#2D28B6#2D28B6

#2D28B6 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.0% C 0.211 H 272.9°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#2D28B6
RGB	rgb(45, 40, 182)
HSL	hsl(242, 64%, 44%)
HSV	hsv(242, 78%, 71%)
CMYK	cmyk(75.3%, 78%, 0%, 28.6%)
CIE-LAB	lab(27.98, 48.65, -72.87)
CIE-LCH	lch(27.98, 87.62, 303.73°)
OKLab	oklab(40.03% 0.0107 -0.2109)
OKLCH	oklch(40.03% 0.211 272.9)
XYZ	xyz(10.2817, 5.4518, 44.7573)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D28B6 #B1B628

analogous

#286AB6 #2D28B6 #7428B6

triadic

#2D28B6 #B62D28 #28B62D

tetradic

#2D28B6 #B6286A #B1B628 #28B674

square

#2D28B6 #B6286A #B1B628 #28B674

split-complementary

#2D28B6 #B67428 #6AB628

monochromatic

#141252 #211D84 #2D28B6 #4A45D6 #7B77E1

Accessibility & contrast

On white

10.04

#2D28B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2D28B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D28B6

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D28B6	#FFFFFF	#000000	##FFFFFF
##2D28B6	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BA

Deuteranopia (green-blind)

#003BB4

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2d28b6;
/* rgb */ color: rgb(45, 40, 182);
/* oklch */ color: oklch(40.0% 0.211 272.9);

Tailwind

colors: {
  custom: {
    50: '#7d65cd',
    500: '#2d28b6',
    950: '#000000',
  },
}

SCSS

$custom: #2d28b6;
$custom-light: #7d65cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2d28b6",
  "rgb": {
    "r": 45,
    "g": 40,
    "b": 182
  },
  "hsl": {
    "h": 242.113,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40027,
    "c": 0.21114,
    "h": 272.9
  },
  "luminance": 0.05453
}

Semantic roles & 50–950 ramp

primary

#2D28B6

secondary

#C6C971

accent

#E741E1

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #2D28B6

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

Preview Lab → · Contrast checker → · Palette generator →