#2A22A4#2A22A4

#2A22A4 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 37.1% C 0.196 H 273.9°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#2A22A4
RGB	rgb(42, 34, 164)
HSL	hsl(244, 66%, 39%)
HSV	hsv(244, 79%, 64%)
CMYK	cmyk(74.4%, 79.3%, 0%, 35.7%)
CIE-LAB	lab(24.69, 45.78, -67.52)
CIE-LCH	lch(24.69, 81.57, 304.14°)
OKLab	oklab(37.08% 0.0133 -0.1953)
OKLCH	oklch(37.08% 0.196 273.9)
XYZ	xyz(8.2255, 4.3158, 35.5143)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A22A4 #9CA422

analogous

#225BA4 #2A22A4 #6B22A4

triadic

#2A22A4 #A42A22 #22A42A

tetradic

#2A22A4 #A4225B #9CA422 #22A46B

square

#2A22A4 #A4225B #9CA422 #22A46B

split-complementary

#2A22A4 #A46B22 #5BA422

monochromatic

#100D3F #1D1771 #2A22A4 #392FD4 #6A62DE

Accessibility & contrast

On white

11.27

#2A22A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2A22A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A22A4

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A22A4	#FFFFFF	#000000	##FFFFFF
##2A22A4	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A8

Deuteranopia (green-blind)

#0034A2

Tritanopia (blue-blind)

#004A63

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2a22a4;
/* rgb */ color: rgb(42, 34, 164);
/* oklch */ color: oklch(37.1% 0.196 273.9);

Tailwind

colors: {
  custom: {
    50: '#7860c0',
    500: '#2a22a4',
    950: '#000000',
  },
}

SCSS

$custom: #2a22a4;
$custom-light: #7860c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a22a4",
  "rgb": {
    "r": 42,
    "g": 34,
    "b": 164
  },
  "hsl": {
    "h": 243.692,
    "s": 65.657,
    "l": 38.824
  },
  "oklch": {
    "l": 0.37076,
    "c": 0.19577,
    "h": 273.9
  },
  "luminance": 0.04317
}

Semantic roles & 50–950 ramp

primary

#2A22A4

secondary

#BDC45E

accent

#E93FDE

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2A22A4

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

Preview Lab → · Contrast checker → · Palette generator →