#28043F#28043F

#28043F is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.1% C 0.104 H 307.4°. Best body text is #FFFFFF at 17.81:1 contrast (WCAG AA passes).

Color values

HEX	#28043F
RGB	rgb(40, 4, 63)
HSL	hsl(277, 88%, 13%)
HSV	hsv(277, 94%, 25%)
CMYK	cmyk(36.5%, 93.7%, 0%, 75.3%)
CIE-LAB	lab(8.10, 29.77, -29.00)
CIE-LCH	lch(8.10, 41.56, 315.76°)
OKLab	oklab(22.15% 0.0631 -0.0826)
OKLCH	oklch(22.15% 0.104 307.4)
XYZ	xyz(1.8155, 0.8969, 4.7791)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28043F #1B3F04

analogous

#0A043F #28043F #3F0438

triadic

#28043F #3F2804 #043F28

tetradic

#28043F #3F0A04 #1B3F04 #04383F

square

#28043F #3F0A04 #1B3F04 #04383F

split-complementary

#28043F #383F04 #043F0A

monochromatic

#12021D #12021D #28043F #4D0879 #710BB2

Accessibility & contrast

On white

17.81

#28043F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#28043F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28043F

17.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28043F	#FFFFFF	#000000	##FFFFFF
##28043F	1.00	17.81	1.18	17.81
#FFFFFF	17.81	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001741

Deuteranopia (green-blind)

#00183E

Tritanopia (blue-blind)

#241422

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #28043f;
/* rgb */ color: rgb(40, 4, 63);
/* oklch */ color: oklch(22.1% 0.104 307.4);

Tailwind

colors: {
  custom: {
    50: '#654975',
    500: '#28043f',
    950: '#000000',
  },
}

SCSS

$custom: #28043f;
$custom-light: #654975;
$custom-dark: #000000;

JSON

{
  "hex": "#28043f",
  "rgb": {
    "r": 40,
    "g": 4,
    "b": 63
  },
  "hsl": {
    "h": 276.61,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.22148,
    "c": 0.10389,
    "h": 307.4
  },
  "luminance": 0.00897
}

Semantic roles & 50–950 ramp

primary

#28043F

secondary

#45801E

accent

#FE2A7C

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #28043F

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

Preview Lab → · Contrast checker → · Palette generator →