#2423BC#2423BC

#2423BC is a dark, highly saturated blue. Relative luminance 0.052; OKLCH L 39.6% C 0.225 H 270.2°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#2423BC
RGB	rgb(36, 35, 188)
HSL	hsl(240, 69%, 44%)
HSV	hsv(240, 81%, 74%)
CMYK	cmyk(80.9%, 81.4%, 0%, 26.3%)
CIE-LAB	lab(27.32, 52.46, -77.56)
CIE-LCH	lch(27.32, 93.63, 304.08°)
OKLab	oklab(39.63% 0.0006 -0.2245)
OKLCH	oklch(39.63% 0.225 270.2)
XYZ	xyz(10.4026, 5.2068, 48.0239)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2423BC #BBBC23

analogous

#236EBC #2423BC #7023BC

triadic

#2423BC #BC2423 #23BC24

tetradic

#2423BC #BC236E #BBBC23 #23BC70

square

#2423BC #BC236E #BBBC23 #23BC70

split-complementary

#2423BC #BC7023 #6EBC23

monochromatic

#101055 #1A1988 #2423BC #4241DC #7574E5

Accessibility & contrast

On white

10.29

#2423BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2423BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2423BC

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2423BC	#FFFFFF	#000000	##FFFFFF
##2423BC	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048C0

Deuteranopia (green-blind)

#0038B9

Tritanopia (blue-blind)

#005471

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2423bc;
/* rgb */ color: rgb(36, 35, 188);
/* oklch */ color: oklch(39.6% 0.225 270.2);

Tailwind

colors: {
  custom: {
    50: '#7c62d2',
    500: '#2423bc',
    950: '#000000',
  },
}

SCSS

$custom: #2423bc;
$custom-light: #7c62d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2423bc",
  "rgb": {
    "r": 36,
    "g": 35,
    "b": 188
  },
  "hsl": {
    "h": 240.392,
    "s": 68.61,
    "l": 43.725
  },
  "oklch": {
    "l": 0.39625,
    "c": 0.22454,
    "h": 270.2
  },
  "luminance": 0.05208
}

Semantic roles & 50–950 ramp

primary

#2423BC

secondary

#CCCC6F

accent

#EB3CEA

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #2423BC

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

Preview Lab → · Contrast checker → · Palette generator →