#28113B#28113B

#28113B is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.6% C 0.079 H 306.5°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#28113B
RGB	rgb(40, 17, 59)
HSL	hsl(273, 55%, 15%)
HSV	hsv(273, 71%, 23%)
CMYK	cmyk(32.2%, 71.2%, 0%, 76.9%)
CIE-LAB	lab(10.32, 21.42, -22.54)
CIE-LCH	lch(10.32, 31.09, 313.53°)
OKLab	oklab(23.61% 0.0471 -0.0637)
OKLCH	oklch(23.61% 0.079 306.5)
XYZ	xyz(1.8648, 1.1678, 4.2640)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28113B #243B11

analogous

#13113B #28113B #3B1139

triadic

#28113B #3B2811 #113B28

tetradic

#28113B #3B1311 #243B11 #11393B

square

#28113B #3B1311 #243B11 #11393B

split-complementary

#28113B #393B11 #113B13

monochromatic

#100718 #100718 #28113B #481F6B #682C9A

Accessibility & contrast

On white

17.02

#28113B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#28113B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28113B

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28113B	#FFFFFF	#000000	##FFFFFF
##28113B	1.00	17.02	1.23	17.02
#FFFFFF	17.02	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011B3C

Deuteranopia (green-blind)

#091C3A

Tritanopia (blue-blind)

#251924

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #28113b;
/* rgb */ color: rgb(40, 17, 59);
/* oklch */ color: oklch(23.6% 0.079 306.5);

Tailwind

colors: {
  custom: {
    50: '#645071',
    500: '#28113b',
    950: '#000000',
  },
}

SCSS

$custom: #28113b;
$custom-light: #645071;
$custom-dark: #000000;

JSON

{
  "hex": "#28113b",
  "rgb": {
    "r": 40,
    "g": 17,
    "b": 59
  },
  "hsl": {
    "h": 272.857,
    "s": 55.263,
    "l": 14.902
  },
  "oklch": {
    "l": 0.2361,
    "c": 0.07925,
    "h": 306.5
  },
  "luminance": 0.01168
}

Semantic roles & 50–950 ramp

primary

#28113B

secondary

#517433

accent

#DF498D

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#050207

muted

#7A787A

Preview Lab

Preview with #28113B

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

Preview Lab → · Contrast checker → · Palette generator →