#2228A1#2228A1

#2228A1 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.1% C 0.189 H 270.6°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#2228A1
RGB	rgb(34, 40, 161)
HSL	hsl(237, 65%, 38%)
HSV	hsv(237, 79%, 63%)
CMYK	cmyk(78.9%, 75.2%, 0%, 36.9%)
CIE-LAB	lab(25.04, 40.82, -65.12)
CIE-LCH	lch(25.04, 76.86, 302.08°)
OKLab	oklab(37.1% 0.0021 -0.1886)
OKLCH	oklch(37.1% 0.189 270.6)
XYZ	xyz(7.8493, 4.4300, 34.1527)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2228A1 #A19B22

analogous

#2267A1 #2228A1 #5B22A1

triadic

#2228A1 #A12228 #28A122

tetradic

#2228A1 #A12267 #A19B22 #22A15B

square

#2228A1 #A12267 #A19B22 #22A15B

split-complementary

#2228A1 #A15B22 #67A122

monochromatic

#0D0F3C #171B6E #2228A1 #2D35D3 #6066DD

Accessibility & contrast

On white

11.13

#2228A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2228A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2228A1

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2228A1	#FFFFFF	#000000	##FFFFFF
##2228A1	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A5

Deuteranopia (green-blind)

#00359F

Tritanopia (blue-blind)

#004B62

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2228a1;
/* rgb */ color: rgb(34, 40, 161);
/* oklch */ color: oklch(37.1% 0.189 270.6);

Tailwind

colors: {
  custom: {
    50: '#7463be',
    500: '#2228a1',
    950: '#000000',
  },
}

SCSS

$custom: #2228a1;
$custom-light: #7463be;
$custom-dark: #000000;

JSON

{
  "hex": "#2228a1",
  "rgb": {
    "r": 34,
    "g": 40,
    "b": 161
  },
  "hsl": {
    "h": 237.165,
    "s": 65.128,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37101,
    "c": 0.1886,
    "h": 270.6
  },
  "luminance": 0.04431
}

Semantic roles & 50–950 ramp

primary

#2228A1

secondary

#C2BD5D

accent

#E040E8

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2228A1

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

Preview Lab → · Contrast checker → · Palette generator →