#2823C5#2823C5

#2823C5 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.9% C 0.234 H 270.7°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#2823C5
RGB	rgb(40, 35, 197)
HSL	hsl(242, 70%, 45%)
HSV	hsv(242, 82%, 77%)
CMYK	cmyk(79.7%, 82.2%, 0%, 22.7%)
CIE-LAB	lab(28.60, 55.43, -80.73)
CIE-LCH	lch(28.60, 97.93, 304.47°)
OKLab	oklab(40.88% 0.003 -0.2337)
OKLCH	oklch(40.88% 0.234 270.7)
XYZ	xyz(11.5507, 5.6831, 53.3007)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2823C5 #C0C523

analogous

#236FC5 #2823C5 #7923C5

triadic

#2823C5 #C52823 #23C528

tetradic

#2823C5 #C5236F #C0C523 #23C579

square

#2823C5 #C5236F #C0C523 #23C579

split-complementary

#2823C5 #C57923 #6FC523

monochromatic

#13115D #1D1A91 #2823C5 #4C47DE #7E7BE8

Accessibility & contrast

On white

9.83

#2823C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2823C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2823C5

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2823C5	#FFFFFF	#000000	##FFFFFF
##2823C5	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BC9

Deuteranopia (green-blind)

#003BC2

Tritanopia (blue-blind)

#005776

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2823c5;
/* rgb */ color: rgb(40, 35, 197);
/* oklch */ color: oklch(40.9% 0.234 270.7);

Tailwind

colors: {
  custom: {
    50: '#8063d8',
    500: '#2823c5',
    950: '#000000',
  },
}

SCSS

$custom: #2823c5;
$custom-light: #8063d8;
$custom-dark: #000000;

JSON

{
  "hex": "#2823c5",
  "rgb": {
    "r": 40,
    "g": 35,
    "b": 197
  },
  "hsl": {
    "h": 241.852,
    "s": 69.828,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4088,
    "c": 0.23368,
    "h": 270.7
  },
  "luminance": 0.05684
}

Semantic roles & 50–950 ramp

primary

#2823C5

secondary

#CDCF74

accent

#ED3BE7

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0615

muted

#7D7A83

Preview Lab

Preview with #2823C5

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

Preview Lab → · Contrast checker → · Palette generator →