#28063B#28063B

#28063B is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.0% C 0.096 H 309.8°. Best body text is #FFFFFF at 17.81:1 contrast (WCAG AA passes).

Color values

HEX	#28063B
RGB	rgb(40, 6, 59)
HSL	hsl(278, 82%, 13%)
HSV	hsv(278, 90%, 23%)
CMYK	cmyk(32.2%, 89.8%, 0%, 76.9%)
CIE-LAB	lab(8.10, 27.62, -26.12)
CIE-LCH	lch(8.10, 38.01, 316.60°)
OKLab	oklab(22.03% 0.0618 -0.0741)
OKLCH	oklch(22.03% 0.096 309.8)
XYZ	xyz(1.7295, 0.8972, 4.2189)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28063B #193B06

analogous

#0E063B #28063B #3B0633

triadic

#28063B #3B2806 #063B28

tetradic

#28063B #3B0E06 #193B06 #06333B

square

#28063B #3B0E06 #193B06 #06333B

split-complementary

#28063B #333B06 #063B0E

monochromatic

#13031C #13031C #28063B #4E0C73 #7311AA

Accessibility & contrast

On white

17.81

#28063B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#28063B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28063B

17.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28063B	#FFFFFF	#000000	##FFFFFF
##28063B	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)

#00163C

Deuteranopia (green-blind)

#00183A

Tritanopia (blue-blind)

#251320

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #28063b;
/* rgb */ color: rgb(40, 6, 59);
/* oklch */ color: oklch(22.0% 0.096 309.8);

Tailwind

colors: {
  custom: {
    50: '#654a71',
    500: '#28063b',
    950: '#000000',
  },
}

SCSS

$custom: #28063b;
$custom-light: #654a71;
$custom-dark: #000000;

JSON

{
  "hex": "#28063b",
  "rgb": {
    "r": 40,
    "g": 6,
    "b": 59
  },
  "hsl": {
    "h": 278.491,
    "s": 81.538,
    "l": 12.745
  },
  "oklch": {
    "l": 0.2203,
    "c": 0.09649,
    "h": 309.8
  },
  "luminance": 0.00897
}

Semantic roles & 50–950 ramp

primary

#28063B

secondary

#427B22

accent

#F83078

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#060108

muted

#7A777B

Preview Lab

Preview with #28063B

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

Preview Lab → · Contrast checker → · Palette generator →