#280F3B#280F3B

#280F3B is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.3% C 0.083 H 307.3°. Best body text is #FFFFFF at 17.19:1 contrast (WCAG AA passes).

Color values

HEX	#280F3B
RGB	rgb(40, 15, 59)
HSL	hsl(274, 59%, 15%)
HSV	hsv(274, 75%, 23%)
CMYK	cmyk(32.2%, 74.6%, 0%, 76.9%)
CIE-LAB	lab(9.87, 22.65, -23.27)
CIE-LCH	lch(9.87, 32.47, 314.22°)
OKLab	oklab(23.28% 0.0501 -0.0658)
OKLCH	oklch(23.28% 0.083 307.3)
XYZ	xyz(1.8351, 1.1086, 4.2541)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280F3B #223B0F

analogous

#120F3B #280F3B #3B0F38

triadic

#280F3B #3B280F #0F3B28

tetradic

#280F3B #3B120F #223B0F #0F383B

square

#280F3B #3B120F #223B0F #0F383B

split-complementary

#280F3B #383B0F #0F3B12

monochromatic

#110618 #110618 #280F3B #491B6C #6A289D

Accessibility & contrast

On white

17.19

#280F3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#280F3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280F3B

17.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280F3B	#FFFFFF	#000000	##FFFFFF
##280F3B	1.00	17.19	1.22	17.19
#FFFFFF	17.19	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3C

Deuteranopia (green-blind)

#061B3A

Tritanopia (blue-blind)

#251823

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #280f3b;
/* rgb */ color: rgb(40, 15, 59);
/* oklch */ color: oklch(23.3% 0.083 307.3);

Tailwind

colors: {
  custom: {
    50: '#644f71',
    500: '#280f3b',
    950: '#000000',
  },
}

SCSS

$custom: #280f3b;
$custom-light: #644f71;
$custom-dark: #000000;

JSON

{
  "hex": "#280f3b",
  "rgb": {
    "r": 40,
    "g": 15,
    "b": 59
  },
  "hsl": {
    "h": 274.091,
    "s": 59.459,
    "l": 14.51
  },
  "oklch": {
    "l": 0.23282,
    "c": 0.08271,
    "h": 307.3
  },
  "luminance": 0.01109
}

Semantic roles & 50–950 ramp

primary

#280F3B

secondary

#4E7530

accent

#E34589

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#050207

muted

#7A787A

Preview Lab

Preview with #280F3B

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

Preview Lab → · Contrast checker → · Palette generator →