#2820AA#2820AA

#2820AA is a dark, highly saturated blue. Relative luminance 0.044; OKLCH L 37.4% C 0.205 H 272.8°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#2820AA
RGB	rgb(40, 32, 170)
HSL	hsl(243, 68%, 40%)
HSV	hsv(243, 81%, 67%)
CMYK	cmyk(76.5%, 81.2%, 0%, 33.3%)
CIE-LAB	lab(24.91, 48.54, -70.79)
CIE-LCH	lch(24.91, 85.83, 304.44°)
OKLab	oklab(37.4% 0.0101 -0.2048)
OKLCH	oklch(37.4% 0.205 272.8)
XYZ	xyz(8.6449, 4.3855, 38.4133)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2820AA #A2AA20

analogous

#205DAA #2820AA #6D20AA

triadic

#2820AA #AA2820 #20AA28

tetradic

#2820AA #AA205D #A2AA20 #20AA6D

square

#2820AA #AA205D #A2AA20 #20AA6D

split-complementary

#2820AA #AA6D20 #5DAA20

monochromatic

#100D43 #1C1676 #2820AA #392FD8 #6A63E2

Accessibility & contrast

On white

11.19

#2820AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2820AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2820AA

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2820AA	#FFFFFF	#000000	##FFFFFF
##2820AA	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AE

Deuteranopia (green-blind)

#0034A8

Tritanopia (blue-blind)

#004B66

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2820aa;
/* rgb */ color: rgb(40, 32, 170);
/* oklch */ color: oklch(37.4% 0.205 272.8);

Tailwind

colors: {
  custom: {
    50: '#795fc5',
    500: '#2820aa',
    950: '#000000',
  },
}

SCSS

$custom: #2820aa;
$custom-light: #795fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2820aa",
  "rgb": {
    "r": 40,
    "g": 32,
    "b": 170
  },
  "hsl": {
    "h": 243.478,
    "s": 68.317,
    "l": 39.608
  },
  "oklch": {
    "l": 0.37395,
    "c": 0.20507,
    "h": 272.8
  },
  "luminance": 0.04386
}

Semantic roles & 50–950 ramp

primary

#2820AA

secondary

#C1C75F

accent

#EB3DE1

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2820AA

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

Preview Lab → · Contrast checker → · Palette generator →