#21228A#21228A

#21228A is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.6% C 0.166 H 272.6°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#21228A
RGB	rgb(33, 34, 138)
HSL	hsl(239, 61%, 34%)
HSV	hsv(239, 76%, 54%)
CMYK	cmyk(76.1%, 75.4%, 0%, 45.9%)
CIE-LAB	lab(21.21, 36.27, -57.27)
CIE-LCH	lch(21.21, 67.79, 302.35°)
OKLab	oklab(33.62% 0.0075 -0.1657)
OKLCH	oklch(33.62% 0.166 272.6)
XYZ	xyz(5.7851, 3.3018, 24.3722)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21228A #8A8921

analogous

#21568A #21228A #54218A

triadic

#21228A #8A2122 #228A21

tetradic

#21228A #8A2156 #8A8921 #218A54

square

#21228A #8A2156 #8A8921 #218A54

split-complementary

#21228A #8A5421 #568A21

monochromatic

#090A27 #151659 #21228A #2D2EBB #5051D5

Accessibility & contrast

On white

12.65

#21228A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#21228A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21228A

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21228A	#FFFFFF	#000000	##FFFFFF
##21228A	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388D

Deuteranopia (green-blind)

#002E88

Tritanopia (blue-blind)

#004054

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #21228a;
/* rgb */ color: rgb(33, 34, 138);
/* oklch */ color: oklch(33.6% 0.166 272.6);

Tailwind

colors: {
  custom: {
    50: '#6f5ead',
    500: '#21228a',
    950: '#000000',
  },
}

SCSS

$custom: #21228a;
$custom-light: #6f5ead;
$custom-dark: #000000;

JSON

{
  "hex": "#21228a",
  "rgb": {
    "r": 33,
    "g": 34,
    "b": 138
  },
  "hsl": {
    "h": 239.429,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33617,
    "c": 0.16591,
    "h": 272.6
  },
  "luminance": 0.03302
}

Semantic roles & 50–950 ramp

primary

#21228A

secondary

#B9B84E

accent

#E343E5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #21228A

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

Preview Lab → · Contrast checker → · Palette generator →