#2828BD#2828BD

#2828BD is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.5% C 0.221 H 270.9°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#2828BD
RGB	rgb(40, 40, 189)
HSL	hsl(240, 65%, 45%)
HSV	hsv(240, 79%, 74%)
CMYK	cmyk(78.8%, 78.8%, 0%, 25.9%)
CIE-LAB	lab(28.49, 50.53, -76.20)
CIE-LCH	lch(28.49, 91.43, 303.55°)
OKLab	oklab(40.53% 0.0035 -0.2206)
OKLCH	oklch(40.53% 0.221 270.9)
XYZ	xyz(10.8161, 5.6416, 48.6531)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2828BD #BDBD28

analogous

#2873BD #2828BD #7328BD

triadic

#2828BD #BD2828 #28BD28

tetradic

#2828BD #BD2873 #BDBD28 #28BD73

square

#2828BD #BD2873 #BDBD28 #28BD73

split-complementary

#2828BD #BD7328 #73BD28

monochromatic

#131358 #1D1D8A #2828BD #4A4AD9 #7C7CE3

Accessibility & contrast

On white

9.87

#2828BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2828BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2828BD

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2828BD	#FFFFFF	#000000	##FFFFFF
##2828BD	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BC1

Deuteranopia (green-blind)

#003BBA

Tritanopia (blue-blind)

#005672

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2828bd;
/* rgb */ color: rgb(40, 40, 189);
/* oklch */ color: oklch(40.5% 0.221 270.9);

Tailwind

colors: {
  custom: {
    50: '#7d65d2',
    500: '#2828bd',
    950: '#000000',
  },
}

SCSS

$custom: #2828bd;
$custom-light: #7d65d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2828bd",
  "rgb": {
    "r": 40,
    "g": 40,
    "b": 189
  },
  "hsl": {
    "h": 240,
    "s": 65.066,
    "l": 44.902
  },
  "oklch": {
    "l": 0.40534,
    "c": 0.22064,
    "h": 270.9
  },
  "luminance": 0.05643
}

Semantic roles & 50–950 ramp

primary

#2828BD

secondary

#CBCB75

accent

#E840E8

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #2828BD

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

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