#21215D#21215D

#21215D is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.9% C 0.104 H 277.6°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#21215D
RGB	rgb(33, 33, 93)
HSL	hsl(240, 48%, 25%)
HSV	hsv(240, 65%, 36%)
CMYK	cmyk(64.5%, 64.5%, 0%, 63.5%)
CIE-LAB	lab(16.51, 20.42, -35.99)
CIE-LCH	lch(16.51, 41.38, 299.56°)
OKLab	oklab(28.85% 0.0139 -0.1035)
OKLCH	oklch(28.85% 0.104 277.6)
XYZ	xyz(3.1462, 2.2011, 10.6129)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21215D #5D5D21

analogous

#213F5D #21215D #3F215D

triadic

#21215D #5D2121 #215D21

tetradic

#21215D #5D213F #5D5D21 #215D3F

square

#21215D #5D213F #5D5D21 #215D3F

split-complementary

#21215D #5D3F21 #3F5D21

monochromatic

#080817 #111130 #21215D #31318A #4141B7

Accessibility & contrast

On white

14.58

#21215D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#21215D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21215D

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21215D	#FFFFFF	#000000	##FFFFFF
##21215D	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5F

Deuteranopia (green-blind)

#00265C

Tritanopia (blue-blind)

#00303B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #21215d;
/* rgb */ color: rgb(33, 33, 93);
/* oklch */ color: oklch(28.9% 0.104 277.6);

Tailwind

colors: {
  custom: {
    50: '#645c8b',
    500: '#21215d',
    950: '#000000',
  },
}

SCSS

$custom: #21215d;
$custom-light: #645c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#21215d",
  "rgb": {
    "r": 33,
    "g": 33,
    "b": 93
  },
  "hsl": {
    "h": 240,
    "s": 47.619,
    "l": 24.706
  },
  "oklch": {
    "l": 0.28854,
    "c": 0.1044,
    "h": 277.6
  },
  "luminance": 0.02201
}

Semantic roles & 50–950 ramp

primary

#21215D

secondary

#919149

accent

#D751D7

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #21215D

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

Preview Lab → · Contrast checker → · Palette generator →