#21227C#21227C

#21227C is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.1% C 0.147 H 273.8°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#21227C
RGB	rgb(33, 34, 124)
HSL	hsl(239, 58%, 31%)
HSV	hsv(239, 73%, 49%)
CMYK	cmyk(73.4%, 72.6%, 0%, 51.4%)
CIE-LAB	lab(19.73, 31.27, -50.89)
CIE-LCH	lch(19.73, 59.73, 301.57°)
OKLab	oklab(32.11% 0.0099 -0.1471)
OKLCH	oklch(32.11% 0.147 273.8)
XYZ	xyz(4.8361, 2.9222, 19.3740)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21227C #7C7B21

analogous

#214F7C #21227C #4D217C

triadic

#21227C #7C2122 #227C21

tetradic

#21227C #7C214F #7C7B21 #217C4D

square

#21227C #7C214F #7C7B21 #217C4D

split-complementary

#21227C #7C4D21 #4F7C21

monochromatic

#07071B #14154C #21227C #2E2FAC #494ACF

Accessibility & contrast

On white

13.25

#21227C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#21227C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21227C

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21227C	#FFFFFF	#000000	##FFFFFF
##21227C	1.00	13.25	1.58	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347F

Deuteranopia (green-blind)

#002B7A

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #21227c;
/* rgb */ color: rgb(33, 34, 124);
/* oklch */ color: oklch(32.1% 0.147 273.8);

Tailwind

colors: {
  custom: {
    50: '#6b5ea3',
    500: '#21227c',
    950: '#000000',
  },
}

SCSS

$custom: #21227c;
$custom-light: #6b5ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#21227c",
  "rgb": {
    "r": 33,
    "g": 34,
    "b": 124
  },
  "hsl": {
    "h": 239.341,
    "s": 57.962,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3211,
    "c": 0.14745,
    "h": 273.8
  },
  "luminance": 0.02923
}

Semantic roles & 50–950 ramp

primary

#21227C

secondary

#AFAE4A

accent

#DF47E1

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #21227C

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

Preview Lab → · Contrast checker → · Palette generator →