#22287B#22287B

#22287B is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.1% C 0.139 H 272.9°. Best body text is #FFFFFF at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#22287B
RGB	rgb(34, 40, 123)
HSL	hsl(236, 57%, 31%)
HSV	hsv(236, 72%, 48%)
CMYK	cmyk(72.4%, 67.5%, 0%, 51.8%)
CIE-LAB	lab(21.16, 27.08, -47.90)
CIE-LCH	lch(21.16, 55.03, 299.48°)
OKLab	oklab(33.13% 0.007 -0.1383)
OKLCH	oklch(33.13% 0.139 272.9)
XYZ	xyz(4.9924, 3.2872, 19.1064)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22287B #7B7522

analogous

#22547B #22287B #48227B

triadic

#22287B #7B2228 #287B22

tetradic

#22287B #7B2254 #7B7522 #227B48

square

#22287B #7B2254 #7B7522 #227B48

split-complementary

#22287B #7B4822 #547B22

monochromatic

#07091B #15184B #22287B #2F38AB #4A53CD

Accessibility & contrast

On white

12.67

#22287B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#22287B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22287B

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22287B	#FFFFFF	#000000	##FFFFFF
##22287B	1.00	12.67	1.66	12.67
#FFFFFF	12.67	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#003E4D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #22287b;
/* rgb */ color: rgb(34, 40, 123);
/* oklch */ color: oklch(33.1% 0.139 272.9);

Tailwind

colors: {
  custom: {
    50: '#6b62a2',
    500: '#22287b',
    950: '#000000',
  },
}

SCSS

$custom: #22287b;
$custom-light: #6b62a2;
$custom-dark: #000000;

JSON

{
  "hex": "#22287b",
  "rgb": {
    "r": 34,
    "g": 40,
    "b": 123
  },
  "hsl": {
    "h": 235.955,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33133,
    "c": 0.13853,
    "h": 272.9
  },
  "luminance": 0.03288
}

Semantic roles & 50–950 ramp

primary

#22287B

secondary

#AEA74B

accent

#D648E0

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #22287B

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

Preview Lab → · Contrast checker → · Palette generator →