#28168A#28168A

#28168A is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.5% C 0.175 H 277.4°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#28168A
RGB	rgb(40, 22, 138)
HSL	hsl(249, 73%, 31%)
HSV	hsv(249, 84%, 54%)
CMYK	cmyk(71%, 84.1%, 0%, 45.9%)
CIE-LAB	lab(19.47, 43.36, -60.14)
CIE-LCH	lch(19.47, 74.14, 305.79°)
OKLab	oklab(32.53% 0.0226 -0.1737)
OKLCH	oklch(32.53% 0.175 277.4)
XYZ	xyz(5.7479, 2.8594, 24.2888)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28168A #788A16

analogous

#163E8A #28168A #62168A

triadic

#28168A #8A2816 #168A28

tetradic

#28168A #8A163E #788A16 #168A62

square

#28168A #8A163E #788A16 #168A62

split-complementary

#28168A #8A6216 #3E8A16

monochromatic

#090520 #190E55 #28168A #371EBF #543BE0

Accessibility & contrast

On white

13.36

#28168A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#28168A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28168A

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28168A	#FFFFFF	#000000	##FFFFFF
##28168A	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348D

Deuteranopia (green-blind)

#002A88

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #28168a;
/* rgb */ color: rgb(40, 22, 138);
/* oklch */ color: oklch(32.5% 0.175 277.4);

Tailwind

colors: {
  custom: {
    50: '#7258ad',
    500: '#28168a',
    950: '#000000',
  },
}

SCSS

$custom: #28168a;
$custom-light: #7258ad;
$custom-dark: #000000;

JSON

{
  "hex": "#28168a",
  "rgb": {
    "r": 40,
    "g": 22,
    "b": 138
  },
  "hsl": {
    "h": 249.31,
    "s": 72.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32527,
    "c": 0.17521,
    "h": 277.4
  },
  "luminance": 0.0286
}

Semantic roles & 50–950 ramp

primary

#28168A

secondary

#AABE3E

accent

#EF39D3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #28168A

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

Preview Lab → · Contrast checker → · Palette generator →