#28176B#28176B

#28176B is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.2% C 0.136 H 283.3°. Best body text is #FFFFFF at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#28176B
RGB	rgb(40, 23, 107)
HSL	hsl(252, 65%, 25%)
HSV	hsv(252, 79%, 42%)
CMYK	cmyk(62.6%, 78.5%, 0%, 58%)
CIE-LAB	lab(16.13, 32.99, -45.82)
CIE-LCH	lch(16.13, 56.46, 305.75°)
OKLab	oklab(29.16% 0.0313 -0.1321)
OKLCH	oklch(29.16% 0.136 283.3)
XYZ	xyz(3.8345, 2.1252, 14.1152)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28176B #5A6B17

analogous

#17306B #28176B #52176B

triadic

#28176B #6B2817 #176B28

tetradic

#28176B #6B1730 #5A6B17 #176B52

square

#28176B #6B1730 #5A6B17 #176B52

split-complementary

#28176B #6B5217 #306B17

monochromatic

#090519 #150C39 #28176B #3B229D #4E2DD0

Accessibility & contrast

On white

14.74

#28176B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#28176B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28176B

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28176B	#FFFFFF	#000000	##FFFFFF
##28176B	1.00	14.74	1.43	14.74
#FFFFFF	14.74	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6D

Deuteranopia (green-blind)

#002569

Tritanopia (blue-blind)

#002F40

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #28176b;
/* rgb */ color: rgb(40, 23, 107);
/* oklch */ color: oklch(29.2% 0.136 283.3);

Tailwind

colors: {
  custom: {
    50: '#6b5696',
    500: '#28176b',
    950: '#000000',
  },
}

SCSS

$custom: #28176b;
$custom-light: #6b5696;
$custom-dark: #000000;

JSON

{
  "hex": "#28176b",
  "rgb": {
    "r": 40,
    "g": 23,
    "b": 107
  },
  "hsl": {
    "h": 252.143,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.29157,
    "c": 0.13572,
    "h": 283.3
  },
  "luminance": 0.02125
}

Semantic roles & 50–950 ramp

primary

#28176B

secondary

#8DA13D

accent

#E840C6

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #28176B

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

Preview Lab → · Contrast checker → · Palette generator →