#2827BD#2827BD

#2827BD is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.4% C 0.221 H 271.0°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#2827BD
RGB	rgb(40, 39, 189)
HSL	hsl(240, 66%, 45%)
HSV	hsv(240, 79%, 74%)
CMYK	cmyk(78.8%, 79.4%, 0%, 25.9%)
CIE-LAB	lab(28.31, 51.04, -76.49)
CIE-LCH	lch(28.31, 91.95, 303.71°)
OKLab	oklab(40.41% 0.0037 -0.2214)
OKLCH	oklch(40.41% 0.221 271)
XYZ	xyz(10.7828, 5.5751, 48.6420)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2827BD #BCBD27

analogous

#2771BD #2827BD #7327BD

triadic

#2827BD #BD2827 #27BD28

tetradic

#2827BD #BD2771 #BCBD27 #27BD73

square

#2827BD #BD2771 #BCBD27 #27BD73

split-complementary

#2827BD #BD7327 #71BD27

monochromatic

#131258 #1D1D8A #2827BD #4948D9 #7B7BE4

Accessibility & contrast

On white

9.93

#2827BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2827BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2827BD

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2827BD	#FFFFFF	#000000	##FFFFFF
##2827BD	1.00	9.93	2.12	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AC1

Deuteranopia (green-blind)

#003BBA

Tritanopia (blue-blind)

#005672

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2827bd;
/* rgb */ color: rgb(40, 39, 189);
/* oklch */ color: oklch(40.4% 0.221 271.0);

Tailwind

colors: {
  custom: {
    50: '#7d65d2',
    500: '#2827bd',
    950: '#000000',
  },
}

SCSS

$custom: #2827bd;
$custom-light: #7d65d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2827bd",
  "rgb": {
    "r": 40,
    "g": 39,
    "b": 189
  },
  "hsl": {
    "h": 240.4,
    "s": 65.789,
    "l": 44.706
  },
  "oklch": {
    "l": 0.40411,
    "c": 0.22147,
    "h": 271
  },
  "luminance": 0.05576
}

Semantic roles & 50–950 ramp

primary

#2827BD

secondary

#CBCC74

accent

#E93FE8

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #2827BD

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

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