#2B22AA#2B22AA

#2B22AA is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 37.8% C 0.203 H 273.7°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#2B22AA
RGB	rgb(43, 34, 170)
HSL	hsl(244, 67%, 40%)
HSV	hsv(244, 80%, 67%)
CMYK	cmyk(74.7%, 80%, 0%, 33.3%)
CIE-LAB	lab(25.44, 47.76, -69.90)
CIE-LCH	lch(25.44, 84.66, 304.34°)
OKLab	oklab(37.82% 0.0132 -0.2022)
OKLCH	oklch(37.82% 0.203 273.7)
XYZ	xyz(8.8216, 4.5590, 38.4375)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B22AA #A1AA22

analogous

#225DAA #2B22AA #6F22AA

triadic

#2B22AA #AA2B22 #22AA2B

tetradic

#2B22AA #AA225D #A1AA22 #22AA6F

square

#2B22AA #AA225D #A1AA22 #22AA6F

split-complementary

#2B22AA #AA6F22 #5DAA22

monochromatic

#110E44 #1E1877 #2B22AA #3E33D6 #6E66E0

Accessibility & contrast

On white

10.98

#2B22AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2B22AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B22AA

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B22AA	#FFFFFF	#000000	##FFFFFF
##2B22AA	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AE

Deuteranopia (green-blind)

#0036A8

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b22aa;
/* rgb */ color: rgb(43, 34, 170);
/* oklch */ color: oklch(37.8% 0.203 273.7);

Tailwind

colors: {
  custom: {
    50: '#7a61c5',
    500: '#2b22aa',
    950: '#000000',
  },
}

SCSS

$custom: #2b22aa;
$custom-light: #7a61c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b22aa",
  "rgb": {
    "r": 43,
    "g": 34,
    "b": 170
  },
  "hsl": {
    "h": 243.971,
    "s": 66.667,
    "l": 40
  },
  "oklch": {
    "l": 0.37817,
    "c": 0.20264,
    "h": 273.7
  },
  "luminance": 0.0456
}

Semantic roles & 50–950 ramp

primary

#2B22AA

secondary

#BFC662

accent

#EA3EDE

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2B22AA

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

Preview Lab → · Contrast checker → · Palette generator →