#2423C1#2423C1

#2423C1 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.2% C 0.230 H 269.9°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#2423C1
RGB	rgb(36, 35, 193)
HSL	hsl(240, 69%, 45%)
HSV	hsv(240, 82%, 76%)
CMYK	cmyk(81.3%, 81.9%, 0%, 24.3%)
CIE-LAB	lab(27.92, 54.01, -79.52)
CIE-LCH	lch(27.92, 96.12, 304.18°)
OKLab	oklab(40.21% -0.0004 -0.2302)
OKLCH	oklch(40.21% 0.23 269.9)
XYZ	xyz(10.9510, 5.4261, 50.9119)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2423C1 #C0C123

analogous

#2371C1 #2423C1 #7323C1

triadic

#2423C1 #C12423 #23C124

tetradic

#2423C1 #C12371 #C0C123 #23C173

square

#2423C1 #C12371 #C0C123 #23C173

split-complementary

#2423C1 #C17323 #71C123

monochromatic

#111059 #1A1A8D #2423C1 #4544DD #7978E6

Accessibility & contrast

On white

10.07

#2423C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2423C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2423C1

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2423C1	#FFFFFF	#000000	##FFFFFF
##2423C1	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AC5

Deuteranopia (green-blind)

#0039BE

Tritanopia (blue-blind)

#005674

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2423c1;
/* rgb */ color: rgb(36, 35, 193);
/* oklch */ color: oklch(40.2% 0.230 269.9);

Tailwind

colors: {
  custom: {
    50: '#7e62d5',
    500: '#2423c1',
    950: '#000000',
  },
}

SCSS

$custom: #2423c1;
$custom-light: #7e62d5;
$custom-dark: #000000;

JSON

{
  "hex": "#2423c1",
  "rgb": {
    "r": 36,
    "g": 35,
    "b": 193
  },
  "hsl": {
    "h": 240.38,
    "s": 69.298,
    "l": 44.706
  },
  "oklch": {
    "l": 0.40214,
    "c": 0.23021,
    "h": 269.9
  },
  "luminance": 0.05427
}

Semantic roles & 50–950 ramp

primary

#2423C1

secondary

#CDCE72

accent

#EC3CEB

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #2423C1

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

Preview Lab → · Contrast checker → · Palette generator →