#2A24A9#2A24A9

#2A24A9 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.9% C 0.200 H 273.3°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#2A24A9
RGB	rgb(42, 36, 169)
HSL	hsl(243, 65%, 40%)
HSV	hsv(243, 79%, 66%)
CMYK	cmyk(75.1%, 78.7%, 0%, 33.7%)
CIE-LAB	lab(25.62, 46.34, -69.01)
CIE-LCH	lch(25.62, 83.12, 303.88°)
OKLab	oklab(37.89% 0.0114 -0.1997)
OKLCH	oklch(37.89% 0.2 273.3)
XYZ	xyz(8.7448, 4.6177, 37.9589)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A24A9 #A3A924

analogous

#2460A9 #2A24A9 #6D24A9

triadic

#2A24A9 #A92A24 #24A92A

tetradic

#2A24A9 #A92460 #A3A924 #24A96D

square

#2A24A9 #A92460 #A3A924 #24A96D

split-complementary

#2A24A9 #A96D24 #60A924

monochromatic

#110F44 #1D1977 #2A24A9 #3D36D4 #6E68DF

Accessibility & contrast

On white

10.92

#2A24A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2A24A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A24A9

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A24A9	#FFFFFF	#000000	##FFFFFF
##2A24A9	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	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: #2a24a9;
/* rgb */ color: rgb(42, 36, 169);
/* oklch */ color: oklch(37.9% 0.200 273.3);

Tailwind

colors: {
  custom: {
    50: '#7962c4',
    500: '#2a24a9',
    950: '#000000',
  },
}

SCSS

$custom: #2a24a9;
$custom-light: #7962c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a24a9",
  "rgb": {
    "r": 42,
    "g": 36,
    "b": 169
  },
  "hsl": {
    "h": 242.707,
    "s": 64.878,
    "l": 40.196
  },
  "oklch": {
    "l": 0.3789,
    "c": 0.19999,
    "h": 273.3
  },
  "luminance": 0.04619
}

Semantic roles & 50–950 ramp

primary

#2A24A9

secondary

#C0C564

accent

#E840E0

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2A24A9

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

Preview Lab → · Contrast checker → · Palette generator →