#280740#280740

#280740 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.6% C 0.101 H 305.9°. Best body text is #FFFFFF at 17.58:1 contrast (WCAG AA passes).

Color values

HEX	#280740
RGB	rgb(40, 7, 64)
HSL	hsl(275, 80%, 14%)
HSV	hsv(275, 89%, 25%)
CMYK	cmyk(37.5%, 89.1%, 0%, 74.9%)
CIE-LAB	lab(8.77, 28.38, -28.62)
CIE-LCH	lch(8.77, 40.31, 314.75°)
OKLab	oklab(22.64% 0.0591 -0.0815)
OKLCH	oklch(22.64% 0.101 305.9)
XYZ	xyz(1.8763, 0.9733, 4.9385)
Luminance	0.0097 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280740 #1F4007

analogous

#0C0740 #280740 #40073C

triadic

#280740 #402807 #074028

tetradic

#280740 #400C07 #1F4007 #073C40

square

#280740 #400C07 #1F4007 #073C40

split-complementary

#280740 #3C4007 #07400C

monochromatic

#11031C #11031C #280740 #4A0D77 #6D13AE

Accessibility & contrast

On white

17.58

#280740 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#280740 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280740

17.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280740	#FFFFFF	#000000	##FFFFFF
##280740	1.00	17.58	1.19	17.58
#FFFFFF	17.58	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001842

Deuteranopia (green-blind)

#00193F

Tritanopia (blue-blind)

#241623

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #280740;
/* rgb */ color: rgb(40, 7, 64);
/* oklch */ color: oklch(22.6% 0.101 305.9);

Tailwind

colors: {
  custom: {
    50: '#654b75',
    500: '#280740',
    950: '#000000',
  },
}

SCSS

$custom: #280740;
$custom-light: #654b75;
$custom-dark: #000000;

JSON

{
  "hex": "#280740",
  "rgb": {
    "r": 40,
    "g": 7,
    "b": 64
  },
  "hsl": {
    "h": 274.737,
    "s": 80.282,
    "l": 13.922
  },
  "oklch": {
    "l": 0.22641,
    "c": 0.10065,
    "h": 305.9
  },
  "luminance": 0.00973
}

Semantic roles & 50–950 ramp

primary

#280740

secondary

#4A7F24

accent

#F73184

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280740

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

Preview Lab → · Contrast checker → · Palette generator →