#28296E#28296E

#28296E is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.5% C 0.117 H 277.1°. Best body text is #FFFFFF at 12.86:1 contrast (WCAG AA passes).

Color values

HEX	#28296E
RGB	rgb(40, 41, 110)
HSL	hsl(239, 47%, 29%)
HSV	hsv(239, 64%, 43%)
CMYK	cmyk(63.6%, 62.7%, 0%, 56.9%)
CIE-LAB	lab(20.68, 22.52, -40.33)
CIE-LCH	lch(20.68, 46.19, 299.18°)
OKLab	oklab(32.53% 0.0144 -0.1159)
OKLCH	oklch(32.53% 0.117 277.1)
XYZ	xyz(4.4816, 3.1624, 15.1231)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28296E #6E6D28

analogous

#284C6E #28296E #4A286E

triadic

#28296E #6E2829 #296E28

tetradic

#28296E #6E284C #6E6D28 #286E4A

square

#28296E #6E284C #6E6D28 #286E4A

split-complementary

#28296E #6E4A28 #4C6E28

monochromatic

#080816 #181841 #28296E #383A9B #5152C0

Accessibility & contrast

On white

12.86

#28296E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#28296E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28296E

12.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28296E	#FFFFFF	#000000	##FFFFFF
##28296E	1.00	12.86	1.63	12.86
#FFFFFF	12.86	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003570

Deuteranopia (green-blind)

#002F6D

Tritanopia (blue-blind)

#003A47

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #28296e;
/* rgb */ color: rgb(40, 41, 110);
/* oklch */ color: oklch(32.5% 0.117 277.1);

Tailwind

colors: {
  custom: {
    50: '#6a6298',
    500: '#28296e',
    950: '#000000',
  },
}

SCSS

$custom: #28296e;
$custom-light: #6a6298;
$custom-dark: #000000;

JSON

{
  "hex": "#28296e",
  "rgb": {
    "r": 40,
    "g": 41,
    "b": 110
  },
  "hsl": {
    "h": 239.143,
    "s": 46.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32534,
    "c": 0.11683,
    "h": 277.1
  },
  "luminance": 0.03163
}

Semantic roles & 50–950 ramp

primary

#28296E

secondary

#A09F51

accent

#D451D6

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #28296E

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

Preview Lab → · Contrast checker → · Palette generator →