#2B227B#2B227B

#2B227B is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.8% C 0.144 H 279.5°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#2B227B
RGB	rgb(43, 34, 123)
HSL	hsl(246, 57%, 31%)
HSV	hsv(246, 72%, 48%)
CMYK	cmyk(65%, 72.4%, 0%, 51.8%)
CIE-LAB	lab(20.39, 32.25, -49.14)
CIE-LCH	lch(20.39, 58.78, 303.28°)
OKLab	oklab(32.75% 0.0236 -0.1417)
OKLCH	oklch(32.75% 0.144 279.5)
XYZ	xyz(5.1423, 3.0873, 19.0600)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B227B #727B22

analogous

#22457B #2B227B #57227B

triadic

#2B227B #7B2B22 #227B2B

tetradic

#2B227B #7B2245 #727B22 #227B57

square

#2B227B #7B2245 #727B22 #227B57

split-complementary

#2B227B #7B5722 #457B22

monochromatic

#09071B #1A154B #2B227B #3C2FAB #584ACD

Accessibility & contrast

On white

12.98

#2B227B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#2B227B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B227B

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B227B	#FFFFFF	#000000	##FFFFFF
##2B227B	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357E

Deuteranopia (green-blind)

#002E79

Tritanopia (blue-blind)

#003A4C

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2b227b;
/* rgb */ color: rgb(43, 34, 123);
/* oklch */ color: oklch(32.8% 0.144 279.5);

Tailwind

colors: {
  custom: {
    50: '#6f5ea2',
    500: '#2b227b',
    950: '#000000',
  },
}

SCSS

$custom: #2b227b;
$custom-light: #6f5ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b227b",
  "rgb": {
    "r": 43,
    "g": 34,
    "b": 123
  },
  "hsl": {
    "h": 246.067,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3275,
    "c": 0.14367,
    "h": 279.5
  },
  "luminance": 0.03088
}

Semantic roles & 50–950 ramp

primary

#2B227B

secondary

#A4AE4B

accent

#E048D1

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #2B227B

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

Preview Lab → · Contrast checker → · Palette generator →