#22128A#22128A

#22128A is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.7% C 0.180 H 274.8°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#22128A
RGB	rgb(34, 18, 138)
HSL	hsl(248, 77%, 31%)
HSV	hsv(248, 87%, 54%)
CMYK	cmyk(75.4%, 87%, 0%, 45.9%)
CIE-LAB	lab(18.40, 44.69, -61.94)
CIE-LCH	lch(18.40, 76.37, 305.81°)
OKLab	oklab(31.67% 0.0152 -0.179)
OKLCH	oklch(31.67% 0.18 274.8)
XYZ	xyz(5.4619, 2.6071, 24.2552)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#22128A #7A8A12

analogous

#123E8A #22128A #5E128A

triadic

#22128A #8A2212 #128A22

tetradic

#22128A #8A123E #7A8A12 #128A5E

square

#22128A #8A123E #7A8A12 #128A5E

split-complementary

#22128A #8A5E12 #3E8A12

monochromatic

#07041E #150B54 #22128A #2F19C0 #4A32E4

Accessibility & contrast

On white

13.80

#22128A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#22128A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #22128A

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##22128A	#FFFFFF	#000000	##FFFFFF
##22128A	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00328D

Deuteranopia (green-blind)

#002788

Tritanopia (blue-blind)

#003A51

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #22128a;
/* rgb */ color: rgb(34, 18, 138);
/* oklch */ color: oklch(31.7% 0.180 274.8);

Tailwind

colors: {
  custom: {
    50: '#7055ae',
    500: '#22128a',
    950: '#000000',
  },
}

SCSS

$custom: #22128a;
$custom-light: #7055ae;
$custom-dark: #000000;

JSON

{
  "hex": "#22128a",
  "rgb": {
    "r": 34,
    "g": 18,
    "b": 138
  },
  "hsl": {
    "h": 248,
    "s": 76.923,
    "l": 30.588
  },
  "oklch": {
    "l": 0.31666,
    "c": 0.17966,
    "h": 274.8
  },
  "luminance": 0.02608
}

Semantic roles & 50–950 ramp

primary

#22128A

secondary

#ADBF39

accent

#F334DA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #22128A

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

Preview Lab → · Contrast checker → · Palette generator →