#2820BD#2820BD

#2820BD is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.6% C 0.227 H 271.4°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#2820BD
RGB	rgb(40, 32, 189)
HSL	hsl(243, 71%, 43%)
HSV	hsv(243, 83%, 74%)
CMYK	cmyk(78.8%, 83.1%, 0%, 25.9%)
CIE-LAB	lab(27.18, 54.36, -78.37)
CIE-LCH	lch(27.18, 95.38, 304.75°)
OKLab	oklab(39.62% 0.0055 -0.2268)
OKLCH	oklch(39.62% 0.227 271.4)
XYZ	xyz(10.5738, 5.1571, 48.5724)
Luminance	0.0516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2820BD #B5BD20

analogous

#2067BD #2820BD #7620BD

triadic

#2820BD #BD2820 #20BD28

tetradic

#2820BD #BD2067 #B5BD20 #20BD76

square

#2820BD #BD2067 #B5BD20 #20BD76

split-complementary

#2820BD #BD7620 #67BD20

monochromatic

#120E54 #1D1789 #2820BD #443CDE #7771E7

Accessibility & contrast

On white

10.34

#2820BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2820BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2820BD

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2820BD	#FFFFFF	#000000	##FFFFFF
##2820BD	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048C1

Deuteranopia (green-blind)

#0038BA

Tritanopia (blue-blind)

#005371

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2820bd;
/* rgb */ color: rgb(40, 32, 189);
/* oklch */ color: oklch(39.6% 0.227 271.4);

Tailwind

colors: {
  custom: {
    50: '#7e61d2',
    500: '#2820bd',
    950: '#000000',
  },
}

SCSS

$custom: #2820bd;
$custom-light: #7e61d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2820bd",
  "rgb": {
    "r": 40,
    "g": 32,
    "b": 189
  },
  "hsl": {
    "h": 243.057,
    "s": 71.041,
    "l": 43.333
  },
  "oklch": {
    "l": 0.39622,
    "c": 0.22685,
    "h": 271.4
  },
  "luminance": 0.05158
}

Semantic roles & 50–950 ramp

primary

#2820BD

secondary

#C8CD6B

accent

#EE3AE5

background

#F8F5FD

surface

#F0EAFA

border

#CBC6D3

text

#0C0514

muted

#7D7983

Preview Lab

Preview with #2820BD

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

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