#2820AC#2820AC

#2820AC is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.6% C 0.207 H 272.6°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#2820AC
RGB	rgb(40, 32, 172)
HSL	hsl(243, 69%, 40%)
HSV	hsv(243, 81%, 67%)
CMYK	cmyk(76.7%, 81.4%, 0%, 32.5%)
CIE-LAB	lab(25.14, 49.16, -71.60)
CIE-LCH	lch(25.14, 86.86, 304.47°)
OKLab	oklab(37.63% 0.0096 -0.2072)
OKLCH	oklch(37.63% 0.207 272.6)
XYZ	xyz(8.8355, 4.4618, 39.4173)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2820AC #A4AC20

analogous

#205EAC #2820AC #6E20AC

triadic

#2820AC #AC2820 #20AC28

tetradic

#2820AC #AC205E #A4AC20 #20AC6E

square

#2820AC #AC205E #A4AC20 #20AC6E

split-complementary

#2820AC #AC6E20 #5EAC20

monochromatic

#100D45 #1C1678 #2820AC #3A31D9 #6B64E2

Accessibility & contrast

On white

11.10

#2820AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2820AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2820AC

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2820AC	#FFFFFF	#000000	##FFFFFF
##2820AC	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B0

Deuteranopia (green-blind)

#0035AA

Tritanopia (blue-blind)

#004C67

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2820ac;
/* rgb */ color: rgb(40, 32, 172);
/* oklch */ color: oklch(37.6% 0.207 272.6);

Tailwind

colors: {
  custom: {
    50: '#7a60c6',
    500: '#2820ac',
    950: '#000000',
  },
}

SCSS

$custom: #2820ac;
$custom-light: #7a60c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2820ac",
  "rgb": {
    "r": 40,
    "g": 32,
    "b": 172
  },
  "hsl": {
    "h": 243.429,
    "s": 68.627,
    "l": 40
  },
  "oklch": {
    "l": 0.37628,
    "c": 0.2074,
    "h": 272.6
  },
  "luminance": 0.04463
}

Semantic roles & 50–950 ramp

primary

#2820AC

secondary

#C1C760

accent

#EB3CE1

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2820AC

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

Preview Lab → · Contrast checker → · Palette generator →