.1054, 53.3630)
Luminance	0.0611 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D28C5 #C0C528

analogous

#2872C5 #2D28C5 #7C28C5

triadic

#2D28C5 #C52D28 #28C52D

tetradic

#2D28C5 #C52872 #C0C528 #28C57C

square

#2D28C5 #C52872 #C0C528 #28C57C

split-complementary

#2D28C5 #C57C28 #72C528

monochromatic

#16135F #211E92 #2D28C5 #534FDB #8582E6

Accessibility & contrast

On white

9.45

#2D28C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2D28C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D28C5

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D28C5	#FFFFFF	#000000	##FFFFFF
##2D28C5	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DC9

Deuteranopia (green-blind)

#003EC2

Tritanopia (blue-blind)

#005977

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2d28c5;
/* rgb */ color: rgb(45, 40, 197);
/* oklch */ color: oklch(41.7% 0.229 271.9);

Tailwind

colors: {
  custom: {
    50: '#8166d8',
    500: '#2d28c5',
    950: '#000000',
  },
}

SCSS

$custom: #2d28c5;
$custom-light: #8166d8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d28c5",
  "rgb": {
    "r": 45,
    "g": 40,
    "b": 197
  },
  "hsl": {
    "h": 241.911,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.41702,
    "c": 0.22857,
    "h": 271.9
  },
  "luminance": 0.06107
}

Semantic roles & 50–950 ramp

primary

#2D28C5

secondary

#CCCE7A

accent

#E93FE4

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0615

muted

#7D7A83

Preview Lab

Preview with #2D28C5

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

Preview Lab → · Contrast checker → · Palette generator →