#2B28A9#2B28A9

#2B28A9 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.5% C 0.196 H 273.2°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#2B28A9
RGB	rgb(43, 40, 169)
HSL	hsl(241, 62%, 41%)
HSV	hsv(241, 76%, 66%)
CMYK	cmyk(74.6%, 76.3%, 0%, 33.7%)
CIE-LAB	lab(26.43, 44.27, -67.66)
CIE-LCH	lch(26.43, 80.85, 303.20°)
OKLab	oklab(38.48% 0.011 -0.1958)
OKLCH	oklch(38.48% 0.196 273.2)
XYZ	xyz(8.9141, 4.8948, 38.0034)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B28A9 #A6A928

analogous

#2865A9 #2B28A9 #6B28A9

triadic

#2B28A9 #A92B28 #28A92B

tetradic

#2B28A9 #A92865 #A6A928 #28A96B

square

#2B28A9 #A92865 #A6A928 #28A96B

split-complementary

#2B28A9 #A96B28 #65A928

monochromatic

#121146 #1E1C78 #2B28A9 #413DD1 #716FDD

Accessibility & contrast

On white

10.61

#2B28A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2B28A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B28A9

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B28A9	#FFFFFF	#000000	##FFFFFF
##2B28A9	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AD

Deuteranopia (green-blind)

#0038A7

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b28a9;
/* rgb */ color: rgb(43, 40, 169);
/* oklch */ color: oklch(38.5% 0.196 273.2);

Tailwind

colors: {
  custom: {
    50: '#7964c4',
    500: '#2b28a9',
    950: '#000000',
  },
}

SCSS

$custom: #2b28a9;
$custom-light: #7964c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b28a9",
  "rgb": {
    "r": 43,
    "g": 40,
    "b": 169
  },
  "hsl": {
    "h": 241.395,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.38481,
    "c": 0.19607,
    "h": 273.2
  },
  "luminance": 0.04896
}

Semantic roles & 50–950 ramp

primary

#2B28A9

secondary

#C1C469

accent

#E543E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2B28A9

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

Preview Lab → · Contrast checker → · Palette generator →