#2B28A2#2B28A2

#2B28A2 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.7% C 0.187 H 273.8°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#2B28A2
RGB	rgb(43, 40, 162)
HSL	hsl(241, 60%, 40%)
HSV	hsv(241, 75%, 64%)
CMYK	cmyk(73.5%, 75.3%, 0%, 36.5%)
CIE-LAB	lab(25.68, 41.94, -64.66)
CIE-LCH	lch(25.68, 77.07, 302.97°)
OKLab	oklab(37.73% 0.0124 -0.1871)
OKLCH	oklch(37.73% 0.187 273.8)
XYZ	xyz(8.2745, 4.6390, 34.6348)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B28A2 #9FA228

analogous

#2862A2 #2B28A2 #6828A2

triadic

#2B28A2 #A22B28 #28A22B

tetradic

#2B28A2 #A22862 #9FA228 #28A268

square

#2B28A2 #A22862 #9FA228 #28A268

split-complementary

#2B28A2 #A26828 #62A228

monochromatic

#111040 #1E1C71 #2B28A2 #3D39CE #6D6ADA

Accessibility & contrast

On white

10.89

#2B28A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2B28A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B28A2

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B28A2	#FFFFFF	#000000	##FFFFFF
##2B28A2	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A6

Deuteranopia (green-blind)

#0037A0

Tritanopia (blue-blind)

#004B63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b28a2;
/* rgb */ color: rgb(43, 40, 162);
/* oklch */ color: oklch(37.7% 0.187 273.8);

Tailwind

colors: {
  custom: {
    50: '#7864bf',
    500: '#2b28a2',
    950: '#000000',
  },
}

SCSS

$custom: #2b28a2;
$custom-light: #7864bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b28a2",
  "rgb": {
    "r": 43,
    "g": 40,
    "b": 162
  },
  "hsl": {
    "h": 241.475,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.37726,
    "c": 0.18747,
    "h": 273.8
  },
  "luminance": 0.0464
}

Semantic roles & 50–950 ramp

primary

#2B28A2

secondary

#BEC165

accent

#E444E0

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2B28A2

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

Preview Lab → · Contrast checker → · Palette generator →