#5121BC#5121BC

#5121BC is a dark, highly saturated violet. Relative luminance 0.065; OKLCH L 42.8% C 0.217 H 287.1°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#5121BC
RGB	rgb(81, 33, 188)
HSL	hsl(259, 70%, 43%)
HSV	hsv(259, 82%, 74%)
CMYK	cmyk(56.9%, 82.4%, 0%, 26.3%)
CIE-LAB	lab(30.56, 56.99, -72.07)
CIE-LCH	lch(30.56, 91.89, 308.34°)
OKLab	oklab(42.76% 0.0638 -0.2075)
OKLCH	oklch(42.76% 0.217 287.1)
XYZ	xyz(13.0116, 6.4672, 48.1299)
Luminance	0.0647 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5121BC #8CBC21

analogous

#213EBC #5121BC #9E21BC

triadic

#5121BC #BC5121 #21BC51

tetradic

#5121BC #BC213E #8CBC21 #21BC9E

square

#5121BC #BC213E #8CBC21 #21BC9E

split-complementary

#5121BC #BC9E21 #3EBC21

monochromatic

#240F54 #3B1888 #5121BC #6F3DDD #9571E6

Accessibility & contrast

On white

9.16

#5121BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#5121BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5121BC

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5121BC	#FFFFFF	#000000	##FFFFFF
##5121BC	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BC0

Deuteranopia (green-blind)

#0044B9

Tritanopia (blue-blind)

#1D5171

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #5121bc;
/* rgb */ color: rgb(81, 33, 188);
/* oklch */ color: oklch(42.8% 0.217 287.1);

Tailwind

colors: {
  custom: {
    50: '#8f64d2',
    500: '#5121bc',
    950: '#000000',
  },
}

SCSS

$custom: #5121bc;
$custom-light: #8f64d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5121bc",
  "rgb": {
    "r": 81,
    "g": 33,
    "b": 188
  },
  "hsl": {
    "h": 258.581,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42757,
    "c": 0.21712,
    "h": 287.1
  },
  "luminance": 0.06468
}

Semantic roles & 50–950 ramp

primary

#5121BC

secondary

#AFCD6C

accent

#ED3BB6

background

#F9F6FD

surface

#F2EBFA

border

#CCC6D3

text

#0E0614

muted

#7E7A83

Preview Lab

Preview with #5121BC

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

Preview Lab → · Contrast checker → · Palette generator →