#28199D#28199D

#28199D is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.1% C 0.195 H 274.6°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#28199D
RGB	rgb(40, 25, 157)
HSL	hsl(247, 73%, 36%)
HSV	hsv(247, 84%, 62%)
CMYK	cmyk(74.5%, 84.1%, 0%, 38.4%)
CIE-LAB	lab(22.23, 47.81, -67.33)
CIE-LCH	lch(22.23, 82.58, 305.38°)
OKLab	oklab(35.09% 0.0157 -0.1947)
OKLCH	oklch(35.09% 0.195 274.6)
XYZ	xyz(7.3065, 3.5800, 32.1977)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28199D #8E9D19

analogous

#194C9D #28199D #6A199D

triadic

#28199D #9D2819 #199D28

tetradic

#28199D #9D194C #8E9D19 #199D6A

square

#28199D #9D194C #8E9D19 #199D6A

split-complementary

#28199D #9D6A19 #4C9D19

monochromatic

#0D0833 #1B1168 #28199D #3521D2 #5F4EE3

Accessibility & contrast

On white

12.24

#28199D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#28199D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28199D

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28199D	#FFFFFF	#000000	##FFFFFF
##28199D	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA1

Deuteranopia (green-blind)

#002F9B

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #28199d;
/* rgb */ color: rgb(40, 25, 157);
/* oklch */ color: oklch(35.1% 0.195 274.6);

Tailwind

colors: {
  custom: {
    50: '#775bbb',
    500: '#28199d',
    950: '#000000',
  },
}

SCSS

$custom: #28199d;
$custom-light: #775bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#28199d",
  "rgb": {
    "r": 40,
    "g": 25,
    "b": 157
  },
  "hsl": {
    "h": 246.818,
    "s": 72.527,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35094,
    "c": 0.19531,
    "h": 274.6
  },
  "luminance": 0.03581
}

Semantic roles & 50–950 ramp

primary

#28199D

secondary

#B7C54D

accent

#EF39DA

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #28199D

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

Preview Lab → · Contrast checker → · Palette generator →