#210C51#210C51

#210C51 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 24.1% C 0.115 H 288.4°. Best body text is #FFFFFF at 16.99:1 contrast (WCAG AA passes).

Color values

HEX	#210C51
RGB	rgb(33, 12, 81)
HSL	hsl(258, 74%, 18%)
HSV	hsv(258, 85%, 32%)
CMYK	cmyk(59.3%, 85.2%, 0%, 68.2%)
CIE-LAB	lab(10.41, 29.59, -37.86)
CIE-LCH	lch(10.41, 48.05, 308.01°)
OKLab	oklab(24.11% 0.0362 -0.1089)
OKLCH	oklch(24.11% 0.115 288.4)
XYZ	xyz(2.2434, 1.1802, 7.8926)
Luminance	0.0118 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210C51 #3C510C

analogous

#0C1951 #210C51 #430C51

triadic

#210C51 #51210C #0C5121

tetradic

#210C51 #510C19 #3C510C #0C5143

square

#210C51 #510C19 #3C510C #0C5143

split-complementary

#210C51 #51430C #19510C

monochromatic

#0B041B #0B041C #210C51 #371486 #4C1CBC

Accessibility & contrast

On white

16.99

#210C51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#210C51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210C51

16.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210C51	#FFFFFF	#000000	##FFFFFF
##210C51	1.00	16.99	1.24	16.99
#FFFFFF	16.99	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E53

Deuteranopia (green-blind)

#001A50

Tritanopia (blue-blind)

#0D202E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #210c51;
/* rgb */ color: rgb(33, 12, 81);
/* oklch */ color: oklch(24.1% 0.115 288.4);

Tailwind

colors: {
  custom: {
    50: '#634e83',
    500: '#210c51',
    950: '#000000',
  },
}

SCSS

$custom: #210c51;
$custom-light: #634e83;
$custom-dark: #000000;

JSON

{
  "hex": "#210c51",
  "rgb": {
    "r": 33,
    "g": 12,
    "b": 81
  },
  "hsl": {
    "h": 258.261,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.24107,
    "c": 0.11477,
    "h": 288.4
  },
  "luminance": 0.0118
}

Semantic roles & 50–950 ramp

primary

#210C51

secondary

#6F8C2C

accent

#F137B8

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#06010B

muted

#7A777C

Preview Lab

Preview with #210C51

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

Preview Lab → · Contrast checker → · Palette generator →