#2823C1#2823C1

#2823C1 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.4% C 0.229 H 271.0°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#2823C1
RGB	rgb(40, 35, 193)
HSL	hsl(242, 69%, 45%)
HSV	hsv(242, 82%, 76%)
CMYK	cmyk(79.3%, 81.9%, 0%, 24.3%)
CIE-LAB	lab(28.12, 54.21, -79.17)
CIE-LCH	lch(28.12, 95.95, 304.40°)
OKLab	oklab(40.41% 0.0039 -0.2291)
OKLCH	oklch(40.41% 0.229 271)
XYZ	xyz(11.0985, 5.5022, 50.9188)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2823C1 #BCC123

analogous

#236DC1 #2823C1 #7723C1

triadic

#2823C1 #C12823 #23C128

tetradic

#2823C1 #C1236D #BCC123 #23C177

square

#2823C1 #C1236D #BCC123 #23C177

split-complementary

#2823C1 #C17723 #6DC123

monochromatic

#131059 #1D1A8D #2823C1 #4944DD #7B78E6

Accessibility & contrast

On white

10.00

#2823C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#2823C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2823C1

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2823C1	#FFFFFF	#000000	##FFFFFF
##2823C1	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AC5

Deuteranopia (green-blind)

#003ABE

Tritanopia (blue-blind)

#005674

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2823c1;
/* rgb */ color: rgb(40, 35, 193);
/* oklch */ color: oklch(40.4% 0.229 271.0);

Tailwind

colors: {
  custom: {
    50: '#7f63d5',
    500: '#2823c1',
    950: '#000000',
  },
}

SCSS

$custom: #2823c1;
$custom-light: #7f63d5;
$custom-dark: #000000;

JSON

{
  "hex": "#2823c1",
  "rgb": {
    "r": 40,
    "g": 35,
    "b": 193
  },
  "hsl": {
    "h": 241.899,
    "s": 69.298,
    "l": 44.706
  },
  "oklch": {
    "l": 0.40411,
    "c": 0.22918,
    "h": 271
  },
  "luminance": 0.05503
}

Semantic roles & 50–950 ramp

primary

#2823C1

secondary

#CBCE72

accent

#EC3CE7

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #2823C1

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

Preview Lab → · Contrast checker → · Palette generator →