#2423A0#2423A0

#2423A0 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.4% C 0.192 H 271.9°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#2423A0
RGB	rgb(36, 35, 160)
HSL	hsl(240, 64%, 38%)
HSV	hsv(240, 78%, 63%)
CMYK	cmyk(77.5%, 78.1%, 0%, 37.3%)
CIE-LAB	lab(24.05, 43.47, -66.16)
CIE-LCH	lch(24.05, 79.16, 303.31°)
OKLab	oklab(36.39% 0.0064 -0.1915)
OKLCH	oklch(36.39% 0.192 271.9)
XYZ	xyz(7.6716, 4.1144, 33.6407)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2423A0 #9FA023

analogous

#2360A0 #2423A0 #6223A0

triadic

#2423A0 #A02423 #23A024

tetradic

#2423A0 #A02360 #9FA023 #23A062

square

#2423A0 #A02360 #9FA023 #23A062

split-complementary

#2423A0 #A06223 #60A023

monochromatic

#0D0D3C #19186E #2423A0 #302FD1 #6261DC

Accessibility & contrast

On white

11.52

#2423A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2423A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2423A0

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2423A0	#FFFFFF	#000000	##FFFFFF
##2423A0	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA4

Deuteranopia (green-blind)

#00339E

Tritanopia (blue-blind)

#004961

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2423a0;
/* rgb */ color: rgb(36, 35, 160);
/* oklch */ color: oklch(36.4% 0.192 271.9);

Tailwind

colors: {
  custom: {
    50: '#7560bd',
    500: '#2423a0',
    950: '#000000',
  },
}

SCSS

$custom: #2423a0;
$custom-light: #7560bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2423a0",
  "rgb": {
    "r": 36,
    "g": 35,
    "b": 160
  },
  "hsl": {
    "h": 240.48,
    "s": 64.103,
    "l": 38.235
  },
  "oklch": {
    "l": 0.36392,
    "c": 0.19163,
    "h": 271.9
  },
  "luminance": 0.04115
}

Semantic roles & 50–950 ramp

primary

#2423A0

secondary

#C1C15D

accent

#E741E6

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2423A0

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

Preview Lab → · Contrast checker → · Palette generator →