#28033F#28033F

#28033F is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.0% C 0.105 H 307.6°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#28033F
RGB	rgb(40, 3, 63)
HSL	hsl(277, 91%, 13%)
HSV	hsv(277, 95%, 25%)
CMYK	cmyk(36.5%, 95.2%, 0%, 75.3%)
CIE-LAB	lab(7.90, 30.35, -29.32)
CIE-LCH	lch(7.90, 42.20, 315.99°)
OKLab	oklab(22.01% 0.0644 -0.0835)
OKLCH	oklch(22.01% 0.105 307.6)
XYZ	xyz(1.8046, 0.8751, 4.7755)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28033F #1A3F03

analogous

#0A033F #28033F #3F0338

triadic

#28033F #3F2803 #033F28

tetradic

#28033F #3F0A03 #1A3F03 #03383F

square

#28033F #3F0A03 #1A3F03 #03383F

split-complementary

#28033F #383F03 #033F0A

monochromatic

#13011D #13011D #28033F #4D0679 #7209B4

Accessibility & contrast

On white

17.87

#28033F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#28033F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28033F

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28033F	#FFFFFF	#000000	##FFFFFF
##28033F	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001641

Deuteranopia (green-blind)

#00183E

Tritanopia (blue-blind)

#241322

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #28033f;
/* rgb */ color: rgb(40, 3, 63);
/* oklch */ color: oklch(22.0% 0.105 307.6);

Tailwind

colors: {
  custom: {
    50: '#664875',
    500: '#28033f',
    950: '#000000',
  },
}

SCSS

$custom: #28033f;
$custom-light: #664875;
$custom-dark: #000000;

JSON

{
  "hex": "#28033f",
  "rgb": {
    "r": 40,
    "g": 3,
    "b": 63
  },
  "hsl": {
    "h": 277,
    "s": 90.909,
    "l": 12.941
  },
  "oklch": {
    "l": 0.22012,
    "c": 0.10542,
    "h": 307.6
  },
  "luminance": 0.00875
}

Semantic roles & 50–950 ramp

primary

#28033F

secondary

#43811D

accent

#FF297B

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #28033F

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

Preview Lab → · Contrast checker → · Palette generator →