#2B22A8#2B22A8

#2B22A8 is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.6% C 0.200 H 273.9°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#2B22A8
RGB	rgb(43, 34, 168)
HSL	hsl(244, 66%, 40%)
HSV	hsv(244, 80%, 66%)
CMYK	cmyk(74.4%, 79.8%, 0%, 34.1%)
CIE-LAB	lab(25.21, 47.13, -69.07)
CIE-LCH	lch(25.21, 83.62, 304.31°)
OKLab	oklab(37.59% 0.0137 -0.1998)
OKLCH	oklch(37.59% 0.2 273.9)
XYZ	xyz(8.6338, 4.4839, 37.4487)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B22A8 #9FA822

analogous

#225CA8 #2B22A8 #6E22A8

triadic

#2B22A8 #A82B22 #22A82B

tetradic

#2B22A8 #A8225C #9FA822 #22A86E

square

#2B22A8 #A8225C #9FA822 #22A86E

split-complementary

#2B22A8 #A86E22 #5CA822

monochromatic

#110D42 #1E1875 #2B22A8 #3D32D5 #6D65E0

Accessibility & contrast

On white

11.07

#2B22A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2B22A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B22A8

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B22A8	#FFFFFF	#000000	##FFFFFF
##2B22A8	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0035A6

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b22a8;
/* rgb */ color: rgb(43, 34, 168);
/* oklch */ color: oklch(37.6% 0.200 273.9);

Tailwind

colors: {
  custom: {
    50: '#7a61c3',
    500: '#2b22a8',
    950: '#000000',
  },
}

SCSS

$custom: #2b22a8;
$custom-light: #7a61c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b22a8",
  "rgb": {
    "r": 43,
    "g": 34,
    "b": 168
  },
  "hsl": {
    "h": 244.03,
    "s": 66.337,
    "l": 39.608
  },
  "oklch": {
    "l": 0.37591,
    "c": 0.20028,
    "h": 273.9
  },
  "luminance": 0.04485
}

Semantic roles & 50–950 ramp

primary

#2B22A8

secondary

#BEC561

accent

#E93FDE

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2B22A8

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

Preview Lab → · Contrast checker → · Palette generator →