#2228A5#2228A5

#2228A5 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.5% C 0.194 H 270.4°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#2228A5
RGB	rgb(34, 40, 165)
HSL	hsl(237, 66%, 39%)
HSV	hsv(237, 79%, 65%)
CMYK	cmyk(79.4%, 75.8%, 0%, 35.3%)
CIE-LAB	lab(25.48, 42.20, -66.83)
CIE-LCH	lch(25.48, 79.03, 302.27°)
OKLab	oklab(37.54% 0.0014 -0.1935)
OKLCH	oklch(37.54% 0.194 270.4)
XYZ	xyz(8.2077, 4.5734, 36.0402)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2228A5 #A59F22

analogous

#226AA5 #2228A5 #5E22A5

triadic

#2228A5 #A52228 #28A522

tetradic

#2228A5 #A5226A #A59F22 #22A55E

square

#2228A5 #A5226A #A59F22 #22A55E

split-complementary

#2228A5 #A55E22 #6AA522

monochromatic

#0D0F40 #181C72 #2228A5 #3037D4 #6368DF

Accessibility & contrast

On white

10.97

#2228A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2228A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2228A5

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2228A5	#FFFFFF	#000000	##FFFFFF
##2228A5	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A9

Deuteranopia (green-blind)

#0036A3

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2228a5;
/* rgb */ color: rgb(34, 40, 165);
/* oklch */ color: oklch(37.5% 0.194 270.4);

Tailwind

colors: {
  custom: {
    50: '#7563c1',
    500: '#2228a5',
    950: '#000000',
  },
}

SCSS

$custom: #2228a5;
$custom-light: #7563c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2228a5",
  "rgb": {
    "r": 34,
    "g": 40,
    "b": 165
  },
  "hsl": {
    "h": 237.252,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.37542,
    "c": 0.19355,
    "h": 270.4
  },
  "luminance": 0.04574
}

Semantic roles & 50–950 ramp

primary

#2228A5

secondary

#C4BF5F

accent

#E13FE9

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2228A5

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

Preview Lab → · Contrast checker → · Palette generator →