#28185B#28185B

#28185B is a dark, moderate violet. Relative luminance 0.019; OKLCH L 27.7% C 0.113 H 287.6°. Best body text is #FFFFFF at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#28185B
RGB	rgb(40, 24, 91)
HSL	hsl(254, 58%, 23%)
HSV	hsv(254, 74%, 36%)
CMYK	cmyk(56%, 73.6%, 0%, 64.3%)
CIE-LAB	lab(14.73, 27.10, -37.52)
CIE-LCH	lch(14.73, 46.29, 305.84°)
OKLab	oklab(27.67% 0.0341 -0.1077)
OKLCH	oklch(27.67% 0.113 287.6)
XYZ	xyz(3.0895, 1.8596, 10.0916)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28185B #4B5B18

analogous

#182A5B #28185B #49185B

triadic

#28185B #5B2818 #185B28

tetradic

#28185B #5B182A #4B5B18 #185B49

square

#28185B #5B182A #4B5B18 #185B49

split-complementary

#28185B #5B4918 #2A5B18

monochromatic

#0B0618 #130B2B #28185B #3D258B #5332BC

Accessibility & contrast

On white

15.31

#28185B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#28185B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28185B

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28185B	#FFFFFF	#000000	##FFFFFF
##28185B	1.00	15.31	1.37	15.31
#FFFFFF	15.31	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275D

Deuteranopia (green-blind)

#00235A

Tritanopia (blue-blind)

#142937

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #28185b;
/* rgb */ color: rgb(40, 24, 91);
/* oklch */ color: oklch(27.7% 0.113 287.6);

Tailwind

colors: {
  custom: {
    50: '#68568a',
    500: '#28185b',
    950: '#000000',
  },
}

SCSS

$custom: #28185b;
$custom-light: #68568a;
$custom-dark: #000000;

JSON

{
  "hex": "#28185b",
  "rgb": {
    "r": 40,
    "g": 24,
    "b": 91
  },
  "hsl": {
    "h": 254.328,
    "s": 58.261,
    "l": 22.549
  },
  "oklch": {
    "l": 0.27671,
    "c": 0.11302,
    "h": 287.6
  },
  "luminance": 0.0186
}

Semantic roles & 50–950 ramp

primary

#28185B

secondary

#7D923D

accent

#E146BC

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #28185B

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

Preview Lab → · Contrast checker → · Palette generator →