#28286D#28286D

#28286D is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.2% C 0.117 H 277.6°. Best body text is #FFFFFF at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#28286D
RGB	rgb(40, 40, 109)
HSL	hsl(240, 46%, 29%)
HSV	hsv(240, 63%, 43%)
CMYK	cmyk(63.3%, 63.3%, 0%, 57.3%)
CIE-LAB	lab(20.33, 22.84, -40.25)
CIE-LCH	lch(20.33, 46.28, 299.57°)
OKLab	oklab(32.25% 0.0155 -0.1157)
OKLCH	oklch(32.25% 0.117 277.6)
XYZ	xyz(4.3933, 3.0725, 14.8266)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28286D #6D6D28

analogous

#284B6D #28286D #4B286D

triadic

#28286D #6D2828 #286D28

tetradic

#28286D #6D284B #6D6D28 #286D4B

square

#28286D #6D284B #6D6D28 #286D4B

split-complementary

#28286D #6D4B28 #4B6D28

monochromatic

#080816 #181840 #28286D #38389A #5050BF

Accessibility & contrast

On white

13.01

#28286D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#28286D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28286D

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28286D	#FFFFFF	#000000	##FFFFFF
##28286D	1.00	13.01	1.61	13.01
#FFFFFF	13.01	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346F

Deuteranopia (green-blind)

#002E6C

Tritanopia (blue-blind)

#003946

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #28286d;
/* rgb */ color: rgb(40, 40, 109);
/* oklch */ color: oklch(32.2% 0.117 277.6);

Tailwind

colors: {
  custom: {
    50: '#6a6297',
    500: '#28286d',
    950: '#000000',
  },
}

SCSS

$custom: #28286d;
$custom-light: #6a6297;
$custom-dark: #000000;

JSON

{
  "hex": "#28286d",
  "rgb": {
    "r": 40,
    "g": 40,
    "b": 109
  },
  "hsl": {
    "h": 240,
    "s": 46.309,
    "l": 29.216
  },
  "oklch": {
    "l": 0.32248,
    "c": 0.11676,
    "h": 277.6
  },
  "luminance": 0.03073
}

Semantic roles & 50–950 ramp

primary

#28286D

secondary

#9F9F51

accent

#D652D6

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050D

muted

#7A797E

Preview Lab

Preview with #28286D

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

Preview Lab → · Contrast checker → · Palette generator →