#2816AB#2816AB

#2816AB is a dark, highly saturated blue. Relative luminance 0.040; OKLCH L 36.5% C 0.213 H 273.3°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#2816AB
RGB	rgb(40, 22, 171)
HSL	hsl(247, 77%, 38%)
HSV	hsv(247, 87%, 67%)
CMYK	cmyk(76.6%, 87.1%, 0%, 32.9%)
CIE-LAB	lab(23.55, 53.20, -73.64)
CIE-LCH	lch(23.55, 90.85, 305.84°)
OKLab	oklab(36.5% 0.0124 -0.2129)
OKLCH	oklch(36.5% 0.213 273.3)
XYZ	xyz(8.5102, 3.9643, 38.8369)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2816AB #99AB16

analogous

#164FAB #2816AB #7216AB

triadic

#2816AB #AB2816 #16AB28

tetradic

#2816AB #AB164F #99AB16 #16AB72

square

#2816AB #AB164F #99AB16 #16AB72

split-complementary

#2816AB #AB7216 #4FAB16

monochromatic

#0F083F #1B0F75 #2816AB #351DE1 #6553E9

Accessibility & contrast

On white

11.71

#2816AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2816AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2816AB

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2816AB	#FFFFFF	#000000	##FFFFFF
##2816AB	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAF

Deuteranopia (green-blind)

#0031A9

Tritanopia (blue-blind)

#004965

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2816ab;
/* rgb */ color: rgb(40, 22, 171);
/* oklch */ color: oklch(36.5% 0.213 273.3);

Tailwind

colors: {
  custom: {
    50: '#7a5bc6',
    500: '#2816ab',
    950: '#000000',
  },
}

SCSS

$custom: #2816ab;
$custom-light: #7a5bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2816ab",
  "rgb": {
    "r": 40,
    "g": 22,
    "b": 171
  },
  "hsl": {
    "h": 247.248,
    "s": 77.202,
    "l": 37.843
  },
  "oklch": {
    "l": 0.36498,
    "c": 0.21325,
    "h": 273.3
  },
  "luminance": 0.03965
}

Semantic roles & 50–950 ramp

primary

#2816AB

secondary

#BDCB52

accent

#F434DD

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #2816AB

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

Preview Lab → · Contrast checker → · Palette generator →