#2B24A9#2B24A9

#2B24A9 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 38.0% C 0.200 H 273.6°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#2B24A9
RGB	rgb(43, 36, 169)
HSL	hsl(243, 65%, 40%)
HSV	hsv(243, 79%, 66%)
CMYK	cmyk(74.6%, 78.7%, 0%, 33.7%)
CIE-LAB	lab(25.68, 46.42, -68.90)
CIE-LCH	lch(25.68, 83.08, 303.97°)
OKLab	oklab(37.95% 0.0126 -0.1993)
OKLCH	oklch(37.95% 0.2 273.6)
XYZ	xyz(8.7862, 4.6390, 37.9608)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B24A9 #A2A924

analogous

#245FA9 #2B24A9 #6E24A9

triadic

#2B24A9 #A92B24 #24A92B

tetradic

#2B24A9 #A9245F #A2A924 #24A96E

square

#2B24A9 #A9245F #A2A924 #24A96E

split-complementary

#2B24A9 #A96E24 #5FA924

monochromatic

#110F44 #1E1977 #2B24A9 #3E36D4 #6F68DF

Accessibility & contrast

On white

10.89

#2B24A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2B24A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B24A9

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B24A9	#FFFFFF	#000000	##FFFFFF
##2B24A9	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AD

Deuteranopia (green-blind)

#0036A7

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b24a9;
/* rgb */ color: rgb(43, 36, 169);
/* oklch */ color: oklch(38.0% 0.200 273.6);

Tailwind

colors: {
  custom: {
    50: '#7a62c4',
    500: '#2b24a9',
    950: '#000000',
  },
}

SCSS

$custom: #2b24a9;
$custom-light: #7a62c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b24a9",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 169
  },
  "hsl": {
    "h": 243.158,
    "s": 64.878,
    "l": 40.196
  },
  "oklch": {
    "l": 0.37952,
    "c": 0.19973,
    "h": 273.6
  },
  "luminance": 0.0464
}

Semantic roles & 50–950 ramp

primary

#2B24A9

secondary

#C0C564

accent

#E840DF

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2B24A9

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

Preview Lab → · Contrast checker → · Palette generator →