#22277B#22277B

#22277B is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.9% C 0.140 H 273.2°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#22277B
RGB	rgb(34, 39, 123)
HSL	hsl(237, 57%, 31%)
HSV	hsv(237, 72%, 48%)
CMYK	cmyk(72.4%, 68.3%, 0%, 51.8%)
CIE-LAB	lab(20.91, 27.75, -48.32)
CIE-LCH	lch(20.91, 55.72, 299.87°)
OKLab	oklab(32.95% 0.0078 -0.1396)
OKLCH	oklch(32.95% 0.14 273.2)
XYZ	xyz(4.9592, 3.2207, 19.0954)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22277B #7B7622

analogous

#22537B #22277B #49227B

triadic

#22277B #7B2227 #277B22

tetradic

#22277B #7B2253 #7B7622 #227B49

square

#22277B #7B2253 #7B7622 #227B49

split-complementary

#22277B #7B4922 #537B22

monochromatic

#07091B #15184B #22277B #2F36AB #4A52CD

Accessibility & contrast

On white

12.77

#22277B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#22277B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22277B

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22277B	#FFFFFF	#000000	##FFFFFF
##22277B	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#002E79

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #22277b;
/* rgb */ color: rgb(34, 39, 123);
/* oklch */ color: oklch(32.9% 0.140 273.2);

Tailwind

colors: {
  custom: {
    50: '#6b61a2',
    500: '#22277b',
    950: '#000000',
  },
}

SCSS

$custom: #22277b;
$custom-light: #6b61a2;
$custom-dark: #000000;

JSON

{
  "hex": "#22277b",
  "rgb": {
    "r": 34,
    "g": 39,
    "b": 123
  },
  "hsl": {
    "h": 236.629,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.32949,
    "c": 0.13979,
    "h": 273.2
  },
  "luminance": 0.03221
}

Semantic roles & 50–950 ramp

primary

#22277B

secondary

#AEA84B

accent

#D748E0

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #22277B

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

Preview Lab → · Contrast checker → · Palette generator →